Astronomical Almanac

Contains ads
4.1
55 reviews
5K+
Downloads
Content rating
Everyone
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About this app

The Astronomical Almanac application calculates the exact position of objects in the solar system, their sunrise and sunset for a given time and place. The time of the onset of the lunar phases and lunar days is also calculated.
To improve the accuracy of determining the location of the observer, geographical maps are used.
Calculations are made in the date range from 3000 BC. until 3000 A.D.
The program uses the Steve Moshier algorithms.
Designed for astronomical observations.
The following parameters are calculated for celestial objects:
 - UT, TDT, Julian Day
 - Sideral time, Delta T
 Ecliptic:
 - Longitude
 - Latitude
 - Radius vector
 - Geocentric distance
 - Elongation from the Sun
 Visible geocentric:
 - Longitude
 - Zodiac
 - Right ascension
 - declination
 - constellation
 Astrometric:
 - J2000, Right Climb
 - J2000 Declination
 - B1950, right ascension
 - B1950 Declination
 Topocentric:
 - height
 - Azimuth
 - Right ascension
 - declination
 Properties:
 - Equatorial diameter
 - Visible value
 - phase
 Miscellaneous:
 - time of light
 - nutation
 - Aberration
 - Parallax
 - Rises
 - Meridian
 - Sets
 - Visible time
Updated on
Oct 29, 2023

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, App activity and 2 others
This app may collect these data types
Location, App activity and 2 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.0
48 reviews
Ian smith
January 17, 2022
Great app. Perhaps could show the local time, zone and geo coordinates on the 'shared' HTML page output?
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Serge Gerard
April 17, 2022
Fulfills all my needs except for having an arrow to move forward or backward one day at a time .
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Roslan Rahman
November 14, 2020
This app my not sell properly don't like to be disturb with another application adviseterment And also not complete with Star Almanac data And also not include additional data such Local Hour Angle
1 person found this review helpful
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