C/2021 P4 ( ATLAS )

Japanese version
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Updated on December 1, 2021

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* Profile

Discovery Date August 10, 2021
Magnitude 19.4 mag
Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program

* Pictures

* Orbital Elements

Epoch 2022 Aug. 9.0 TT = JDT 2459800.5
T 2022 July 30.38697 TT                                 Rudenko
q   1.0805338            (2000.0)            P               Q
z  +0.0031326      Peri.  175.81824     -0.96754922     -0.18545522
 +/-0.0000196      Node   348.09664     +0.20091367     -0.15273391
e   0.9966151      Incl.   56.31202     +0.15323903     -0.97071042
From 291 observations 2021 Aug. 10-Oct. 27, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 = 9.0 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-U109.
The charts are made with StellaNavigator Ver.10 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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