C/2026 C1 ( Tsuchinshan )

Japanese version
Home page
 Updated on March 22, 2026

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* Profile

Discovery Date February 11, 2026
Magnitude 19.3 mag
Discoverer XuYi of the Purple Mountain Observatory

* Orbital Elements

Epoch 2025 Nov. 21.0 TT = JDT 2461000.5                                         
T 2028 Nov. 7.08119 TT                                  Pike                    
q   1.1526834            (2000.0)            P               Q                  
z  +0.0001124      Peri.  310.71769     +0.64304809     +0.76329982             
 +/-0.0005535      Node     3.61411     +0.45099232     -0.31185108             
e   0.9998705      Incl.   99.62348     -0.61894675     +0.56579350             
From 436 observations 2025 Dec. 22-2026 Mar. 21, mean residual 0".3.

* Finding Charts

* Magnitudes Graph

        m1 = 3.5 + 5 log d + 10.0 log r

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The orbital elements are published on M.P.E.C. 2026-F119.
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.