2008 HY21

Japanese version
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Updated on August 22, 2010

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* Profile

* Orbital Elements

Perturbed ephemeris below is based on 2-opp elements from MPO 158607.
Last observed on 2008 June 11.

Epoch (TT/JD) T (TT/JD)         Peri.     Node      Incl.   
2454440.50000 2454432.9114424 164.27884  53.33708  11.99441 

    e             q             a      Epoch (TT)
0.5078086     5.4042834     10.98004  2007/12/06.00

* Magnitudes Graph

        H = 12.1  G = 0.15

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The orbital elements are calculated using the Minor Planet & Comet Ephemeris Service.
The magnitudes graphs are made with Comet for Windows.

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