C/2021 Y1 ( ATLAS )

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Updated on May 24, 2022

Profile Discovery Date December 26, 2021 Magnitude 18.9 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 T 2023 Apr. 30.74443 TT Rudenko q 2.0327583 (2000.0) P Q z -0.0002820 Peri. 245.81054 -0.00829594 -0.47104120 +/-0.0000325 Node 244.76814 +0.77299982 -0.56260365 e 1.0005733 Incl. 77.18905 -0.63435199 -0.67940954 From 275 observations 2021 Nov. 8-2022 Mar. 25, mean residual 0".6.

Finding Charts

Magnitudes Graph m1 = 7.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2022-K19. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.