399P/PanSTARRS (2021)

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Updated on October 17, 2020

Profile Designation 399P/2020 O4 Recovery Date July 30, 2020 Magnitude 19.9 mag Recoverer Mount Lemmon Survey

Orbital Elements Epoch 2021 May 26.0 TT = JDT 2459360.5 T 2021 May 22.60617 TT Rudenko q 2.0960432 (2000.0) P Q n 0.13363412 Peri. 214.30100 +0.48487044 -0.86824588 a 3.7889988 Node 207.14716 +0.84516962 +0.49607527 e 0.4468082 Incl. 13.31952 +0.22491993 +0.00764279 P 7.38 From 201 observations 2013 July 16-2020 Aug. 23, mean residual 0".7.

Magnitudes Graph m1 = 13.2 + 5 log d + 10.0 log r [ ,-125] ( - 2021 Jan. 17) m1 = 13.2 + 5 log d + 10.0 log r(t + 250) [-125, ] (2021 Jan. 17 - )

The orbital elements are published on M.P.E.C. 2020-R32. The magnitudes graphs are made with Comet for Windows.