139P/Vaisala-Oterma (2017)

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Updated on July 22, 2020

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Orbital Elements Epoch 2017 Nov. 23.0 TT = JDT 2458080.5 T 2017 Dec. 10.82997 TT Rudenko q 3.4144105 (2000.0) P Q n 0.10221918 Peri. 166.06756 +0.66537835 -0.74563726 a 4.5301697 Node 242.20753 +0.68094846 +0.62600607 e 0.2462952 Incl. 2.33292 +0.30590987 +0.22834508 P 9.64 From 529 observations 1939 Oct. 7-2019 Feb. 4, mean residual 0".7.

Magnitudes Graph m1 = 11.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2020-H67. The magnitudes graphs are made with Comet for Windows.