C/2020 H11 ( PanSTARRS-Lemmon )

Japanese version Home page

Updated on April 29, 2023

Profile Discovery Date April 21 and May 15, 2020 Magnitude 22.1 mag, 21.2 mag Discoverer Pan-STARRS 1 telescope (Haleakala), Mt. Lemmon Survey

Orbital Elements Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 T 2020 Sept. 15.35384 TT Rudenko q 7.6283636 (2000.0) P Q z -0.0003090 Peri. 91.48268 -0.74997413 -0.52584991 +/-0.0000081 Node 303.03008 -0.60937060 +0.78523298 e 1.0023570 Incl. 151.40421 +0.25730581 +0.32694195 >From 53 observations 2019 June 2-2021 May 8, mean residual 0".3.

Magnitudes Graph m1 = 8.5 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2023-H237. The magnitudes graphs are made with Comet for Windows.