C/2026 B2 ( Sun-Gao )

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Updated on April 29, 2026

Profile Discovery Date January 19, 2026 Magnitude 15.5 mag Discoverer Guoyou Sun (Wenzhou, Zhejiang, China), Xing Gao (Urumqi, Xinjiang, China) Pictures

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2026 Jan. 10.11864 TT Pike q 1.2842510 (2000.0) P Q z +0.0019086 Peri. 47.29907 -0.08900903 +0.70534920 +/-0.0000966 Node 234.63894 -0.95709142 +0.13492100 e 0.9975489 Incl. 59.57935 +0.27577781 +0.69590145 From 187 observations 2026 Jan. 19-Apr. 9, mean residual 1".0.

Finding Charts

Magnitudes Graph m1 = 8.5 + 5 log d + 30 log r(t - 35)

The orbital elements are published on M.P.E.C. 2026-H88. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.