C/2021 A1 ( Leonard )

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Updated on September 4, 2021

Profile Discovery Date January 3, 2021 Magnitude 19.0 mag Discoverer Gregory J. Leonard (Mount Lemmon Survey) Pictures

Orbital Elements Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 T 2022 Jan. 3.29662 TT Rudenko q 0.6152376 (2000.0) P Q z -0.0000355 Peri. 225.09332 +0.63774279 +0.29160571 +/-0.0000032 Node 255.89585 +0.72790808 -0.53081575 e 1.0000218 Incl. 132.68636 -0.25186098 -0.79573912 From 934 observations 2020 Apr. 11-2021 May 30, mean residual 0".7.

Finding Charts

Magnitudes Graph m1 = 8.5 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2021-L04. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.