C/2023 H5 ( Lemmon )

Japanese version
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Updated on August 30, 2025

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* Profile

Discovery Date April 19, 2023
Magnitude 20.2 mag
Discoverer Mt. Lemmon Survey

* Pictures

* Orbital Elements

Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 June 30.25929 TT                                 Pike
q   4.3126021            (2000.0)            P               Q
z  -0.0001102      Peri.   60.09670     -0.42536722     +0.83574381
 +/-0.0000006      Node   159.47858     -0.07943515     -0.41670900
e   1.0004753      Incl.   97.85550     +0.90152803     +0.35761137
From 2195 observations 2022 Dec. 1-2025 Aug. 5, mean residual 0".5.

* Finding Charts

* Magnitudes Graph

        m1 = 2.5 + 5 log d + 15.0 log r           [    ,-360]  (             - 2024 July  5)
        m1 = 6.5 + 5 log d + 10.0 log r(t + 120)  [-360,    ]  (2024 July  5 -             )

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The orbital elements are published on M.P.E.C. 2025-P113.
The charts are made with StellaNavigator Ver.11 (AstroArts).
The magnitudes graphs are made with Comet for Windows.

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