C/2023 H2 ( Lemmon )

Japanese version Home page

Updated on December 7, 2023

Profile Discovery Date April 23, 2023 Magnitude 20.7 mag Discoverer Mt. Lemmon Survey Pictures

Orbital Elements Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2023 Oct. 29.18843 TT Rudenko q 0.8944091 (2000.0) P Q z +0.0040752 Peri. 150.64856 +0.57677022 +0.60274465 +/-0.0000071 Node 217.04388 +0.44788983 +0.33115658 e 0.9963551 Incl. 113.75334 +0.68317700 -0.72597121 >From 151 observations 2023 Mar. 26-Sept. 28, mean residual 0".7.

Finding Charts

Magnitudes Graph m1 = 9.5 + 5 log d + 20.0 log r [ ,-58] ( - 2023 Sept. 1) m1 = 10.5 + 5 log d + 10.0 log r(t - 8) [-58, ] (2023 Sept. 1 - )

The orbital elements are published on M.P.E.C. 2023-S260. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.