A program to search for eclipses (lunar, solar, total, annular and umbral), to calculate the phase of the Moon at any given date and time and to convert between dates in the Gregorian and Julian calendars and dates in four lunar c...
Developer: Hermetic Systems
Free to try; $18 to buy | Windows 98/ME/NT/2000/XP
Adds or subtracts a number of days or months to a date, calculates the number of days between two dates, and converts among dates in various solar calendars: Gregorian, Julian, ISO 8601 Week, Hermetic Leap Weak and day-in-year (y...
Developer: Hermetic Systems
Free to try; $24 to buy | Windows 98/ME/NT/2000/XP
A program to convert between dates in various Chinese calendars and dates in the Gregorian and Julian calendars, and to find lunar new year's day and leap months for any year in the Chinese Calendar.
Developer: Hermetic Systems
Free to try; $29 to buy | Windows 98/ME/NT/2000/XP