C/2021 P4 ( ATLAS )

Japanese version
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Updated on September 18, 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 30.79709 TT                                 Rudenko
q   1.0834016            (2000.0)            P               Q
z  +0.0035581      Peri.  175.75503     -0.96745336     -0.18625383
 +/-0.0006475      Node   348.12142     +0.20068090     -0.15235421
e   0.9961451      Incl.   56.32579     +0.15414658     -0.97061718
From 172 observations 2021 Aug. 10-Sept. 2, mean residual 1".0.

* 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-R75.
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.