C/2021 Y1 ( ATLAS )

Japanese version
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Updated on March 7, 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. 30.70233 TT                                 Rudenko
q   2.0324059            (2000.0)            P               Q
z  -0.0004287      Peri.  245.81543     -0.00833359     -0.47100449
 +/-0.0000015      Node   244.77015     +0.77294537     -0.56268757
e   1.0008712      Incl.   77.19038     -0.63441785     -0.67936548
>From 1292 observations 2021 Nov. 8-2022 Dec. 22, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 = 9.5 + 5 log d + 7.0 log r

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The orbital elements are published on M.P.E.C. 2022-Y114.
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.