Red Lunar Dragon. Charting your biorhythms can give a very real indication about your capabilities or state at a given time. It is believed that people have three main biorhythmic cycles: physical, emotional and intellectual. 0; Dual window file comparison | utility with full ASCII viewing mode. by M. We each have three fundamental biorhythm cycles. Many people report that they can improve the quality of their lives by monitoring the highs and lows of these cycles and acting accordingly. The word biorhythm is a compound of two Greek words, bios and rhythmos, which mean life and a constant or periodic beat. JavaScript. The idea was developed by Wilhelm Fliess in the late 19th century, and was. Coro irony du. To add a name to the list, enter a name and click on add name, when adding a name the list is saved to browsver local storage and loaded automatically. Download Now. You can check your friend status daily. Moreover, biorhythms will prevent you from dying prematurely. , day alternating with night, high. ･ Number of Days Calculator Days are calculated at the start date and the end date. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Each cycle is believed to have a specific duration and follows a sinusoidal pattern, with peaks and troughs symbolizing periods of high and low energy or performance. Enter name or lastname: Because biorhythms are flowing at different speeds, they will not all meet at that same birth point again, until we are 58 years and 66 days old. com) was closed on Wednesday, September 20, 2023. Free biorhythms calculator. Download now from developer's website. Biorhythm charts for one person based on the birthday. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. Based on the date of birth, the cycle of “Physical” is 23 days, “Emotional” is 28 days, and. We make no representation as to the accuracy of biorhythm theory or the validity of applying biorhythms to your golfing experience. Others claim that there are also secondary biorhythms (spirituality, intuition, consciousness and aesthetics) some of which may be combinations of the three primary. The Biorhythm Theory. The calculator provides information on the following cycles: Emotional. Biological rhythm, repetitive cycles that occur in biology, studied in the science of chronobiology. 1, 10 and Mac. The way the biorhythm calculator works is very simple. In biorhythmic theory, it is interesting to look at the three curves together: intellectual, physical and emotional. The second worksheet show the biorhythm table for 30 days with the measurement. Populer. The other value will be modified accordingly. 5v (3 x AA batteries). Come back each day to find today's luck in romance, money, career, travel and home life. Biorhythms app calculates your personal biorhythms, critical days and birth date compatibility. It's not just about the physical cycles of things like sleep, but also emotional cycles that can affect us in different ways. Month Day Year. Calculate your natural biorhythm for today for entertainment purposes. The Biorhythms comprises three cycles: a 23-day physical cycle, a 28-day emotional cycle and a 33-day intellectual cycle. The rhythm scale member has a major surface having a biorhythm cycle thereon, the cycle being identified by numbers of the days of the cycle, with the numbers being divided into at least three groups corresponding to high, low and critical. Best Mattress 2023; Best Hotel Mattress; Best Hybrid Mattress; Most Comfortable Mattress; Best Mattress for Heavy People; Best Mattress Without FiberglassDaily Biorhythm Chart. Novidades da Última Versão 1. The Biorhythm is one of the most accurate and tested programs to finally visually see where you are on this path and how to realign with it. org – Once you want to know about the condition of the emotional, physical, and intellectual of yourself, you can use this special chart of biorhythm to tell you about the latest information for your better health. biorythm From NIH: Biorhythm theory which became popular with the general public in the late 1960s held that three different biorhythm cycles influenced three different general aspects of human behavior. If the circadian rhythm works naturally, we tend to have a higher energy level in the. A cycle begins in an ascent for the first fourth of a cycle, then half of the cycle is in descent, then the last quarter of the. Biorhythm Calculator is a biorhythm tracker for. Now you can clearly see them ahead of time without reading a word. Emotional Cycle: Master the emotional aspects of your life, from moods and. Photo by Josh Riemer on Unsplash. Download Free and Easy Biorhythm Calculator 3. Biorhythm Calculator features: - Track your biorhythm. This is useful for programs that load in deltas / increments. Use this free biorhythm calculator to create a personalized biorhytm chart and discover insights into your cycles of intellect, emotions, and physical well being! To calculate your. - Personalized to your birth date. 24. The Physical cycle is calculated by