17P/Holmes (2021)

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Updated on December 6, 2015

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* Profile

* Orbital Elements

Perturbed ephemeris below is based on elements from MPC 83523.

Epoch (TT/JD) T (TT/JD)         Peri.     Node      Incl.   
2459280.50000 2459265.3306206  24.46806 326.62046  19.03196 

    e             q             a      Epoch (TT)
0.4277696     2.0806827      3.63609  2021/03/07.00

* Finding Charts

* Magnitudes Graph

        m1 =   7.5 + 5 log d + 15   log r  [    ,-310]  (             - 2020 Apr. 15)
        m1 =   0.0 + 5 log d + 35   log r  [-310, 288]  (2020 Apr. 15 - 2021 Dec.  4)
        m1 =   9.3 + 5 log d + 15.0 log r  [ 288,    ]  (2021 Dec.  4 -             )

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The orbital elements are calculated using the Minor Planet & Comet Ephemeris Service.
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.