C/2019 S4 ( Lemmon )

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Updated on July 8, 2020

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* Profile

Discovery Date September 19, 2019
Magnitude 21.4 mag
Discoverer D. Rankin (Mount Lemmon Survey)

* Pictures

* Orbital Elements

Epoch 2020 Apr. 21.0 TT = JDT 2458960.5
T 2020 Apr. 7.93619 TT                                  Rudenko
q   3.4417465            (2000.0)            P               Q
z  +0.0041442      Peri.   71.35420     +0.17418406     -0.41758977
 +/-0.0000016      Node    63.16894     -0.12877428     -0.90751075
e   0.9857368      Incl.   92.02499     +0.97625668     -0.04519975
From 86 observations 2019 Sept. 17-2020 June 18, mean residual 0".4.

* Magnitudes Graph

        m1 = 2.0 + 5 log d + 25.0 log r(t - 70)

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The orbital elements are published on M.P.E.C. 2020-M114.
The magnitudes graphs are made with Comet for Windows.

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