C/2025 Q3 ( ATLAS )

Japanese version
Home page
 Updated on April 29, 2026

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* Profile

Discovery Date August 20, 2025
Magnitude 19.5 mag
Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program

* Pictures

* Orbital Elements

Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Feb. 25.63634 TT                                 Pike
q   2.1125478            (2000.0)            P               Q
z  +0.0012669      Peri.  218.45336     +0.47134150     -0.37095893
 +/-0.0000030      Node   233.14404     +0.82114932     -0.14643642
e   0.9973236      Incl.   90.18713     -0.32179338     -0.91703099
From 1426 observations 2025 Aug. 20-2026 Mar. 22, mean residual 0".4.

* Finding Charts

* Magnitudes Graph

        m1 = 5.0 + 5 log d + 25.0 log r

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The orbital elements are published on M.P.E.C. 2026-G135.
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.