C/2023 C2 ( ATLAS )

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Updated on December 22, 2025

Profile Discovery Date February 1, 2023 Magnitude 19.1 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2024 Nov. 16.74266 TT Pike q 2.3683757 (2000.0) P Q z +0.0004988 Peri. 357.43547 +0.48910915 +0.59240653 +/-0.0000004 Node 301.00589 -0.78636739 -0.01804013 e 0.9988187 Incl. 48.32240 -0.37735733 +0.80543718 From 1754 observations 2023 Feb. 1-2025 Dec. 18, mean residual 1".1.

Finding Charts

Magnitudes Graph m1 = 8.0 + 5 log d + 8.0 log r(t - 20)

The orbital elements are published on M.P.E.C. 2025-Y51. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.