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Archive Statistics
Number of files 5
Last updated Thursday, 31 December 2020
Total downloads 8,544
Most popular file  Phases of the Moon with 2,936 downloads.

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(Parent Dir)folder Up to TI-83/84 Plus BASIC Science Programs
juliandateconv.zip1k20-12-31File is not ratedJulian Date Converter
The Julian Date Converter is a very simple program that will accurately converter between the standard date (Month, Day, Year) and the Julian Date. This program will also allow you to convert from the Julian Date to the standard date.
suntheta84.zip2k12-10-13File is not ratedSunθ84+ v2.5
This program calculates solar position given UTC time and location. See the README for full information. This program uses TI-84 Plus tokens, and won't install on a TI-83 Plus. Use Sunθ83 instead, it works the same.
celestia.zip50k12-04-06File is not ratedCelestia V3.41
Converts celestial co-oords for Messier, NGC, Named Stars, and planets to horizon co-ords. Planet positions are dynamically calculated.
moonecl.zip2k03-03-17File is not ratedLunar Eclipses
Compute, for any given year and month, the times of the possible lunar eclipse.
moonph.zip2k03-03-09File is not ratedPhases of the Moon
Compute, for any given year and month, the istant of the selected Moon phase.

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