adding the day of the month to the lunar cycle number. The program calculates personal biorhythms predictions for the selected date for each user, has an easy user interface, allows determine the most dangerous days in the month and makes biorhythm. Using your personal biorhythm forecast and chart to help plan your month, week, or each day can have a positive impact on your entire life. King of Spades is a Crown authority of Wisdom and Mastery. Press [BIO] key. Save. - Biorhythm charts for 14 days into the future. Please note that all registered data will be deleted following the closure of this site. Biorhythm may refer to: Biorhythm (pseudoscience), developed by Wilhelm Fliess in the 19th century; Biological rhythm, repetitive cycles that occur in biology, studied in the science of chronobiology; See also. The biorhythm concept starts with these experiences. Biorhythm chart for a 4-day-old born on 7/20/98. Only at Seven Reflections!We all have ups and downs - good day and bad days. To expand the program you can use VPython to plot the. As we discussed previously, each person has three basic biorhythm cycles: a physical cycle of 23 days, a 28-day emotional cycle, and an intellectual cycle of which lasts 33 days. Alexa, open BioRhythm. Your name: Your e-mail: Website (optional) Related tags. You will love the way it works! Just select your birthday on the calendar on the left side of the program, and it will show you your biorhythm waveforms for today's day, the next 2 weeks and the previous 2 weeks. Bourne. In 1976 Casio made a hit with their combination calculator and Biorhythm "Biolator". g. The biorhythm chart is the most common way of visualizing the biorhythm. Each of these cycles varies between high and low extremes sinusoidally, with days where the cycle crosses the 50% line described as "critical days" of greater risk or uncertainty. The Sanskrit term 'Kanya' means 'virgin girl,' hence a virgin woman is the zodiac sign Virgo's representation. Wakefulness. The emotional biorhythm cycle: (duration: 28 days) The second rhythm is the emotional rhythm or rhythm of the soul (Green line) which lasts exactly 4 weeks and, as its name implies effects our spiritual well being. Biorythm calculator for Couples - From the day we are born, we are governed by cycles. Starting Price: No pricing found. Very easy to use, just enter DOB and see for yourself. Traditional calculation methods are difficult to meet. Cycle Calculation Two parameters are required to calculate the three cycles: your birth date and the date to start calculations. Biorhythm compatibility love calculator refers to the compatibility that is based on birth indexes that focus on biorhythms. Our physical cycles oscillate on an approximate 23 day cycle. - Awards and achievements for unlocking special biorhythms. With InstaAstro's FREE Biorhythm Calculator, you can find the accurate levels of your mental, physical and intellectual awareness. The 5th one is for calculating your Biorhythm. RE: Biorhythm Calculator For reference, here is a scan by Bob Prosperi of an article in the June 1977 issue of Popular Electronics that shows six programs/games for the HP-25. Most biorhythm calculators will display your biorhythm through a line chart, while others will reveal it to you through a bar chart. If it is the physical curve, you will feel bodily well and, for example, if you were to have an operation the body would be more resilent. Biorhythm is a wave that is said to change the physical and mental state of life in a certain cycle. Knowing your biorhythms, you can be sure about what to expect from each day in order to. The reading and interpretation of both the current state of your biorhythms and the immediate future of your biorhythms can at first appear to be tricky. King of Spades Birth Card. round (x) Rounds x to the nearest integer. The expert has introduced “The Biorhythm” a powerful tool to help all people to live their life successfully by quickly fixing the 3 rhythm cycle in the right way. GitHub is where people build software. Use this online calculator tool to compute your personal biorhythms and show it in form of three charts (free tool, no download or installation required). Technical details: Display is 8 digits, green fluorescent. In the last 30 days, the app was downloaded about 2. The theory of biorhythms is when the cycles are positive/high you will have high energy. Partner biorhythm, calculate your partner biorhythm DailyThen I hit again on the 18th, one more of my lucky dates [according to the biorhythm chart]. Add biorhythms to your site! Biorhythm charts illustrate the principle that we are influenced by physical, emotional, and intellectual cycles. What Are Biorhythms? Biorhythms are cyclical waves that begin on the day of your birth. Biorhythm readings are usually presented covering the three major biorhythm cycles of Physical, Emotional and Intellectual states. Completely Online, instant, no downloads, Java or Flash. Comprehensive set of functions and helpers to check multiple biorhythm-related data. High points symbolize peak physical fitness, while low points reveal low energy and weakness. The intellectual cycle of biorhythms is a 33 day period which governs your thought processes, flow of ideas and intuition. Percentage values of the biorhythms displayed for the X day . by insightsoftware. The theory was developed by Wilhelm Fliess in the late 19th century, and was popularized in the United States in late 1970s. There is also this information that shows their percentage of the three aspects that was measured with this. Click to show the chart. Red Self-Existing Dragon. Biorhythm calculator. 