C/2021 C4 ( ATLAS )

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Updated on August 15, 2021

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* Profile

Discovery Date February 12, 2021
Magnitude 18.7 mag
Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program

* Pictures

* Orbital Elements

Epoch 2021 July 5.0 TT = JDT 2459400.5
T 2021 Jan. 17.07449 TT                                 Rudenko
q   4.5042209            (2000.0)            P               Q
z  +0.0001625      Peri.  320.23394     -0.63766668     -0.74879230
 +/-0.0000065      Node   194.27606     -0.37409134     +0.09583984
e   0.9992680      Incl.  132.84310     -0.67337721     +0.65583902
From 215 observations 2021 Feb. 12-July 4, mean residual 0".5.

* Magnitudes Graph

        m1 = 8.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2021-P47.
The magnitudes graphs are made with Comet for Windows.

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