C/2021 G2 ( ATLAS )

Japanese version Home page

Updated on April 16, 2025

Profile Discovery Date April 11, 2021 Magnitude 19.3 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2025 May 5.0 TT = JDT 2460800.5 T 2024 Sept. 9.14035 TT Pike q 4.9823186 (2000.0) P Q z -0.0001352 Peri. 343.26753 -0.84718640 +0.20039910 +/-0.0000006 Node 221.09502 -0.35981819 -0.89782434 e 1.0006736 Incl. 48.46796 -0.39090417 +0.39211180 From 1674 observations 2021 Sept. 29-2025 Feb. 27, mean residual 0".3.

Finding Charts

Magnitudes Graph m1 = 3.5 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2025-D254. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.