C/2026 B2 ( Sun-Gao )

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Updated on January 31, 2026

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

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2026 Jan. 9.78069 TT Pike q 1.2775703 (2000.0) P Q z +0.0263883 Peri. 47.00602 -0.09401902 +0.70401373 +/-0.0152982 Node 234.61645 -0.95733273 +0.13014576 e 0.9662870 Incl. 59.70197 +0.27326630 +0.69815954 From 72 observations 2026 Jan. 19-26, mean residual 0".8.

Finding Charts

Magnitudes Graph m1 = 12.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2026-B205. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.