47P/Ashbrook-Jackson (2017)

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Updated on August 21, 2021

Profile Pictures

Orbital Elements Epoch 2017 June 16.0 TT = JDT 2457920.5 T 2017 June 10.16586 TT Rudenko q 2.8182260 (2000.0) P Q n 0.11757363 Peri. 357.66691 +0.99568514 +0.09202983 a 4.1266354 Node 356.97456 -0.08107021 +0.80028984 e 0.3170645 Incl. 13.03029 -0.04515220 +0.59250880 P 8.38 From 2851 observations 1965 Jan. 31-2021 Mar. 7, mean residual 0".8. Nongravitational parameters A1 = +0.10, A2 = -0.0054.

Finding Charts

Magnitudes Graph m1 = 11.5 + 5 log d + 10.0 log r [ ,-610] ( - 2015 Oct. 9) m1 = 3.0 + 5 log d + 24.0 log r(t + 20) [-610, 550] (2015 Oct. 9 - 2018 Dec. 12) m1 = 11.5 + 5 log d + 10.0 log r [ 550,1110] (2018 Dec. 12 - 2020 June 24) m1 = -30.2 + 5 log d + 100 log r(t - 1330) [1110, ] (2020 June 24 - )

The orbital elements are published on M.P.E.C. 2021-F20. The charts are made with StellaNavigator Ver.8 (AstroArts). The magnitudes graphs are made with Comet for Windows.