C/2021 A7 ( NEOWISE )

Japanese version
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Updated on March 27, 2022

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* Profile

Discovery Date January 9, 2021
Magnitude 20 mag
Discoverer Near-Earth Object Wide-field Infrared Survey Explorer

* Pictures

* Orbital Elements

Epoch 2022 Jan. 21.0 TT = JDT 2459600.5
T 2021 July 15.30126 TT                                 Rudenko
q   1.9675910            (2000.0)            P               Q
z  +0.0001763      Peri.  356.05254     -0.89449825     -0.15028433
 +/-0.0000028      Node   154.51820     +0.43229553     -0.53088091
e   0.9996531      Incl.   78.14968     +0.11398888     +0.83401444
From 260 observations 2021 Jan. 9-2022 Jan. 11, mean residual 0".6.

* Finding Charts

* Magnitudes Graph

        m1 = 7.0 + 5 log d + 20.0 log r(t + 50)

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The orbital elements are published on M.P.E.C. 2022-C56.
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.