true anomaly

noun

The angle PFC formed by P = the periapsis of a celestial body's elliptical orbit, F = the focus of that orbit, and C = the current position of the celestial body.

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Meanings

nountrue anomaly (countable and uncountable, plural true anomalies)

plural true anomalies

  1. countableuncountablecelestial mechanicsastronomyThe angle PFC formed by P = the periapsis of a celestial body's elliptical orbit, F = the focus of that orbit, and C = the current position of the celestial body.
Cite this entry
APA

true anomaly. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/true%20anomaly

MLA

“true anomaly.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/true%20anomaly. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “true anomaly,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/true%20anomaly.

Source: true anomaly on Wiktionary, CC BY-SA 4.0.