2. Personal biorhythm is calculated and displayed on the basis of the entered date of birth. All about the formulas. Free and easy biorhythm calculator is a powerful, easy-to-use application ideal for making personal forecasts. Adjustable biorhythm, try your own figures (e. You can also click on the calendar on the right side to view your biorhythm waveforms for. This is simple, nice and useful application to provide functions: - Draw a chart of your life that provide 7 cycles of bio-rhythm. To load the most popular male or female names click on load male or female names. There are 3 types of cycles: - A Physical cyclus (coordination, strength, wellbeing, repeated every 23 days) - Emotional cyclus (creativity, sensitivity, mood, perception, environment conscious, repeated every 28 days) - Intellectual cyclus (mindfulness. Free Biorhythm Calculator is a tiny and portable application that enables you to calculate your. Emotional: The 28-day emotional cycle tracks the stability and positive energy of your psyche and outlook on life, as well as your capacity to empathize with and build rapport with other. According to the Keisan Biorhythm Compatibility calculator, “the smaller the amplitude is, the higher the compatibility of the two persons is. Emotional cycle (lasts 28 days) affects mood, emotions, perception and creativity. The 33-day cycle, called the intellectual cycle, influences our intellect or thinking capacity. You can even drag and drop buttons from existing calculators into your new creation. A unit's biorhythm follows a pattern shaped like a sine wave, advancing along the wave a little. Feedback highly appreciated. Biorhythm calculator. We each have three fundamental biorhythm cycles. It is also possible to calculate biorhythms for other persons you are able to add as many users as you want. Please note that all registered data will be deleted following the closure of this site. In the case of humans, three types of “Physical”, “Emotional”, and “Intellectual” change in their own cyclical patterns. Based on other buyer's searches, these are the products that could be a good fit for you. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. 0 out of 5 stars Good, but don't view all the cycles at once. The emotional biorhythmic cycle regulates moods, nerves, affection, and. Free biorhythms calculator to chart your Emotional, Physical, Intuitive, Intellectual, Passion, Wisdom and Mastery cycles on a daily basis. 8. These energy levels are unique to each individual and begin charting at birth. There is also this information that shows their percentage of the three aspects that was measured with this. All you have to do is input your birthday and click the button. Returns the current price of a Bitcoin in US dollars from coindesk. Screenshot. Red (Physical): Sin ( (2*pi*X)/23), Blue (Emotional): ( (2*pi*X)/28), and Green (Intellectual): Sin ( (2*pi*X)/33. Sleep Solutions. The current day is shown by. Please write in English, Danish, Norwegian, or Swedish. The Biorhythm Calculator Chart displays the four primary biorhythms by default. com) was closed on Wednesday, September 20, 2023. Test your physical shape and fitness. Love compatibility horoscope (Synastry chart) calculates planet positions of both partners and shows their mutual aspects, including free astrology interpretations. The InstaAstro new born baby name finder gives you your child’s name starting letter based on date of birth. In biorhythmic theory, it is interesting to look at the three curves together: intellectual, physical and emotional. Each biorhythm cycle has a particular function, and a particular life cycle. The Biorhythm system will help calculate the 3 cycles, such as Physical biorhythm, Emotional biorhythm, and Intellectual biorhythm, to move on the desired life path and realign. -Dynamic display of the data. Your daily biorhythm horoscope: Your daily biorhythm forecast is based on your date of birth and star sign. The 6 biorhythms are: Physical (e. Programming personalized biorhythm sequences allows BedJet to create your perfect sleeping environment for every hour of the night. Please note that all registered data will be deleted following the closure of this site. 46 years of crunching numbers. Les biorythmes débutent à la. The word biorhythm is a compound of two Greek words, bios and rhythmos, which mean life and a constant or periodic beat. If you are below the mid-line then. In other words, a biorhythm relationship analyis is realized by overlaying the charts and watch for convergences and divergences. com) was closed on Wednesday, September 20, 2023. Biorhythm Readings and Charts. • intellectual, the cycle is 33 days. casio. Free and Easy Biorhythm Calculator Publisher's Description. 