Perpetual Nautical Almanac
Published by: RPA TECHNOLOGIES SL
Description
Using the U.S. Naval Observatory NOVAS library and solar system ephemerides from JPL, high precision positions can be calculated in real-time from 1900 to 2050.
Simply select date and time and all values are recalculated instantly. The estimated elevation value is only needed for calculating sunrise/sunset, twilight, and moonrise/moonset.
The app provides the following functionalities:
*Aries: GHA position
*Sun:
-GHA/dec
- Astronomical dawn, nautical dawn, civil dawn, sunrise, sunset, civil dusk, nautical dusk, astronomical dusk, and meridian passage at Greenwich.
- Semidiameter
- Sunlight world map with the Sun and the Moon position.
*Moon:
- GHA/dec
- Moonrise/moonset and meridian passage at Greenwich.
- Semidiameter
- Moon phase and age of the Moon.
*Planets:
- GHA/dec for Venus, Mars, Jupiter, and Saturn.
*Stars:
- Magnitude, SHA/dec of 99 stars ordered by SHA.
*Corrections:
- Correction for the atmospheric refraction.
- Correction for the dip of the horizon.
- Parallax correction for the Moon, the Sun, Venus, and Mars.
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Simply select date and time and all values are recalculated instantly. The estimated elevation value is only needed for calculating sunrise/sunset, twilight, and moonrise/moonset.
The app provides the following functionalities:
*Aries: GHA position
*Sun:
-GHA/dec
- Astronomical dawn, nautical dawn, civil dawn, sunrise, sunset, civil dusk, nautical dusk, astronomical dusk, and meridian passage at Greenwich.
- Semidiameter
- Sunlight world map with the Sun and the Moon position.
*Moon:
- GHA/dec
- Moonrise/moonset and meridian passage at Greenwich.
- Semidiameter
- Moon phase and age of the Moon.
*Planets:
- GHA/dec for Venus, Mars, Jupiter, and Saturn.
*Stars:
- Magnitude, SHA/dec of 99 stars ordered by SHA.
*Corrections:
- Correction for the atmospheric refraction.
- Correction for the dip of the horizon.
- Parallax correction for the Moon, the Sun, Venus, and Mars.
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Ratings History
Perpetual Nautical Almanac Installs
Last 30 days
Perpetual Nautical Almanac Revenue
Last 30 daysPerpetual Nautical Almanac Reviews
Store Rankings
Ranking History
App Ranking History not available yet
Category Rankings
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Chart
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Category
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Rank
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Top Paid
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9
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Top Paid
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36
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Top Grossing
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40
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Top Paid
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53
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Top Paid
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56
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Keywords
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App Info
- Category
- Navigation
- Publisher
- RPA TECHNOLOGIES SL
- Languages
- English
- Recent version
- 2.0 (5 days ago )
- Released on
- Oct 10, 2019 (4 years ago )
- Also available in
- United States, Pakistan, Italy, Japan, South Korea, Kuwait, Kazakhstan, Lebanon, Mexico, Malaysia, Nigeria, Netherlands, Norway, New Zealand, Peru, Philippines, India, Poland, Portugal, Romania, Russia, Saudi Arabia, Sweden, Singapore, Thailand, Turkey, Taiwan, Ukraine, Vietnam, South Africa, Denmark, Argentina, Austria, Australia, Azerbaijan, Belgium, Brazil, Belarus, Canada, Switzerland, Chile, China, Colombia, Czechia, Germany, United Arab Emirates, Dominican Republic, Algeria, Ecuador, Egypt, Spain, Finland, France, United Kingdom, Greece, Hong Kong, Hungary, Indonesia, Ireland, Israel
- Last updated
- 3 days ago