Information on Service ' Astronomical Calendar: Sun and Moon Ephemerides and Twilight Calculator'

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Web implementation of the Astronomical Calendar developed at the Fesenkov Astrophysical Institute. Computes Sun and Moon ephemerides, sunrise/sunset times, twilight boundaries, and lunar phases for arbitrary geographic coordinates and time zones. Interface is available in Kazakh, Russian, and English, with PDF export options. Intended for observation planning and general astronomical use. The Astronomical Calendar web tool can also be accessed at: https://fai.kz/calendar/calendar_eng.php

For a list of all services and tables belonging to this service's resource, see Information on resource ' Astronomical Calendar: Sun and Moon Ephemerides and Twilight Calculator'

Overview

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