is an option for SunPosition , MoonPosition , and related functions that specifies the coordinate system to use for the results.
CelestialSystem
is an option for SunPosition , MoonPosition , and related functions that specifies the coordinate system to use for the results.
Details
- Typical settings for CelestialSystem include:
-
"Horizon" returns results as a pair of altitude/azimuth values"Equatorial" returns results as a pair of right ascension/declination values
- The default setting for CelestialSystem is "Horizon".
Examples
Basic Examples (4)
Specify that the results should be in equatorial coordinates:
Specify that the results should be in horizon coordinates:
See Also
History
Text
Wolfram Research (2014), CelestialSystem, Wolfram Language function, https://reference.wolfram.com/language/ref/CelestialSystem.html.
CMS
Wolfram Language. 2014. "CelestialSystem." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/CelestialSystem.html.
APA
Wolfram Language. (2014). CelestialSystem. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/CelestialSystem.html
BibTeX
@misc{reference.wolfram_2025_celestialsystem, author="Wolfram Research", title="{CelestialSystem}", year="2014", howpublished="\url{https://reference.wolfram.com/language/ref/CelestialSystem.html}", note=[Accessed: 07-January-2026]}
BibLaTeX
@online{reference.wolfram_2025_celestialsystem, organization={Wolfram Research}, title={CelestialSystem}, year={2014}, url={https://reference.wolfram.com/language/ref/CelestialSystem.html}, note=[Accessed: 07-January-2026]}