C/2021 Y1 ( ATLAS )

Japanese version
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 Updated on October 12, 2023

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* Profile

Discovery Date December 26, 2021
Magnitude 18.9 mag
Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program

* Pictures

* Orbital Elements

Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Apr. 30.70282 TT                                 Rudenko
q   2.0324060            (2000.0)            P               Q
z  -0.0004266      Peri.  245.81553     -0.00833496     -0.47100471
 +/-0.0000009      Node   244.77015     +0.77294459     -0.56268882
e   1.0008670      Incl.   77.19034     -0.63441878     -0.67936430
>From 1880 observations 2021 Nov. 8-2023 June 16, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 = 10.5 + 5 log d + 5.0 log r

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The orbital elements are published on M.P.E.C. 2023-N01.
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.