C/2025 A3 ( Tsuchinshan )

Japanese version
Home page
Updated on January 18, 2025

---------------------------------------------------------------------

* Profile

Discovery Date January 5, 2025
Magnitude 19.6 mag
Discoverer China Near Earth Object Survey Telescope (CNEOST) search program, Xuyi Observatory of Purple Mountain Observatory (Tsuchinshan)

* Orbital Elements

Epoch 2024 Oct. 17.0 TT = JDT 2460600.5                                         
T 2026 May 5.29245 TT                                   Pike                    
q   5.6831795            (2000.0)            P               Q                  
n   0.02980663     Peri.  227.28110     -0.97872439     +0.17565655             
a  10.3021394      Node   322.46882     -0.09634703     -0.84972582             
e   0.4483496      Incl.   10.02382     -0.18115138     -0.49710241             
P  33.1                                                                         
From 32 observations 2024 Dec. 25-2025 Jan. 12, mean residual 0".4.             

* Magnitudes Graph

        m1 = 8.5 + 5 log d + 10.0 log r

---------------------------------------------------------------------

The orbital elements are published on M.P.E.C. 2025-A178.
The magnitudes graphs are made with Comet for Windows.

---------------------------------------------------------------------

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