C/2025 B1 ( PanSTARRS )

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Updated on March 23, 2026

Profile Discovery Date January 20, 2025 Magnitude 20.7 mag Discoverer Pan-STARRS 2 telescope (Haleakala) Pictures

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2025 June 26.81048 TT Pike q 3.5296625 (2000.0) P Q z -0.0000217 Peri. 23.54845 -0.50367345 -0.59919158 +/-0.0000482 Node 102.84634 +0.65584775 -0.73409007 e 1.0000765 Incl. 39.66494 +0.56229600 +0.31950153 From 98 observations 2024 Dec. 24-2025 Feb. 22, mean residual 0".5.

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

The orbital elements are published on M.P.E.C. 2026-E44. The magnitudes graphs are made with Comet for Windows.