17P/Holmes (2021)

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Updated on July 24, 2022

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* Profile

* Pictures

* Orbital Elements

Epoch 2022 Jan. 21.0 TT = JDT 2459600.5
T 2021 Feb. 19.87829 TT                                 Rudenko
q   2.0811036            (2000.0)            P               Q
n   0.14216078     Peri.   24.49590     +0.97553760     +0.12704203
a   3.6359357      Node   326.62158     -0.21281476     +0.75033045
e   0.4276291      Incl.   19.03194     +0.05510232     +0.64874073
P   6.93
From 2193 observations 2011 Jan. 5-2022 Jan. 30, mean residual 0".7.

* Finding Charts

* Magnitudes Graph

        m1 =  11.5 + 5 log d + 12.0 log r  [    ,-240]  (             - 2020 June 24)
        m1 =   1.5 + 5 log d + 35   log r  [-240, 163]  (2020 June 24 - 2021 Aug.  1)
        m1 = -11.0 + 5 log d + 60   log r  [ 163, 248]  (2021 Aug.  1 - 2021 Oct. 25)
        m1 =   8.8 + 5 log d + 15.0 log r  [ 248,    ]  (2021 Oct. 25 -             )

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The orbital elements are published on M.P.E.C. 2022-C56.
The charts are made with StellaNavigator Ver.8 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.