57P/du Toit-Neujmin-Delporte (2021)

Japanese version
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Updated on June 14, 2021

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* Profile

* Pictures

* Orbital Elements

Epoch 2021 Nov. 2.0 TT = JDT 2459520.5
T 2021 Oct. 17.43264 TT                                 MPCW
q   1.7201108            (2000.0)            P               Q
n   0.15399245     Peri.  115.25966     +0.55951224     +0.82878736
a   3.4472261      Node   188.77421     -0.77720144     +0.52146268
e   0.5010160      Incl.    2.85094     -0.28793049     +0.20294873
P   6.40
From 959 observations 1996 July 24-2015 Dec. 31, mean residual 0".7.
     Nongravitational parameters A1 = +0.50, A2 = -0.0071.

* Finding Charts

* Magnitudes Graph

        m1 = 8.0 + 5 log d + 27.0 log r  [ ,0]  (             - 2021 Oct. 17)
        m1 = 9.7 + 5 log d + 20.0 log r  [0, ]  (2021 Oct. 17 -             )

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The orbital elements are published on M.P.E.C. 2016-D32.
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.