C/2023 X2 ( Lemmon )

Japanese version Home page

Updated on March 23, 2025

Profile Discovery Date December 4, 2023 Magnitude 19.7 mag, 20.5 mag Discoverer Mt. Lemmon Survey, Pan-STARRS 1 telescope (Haleakala) Pictures

Orbital Elements Epoch 2025 May 5.0 TT = JDT 2460800.5 T 2025 Dec. 28.09056 TT Pike q 5.0889553 (2000.0) P Q z -0.0000419 Peri. 64.75481 -0.01513880 -0.45144528 +/-0.0000030 Node 66.30477 +0.08287803 -0.88976878 e 1.0002131 Incl. 76.98431 +0.99644470 +0.06714667 From 303 observations 2023 Aug. 18-2025 Feb. 27, mean residual 0".4.

Magnitudes Graph m1 = 7.0 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2025-D254. The magnitudes graphs are made with Comet for Windows.