C/2021 R2 ( PanSTARRS )

Japanese version
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Updated on January 17, 2022

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* Profile

Discovery Date September 5, 2021
Magnitude 20.4 mag
Discoverer Pan-STARRS 2 telescope (Haleakala)

* Pictures

* Orbital Elements

Epoch 2022 Jan. 21.0 TT = JDT 2459600.5
T 2021 Dec. 25.66765 TT                                 Rudenko
q   7.3110639            (2000.0)            P               Q
z  +0.0005099      Peri.   32.34172     +0.91604585     -0.34760948
 +/-0.0000092      Node    16.28029     -0.26458846     -0.89864715
e   0.9962722      Incl.  134.46528     +0.30141822     +0.26758354
From 91 observations 2021 Aug. 28-Nov. 8, mean residual 0".5.

* Magnitudes Graph

        m1 = 7.0 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-W31.
The magnitudes graphs are made with Comet for Windows.

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