C/2025 E1 ( PanSTARRS )

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Updated on December 22, 2025

Profile Discovery Date March 2, 2025 Magnitude 20.6 mag Discoverer Pan-STARRS 1 telescope (Haleakala) Pictures

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2026 Sept. 23.71701 TT Pike q 3.9981368 (2000.0) P Q z +0.0006488 Peri. 274.42104 -0.02034260 +0.96851485 +/-0.0000090 Node 344.59343 +0.03646104 -0.24729088 e 0.9974059 Incl. 69.06148 -0.99912801 -0.02874366 From 37 observations 2025 Jan. 3-Dec. 15, mean residual 0".3.

Magnitudes Graph m1 = 9.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2025-Y51. The magnitudes graphs are made with Comet for Windows.