P/2025 W4 ( PanSTARRS )

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Updated on December 20, 2025

Profile Discovery Date November 23, 2025 Magnitude 20.6 mag Discoverer Pan-STARRS 1 telescope (Haleakala)

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2025 Oct. 4.52562 TT Pike q 2.0343897 (2000.0) P Q n 0.23799974 Peri. 172.29816 +0.65049004 -0.75927644 a 2.5788043 Node 237.12110 +0.69562788 +0.60564323 e 0.2111113 Incl. 1.29816 +0.30490089 +0.23810833 P 4.14 From 81 observations 2025 Sept. 5-Dec. 16, mean residual 0".6.

Magnitudes Graph m1 = 13.5 + 5 log d + 20.0 log r

The orbital elements are published on M.P.E.C. 2025-Y30. The magnitudes graphs are made with Comet for Windows.