2022/07/04 06:07-/50 years old level/An office worker / A public employee/Useful/ Purpose of use prediction self 2022/07/03 22:49-/60 years old level or over/An office worker / A public employee/A little / Purpose of use See what the future holds 2022/07/03 03:50A biorhythm calculator comprising at least two members, a rhythm scale member and a key scale member. Also have possibility to search users by name in the list of. Using your personal biorhythm forecast and chart to help plan your month, week, or each day can have a positive impact on your entire life. You can skip. I have mentioned it before and I would like to reiterate that, in my eyes, the best way to understand and learn things is by example. 0 download APK per Android. 17. LEARN MORE. 1 from a rharhona' 741 COOKBOOK 28 11400PhOnOL to omrann,r A GENERATION AWAY 25 ACT Can mete new &Men Mil off the o Ohm'. To view on mobile it's best to turn ya phone to landscape. Biorhythm – is a series of decreases and increases of physical or mental functions of a human the duration of 23 to 38 days depending on the species. It's currently not in the top ranks. The calculated biorhythms are: • physical, the cycle is 23 days. The default version uses today as the target. Screenshot. Free Tarot, Numerology, runes and more!Super-ellipse / Lamé-curve calculator, plotter, and template makerFree Tarot Plus 1. . We cannot confirm if there is a free download of this software available. HELP. The chart will show your biorhythms for a certain day, week, etc. Biorhythm chart is mathematically processes overview of biorhythms of so called positive and critical days. Every day in your cycle, calculate the new t value for each biorhythm, then plug them into the general. Biorhythm is a wave that is said to change the physical and mental state of life in a certain cycle. Very easy to use, just enter DOB and see for yourself. Physical. 5. emacs file (note that the birthdate has to be in MDY order in Emacs!): (require 'calendar) (setq biorhythm-birthdate '(3 16 1953)) (defun biorhythm () "Show. 25" x 1. With the help of the biorhythm love calculator, the success rate of your relationship is unveiled. Intellectual cycle (lasts 33 days) affects thinking, learning, memory, communication, logic and analytical abilities. The default filenames for the program's installer are easy_bio. 0. Note: Steps 2 and 3 may be repeated as many times as desired. (lasts 23 days) affects physical fitness, strength and stamina. Generate your free Biorhythm chart. This Biorhythm Forecast gives you your chart and a full interpretation of the month. • The emotional biorhythm determines condition of the nervous system and mood. Biorhythm calculator. Calculate Biorhythm Compatibility Display charts for : Click to find the max and min value for your biorhythm by date of birth Lorem ipsum dolor sit amet. The physical state, the emotional state and the intellectual state are calculated. - The application displays data on 3 biorhythms on a graph - Ability to select almost any date to calculate - View the schedule of compatibility of biorhythms with other users. Each of these three biorhythms oscillates at a different universal frequency starting on our date of birth. But here comes the difference, since the arousal in females is not yet awaken by this time of the day. • intuitive, the cycle is 38 days. Biorhythm Calculator Learn how to predict your immediate future by interpreting biorhythms with this simple online tool. This function takes two dates as input and plots the biorhythm for the two weeks before and after the date. Choose the calendar date for which you would like the charts to begin. to advanced biorythm calculator, where you can get a free report of your physical, emotional and intellectual rhythms, as well as the state of your spiritual, awareness, aesthetic and intuition rhythms. - Calculates biorhythms from 2 weeks in the past. Your Name. Free and Easy Biorhythm Calculator is a tool with a name that sums up its. Vintage Biomate Handheld Biorhythm Calculator, Certified by the Japan Biorhythm Association, Circa 1970s: Date: 26 December 2013, 06:04: Source: Vintage Biomate Handheld Biorhythm Calculator, Certified by the Japan Biorhythm Association, Circa 1970s: Author: Joe Haupt from USABiorhythm Calculator is a health & fitness app developed by LunarisApps. Look at your future rhythms and be prepared!Biorhythms is a way to understand how our bodies and minds work together. 