C/2023 H2 ( Lemmon )

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Updated on September 28, 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. 29.19246 TT Rudenko q 0.8944544 (2000.0) P Q z +0.0040945 Peri. 150.64770 +0.57674942 +0.60275991 +/-0.0000050 Node 217.04454 +0.44789667 +0.33115964 e 0.9963377 Incl. 113.75414 +0.68319008 -0.72595715 >From 103 observations 2023 Mar. 26-Aug. 22, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = 9.5 + 5 log d + 20.0 log r [ ,-77] ( - 2023 Aug. 13) m1 = 11.5 + 5 log d + 10.0 log r [-77, ] (2023 Aug. 13 - )

The orbital elements are published on M.P.E.C. 2023-Q150. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.