78P/Gehrels 2 (2026)

Japanese version
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Updated on May 2, 2025

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* Profile

* Orbital Elements

Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 June 25.00287 TT                                 Payne
q   2.0047397            (2000.0)            P               Q
n   0.13660503     Peri.  192.75241     +0.72895630     -0.68232104
a   3.7338620      Node   210.50446     +0.63725354     +0.70588317
e   0.4630922      Incl.    6.25707     +0.25006127     +0.19017607
P   7.22
From 1124 observations 2019 Jan. 1-2025 Apr. 25, mean residual 0".5.
     Nongravitational parameters A1 = -1.37, A2 = -0.5154.

* Finding Charts

* Magnitudes Graph

        m1 =  1.0 + 5 log d + 30.0 log r  [   ,  0]  (             - 2026 June 25)
        m1 =  4.0 + 5 log d + 20.0 log r  [  0,190]  (2026 June 25 - 2027 Jan.  1)
        m1 =  0.0 + 5 log d + 30.0 log r  [190,375]  (2027 Jan.  1 - 2027 July  5)
        m1 = 10.5 + 5 log d + 10.0 log r  [375,   ]  (2027 July  5 -             )

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The orbital elements are published on M.P.E.C. 2025-J08.
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.