1, My Biorhythms v. Biorhythms try to explain this by considering the interplay between three cycles: emotional, physical and intellectual. Emotional cycle (lasts 28 days) affects mood, emotions, perception and creativity. When the curve of any cycle is below the midline, we experience a "low" in the corresponding field. As an example by knowing your intellectual cycle you can schedule activites requiring mental prowess for times when you are at the apex of your intellectual cycle. Biorhythm is based on three rhythms with different cycle durations:. KINDLE BOOK LINK. High points symbolize peak physical fitness, while low points reveal low energy and weakness. The critical days of the physical biorhythm cycle are accompanied by a decline in strength, a feeling of a colossal. Enjoy biorhythm calculator online, no need to download or install any software. , Target Date: January February March April May June July August September October November December. For example, if your personal day is 32/5, you are following the traits of 5, but keep in mind that it is the 2 working through 3 to achieve the. Free and easy biorhythm calculator. Every day in your cycle, calculate the new t value for each biorhythm, then plug them into the general. The theory of biorhythms claims that one's life is affected by rhythmic biological cycles, and seeks to make predictions regarding these cycles and the personal ease of carrying out tasks related to the cycles. (lasts 23 days) affects physical fitness, strength and stamina. sunsigns. 25" x 1. - Personalized to your birth date. It allows you to track different aspects of your body and mind in order to better understand your overall mental and physical health. Windows Vista/7/8/10: Click Uninstall a Program. In the critical days the wave passes through zero value. Review by Elena Opris on February 14, 2013. - Insights into Intelligence, Emotional and physical cycles. Free Biorhythm Calculator is a tiny and portable application that enables you to calculate your. Biorhythm charts provide you with a graphic representation of your high and low energy levels throughout a specific time period. In recent years, attention has been focused on the prevention and treatment of sports injuries. This Biorhythm Forecast gives you your chart and a full interpretation of the month. Press [F>] (increment) key. The Biorhythms Calculator is very easy to use: In the form below, enter your day, month and year of birth in the corresponding fields and press the "OK" button. It is also possible to calculate biorhythms for other persons you are able to add as many users as you want. The only data it takes for this calculation are the dates of birth. • emotional, the cycle is 28 days. - Biorhythm charts for 14 days into the future. The chart displays a person’s biorhythms during a specific period, and the lines will go up and down based on whether the cycle is in a positive or negative phase. Biorhythms online will calculate 3 cycles of human biorhythms, display a graph and a table for a month. Don't plan your day without a Biorhythm Forecast. Biorhythm graph is a sine wave showing the level of biorhythms each day. The meanings of the different biorhythms curves are. com is 2 years 10 months 1 week old. Red Overtone Dragon. When a particular Biorhythm Calculator shows the cycle at a high point, things we relate to that biorhythm cycle are more successful - the reverse is true during the low points of a cycle. The physical biorhythm has a 23-day cycle, the. As we discussed previously, each person has three basic biorhythm cycles: a physical cycle of 23 days, a 28-day emotional cycle, and an intellectual cycle of which lasts 33 days. Description. dents three methods of calculating biorhythms: hand calculation, the use of prepared tables and charts, and the use of the Biolator calculator. They are born on the first day of the year, the top card in the deck. • intellectual, the cycle is 33 days. by M. physical rhythm (23 days) emotional rhythm (28 days) intellectual rhythm (33 days) At birth, these rhythms should start sinusoidally with their first period in a positive way (biorhythm diagram), cross the zero line after half a period length and then go into. The expert has introduced “The Biorhythm” a powerful tool to help all people to live their life successfully by quickly fixing the 3 rhythm cycle in the right way. The physical state, the emotional state and the intellectual state are calculated. Everyone is subject to their influence and most. The three primary biorhythm cycles are: Emotional: This cycle tracks the stability and positive energy of your psyche and outlook on life, as well as your capacity to empathize with and build rapport with other people. zip Biorythm calculation bjck. Made in JAPAN in the 1970's. For example, you might try to schedule. Date of birth: Biorhythm for date: with 38 days period affects the ability to predict and the decision making ability. View your chart daily, or get a good idea of the week ahead with the Free Biorhythm Charts in less than 5 seconds. Biorhythm graph is a sine wave showing the level of biorhythms each day. Fundamentally biorhythms are a way of expressing continuous changes, which can help you plan your life more effectively if you can come to understand them and how they influence you. Create a personalized biorhythm chart and discover insights into your cycles of intellect, emotions, and physical well being . For example, for February 12, 1988, enter "02/12/1988". popular IC. English Dansk. Click to show the chart. If the curve is above the line, this will be a positive cycle. A Biorhythms Spreadsheet. Biorhythm Units Convert Moon-rise Moon-set Sunset Twilight Sunrise Froggy Match Relationship Compatibility. 