SemimajorAxis
is an option for SpheroidalDistance which specifies the length of the semimajor axis in the spheroidal model.


SemimajorAxis
SemimajorAxis
is an option for SpheroidalDistance which specifies the length of the semimajor axis in the spheroidal model.
Details and Options
- To use SemimajorAxis, you first need to load the Geodesy Package using Needs["Geodesy`"].
- SemimajorAxis->length specifies that the length of the semimajor axis of the spheroid is length kilometers.
- The default setting, representing Earth, is 6378.14, from the WGS–84 standard.
See Also
Tech Notes
Related Guides
Text
Wolfram Research (2008), SemimajorAxis, Wolfram Language function, https://reference.wolfram.com/language/Geodesy/ref/SemimajorAxis.html.
CMS
Wolfram Language. 2008. "SemimajorAxis." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/Geodesy/ref/SemimajorAxis.html.
APA
Wolfram Language. (2008). SemimajorAxis. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/Geodesy/ref/SemimajorAxis.html
BibTeX
@misc{reference.wolfram_2025_semimajoraxis, author="Wolfram Research", title="{SemimajorAxis}", year="2008", howpublished="\url{https://reference.wolfram.com/language/Geodesy/ref/SemimajorAxis.html}", note=[Accessed: 16-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_semimajoraxis, organization={Wolfram Research}, title={SemimajorAxis}, year={2008}, url={https://reference.wolfram.com/language/Geodesy/ref/SemimajorAxis.html}, note=[Accessed: 16-August-2025]}