C/2021 S4 ( Tsuchinshan )

Japanese version
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Updated on September 11, 2022

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* Profile

Discovery Date September 29, 2021
Magnitude 20.5 mag
Discoverer Hai-bin Zhao (XuYi station, Purple Mountain Observatory)

* Orbital Elements

Perturbed ephemeris below is based on elements from MPEC 2022-RD9.

Epoch (TT/JD) T (TT/JD)         Peri.     Node      Incl.   
2460320.50000 2460312.0566155  72.88672   5.48813  17.47862 

    e             q             a      Epoch (TT)
0.9590852     6.6897986    163.50569  2024/01/11.00

* Magnitudes Graph

        m1 = 6.0 + 5 log d + 10.0 log r

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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.