0Kanya/Virgo (August 23 - September 22) Virgo is known as Kanya Rashi in Vedic astrology. JavaScript. Free and easy biorhythm calculator is a powerful, easy-to-use application ideal for making personal forecasts. . Based on the date of birth, the cycle of “Physical” is 23 days, “Emotional” is 28 days, and. As human beings, we are always trying to better understand ourselves and the study of biorhythms seeks to understand and plot our body's natural cycles. View your chart daily, or get a good idea of the week ahead with the Free. Software like Biorhythms Calculator. In a diagram representing your biorhythms, the horizontal line will show a demarcation between the positive and negative phases. - Biorhythm charts for 14 days into the future. The only data it takes for this calculation are the dates of birth. Enter name or lastname: Born today: Name Date of birth ; Bat Masterson: 11. Each biorhythm cycle has a particular function, and a particular life cycle. on 6 votes. BrandMap. Collapse • Expand. Welcome to our website Geocult – Astrological Diary. 233 Analyzed reviews. Biorhythm Calculator. ( Peak) When you are feeling most creative, most loving and warm, and you are probably. June 30, 2015 John. doc), PDF File (. A biorhythm chart is a graph or table that displays the physical, emotional, and intellectual cycles for an individual based on their date of birth and the current or a. com] Free daily biorhythms based on Physical, Intellectual, Mood and Reflexive cycles; Advanced biorhythm calculator （页面存档备份，存于互联网档案馆） [Orcapia. one is in a good mood and receptive to new things. 4. We began this chapter by mentioning an old program for biorhythm level calculation and it seems that this program, when implemented using the SSE architecture, may be a simple yet good. This is the most subtle cycle but those who are sensitive will be able to 'feel' it. Biorhythm readings are usually presented covering the three major biorhythm cycles of Physical, Emotional and Intellectual states. Biorhythm measurements are an attempt to predict various aspects of a person's life through simple mathematical cycles. Knowing your biorhythms,. The number off possible contacts is unlimited. , Target Date: January February March April May June July August September October November December. Calculate your biorhythm compatibility using various sine equations. The emotional biorhythmic cycle regulates moods, nerves, affection, and. By comparing the biorhythm cycles of two people, you can find the days when you are most in sync with each other. Our emotional cycles are slightly longer. Kosmos I biorhythm calculator. • intuitive, the cycle is 38 days. - Set the widget to the main screen. The actual developer of the software is BinaryMark. 3. by Connecteam. Like a standard biorhythm reading, a romantic biorhythm reading has two parts. 7. Chronobiology This page was last edited on 30. Stick it in your calendar at work. Calculate the biorhythm relationship compatibility for both primary and secondary rhythms. A biorhythm (from Greek βίος – bios, "life" and ῥυθμός – rhuthmos, "any regular recurring motion, rhythm") is an attempt to predict various aspects of a person's life through simple mathematical cycles. 04, and Universal Biorhythms v. sexual) Luck biorhythm, experiment with your fortune. The link has been viewed by almost 24,000 people in a single day with positive feedback. At the top-left and top-right of the chart are two labels with the first and last day displayed in the chart. Display will change to show the biorhythm points for that day. com Bitcoin Price Checker. Please note that all registered data will be deleted following the closure of this site. True believers use their biorhythms to map their lives, deciding when is best for certain tasks. You can also drag the. Clicking on the labels, a date picker is displayed to modify the corresponding value. Downloading Biorhythm Calculator 3. 8. The general formula to calculate biorhythm is y = sin(2Πt / B), where t is how many days you’ve been alive and B is the number of days in the cycle being calculated. com as an domain extension. The. For the personal year calculation, add the number of birth date, birth month and the year for which you would like to get the reading; Reduce the sum to a single digit (1 to 9) or until a master number 11, 22 or 33. You can add buttons to an existing calculator or create your own calculator and buttons. It auto selects todays date that you're interested in, but you can change this if you wish, same way.