C/2025 T1 ( ATLAS )

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Updated on November 4, 2025

Profile Discovery Date October 11, 2025 Magnitude 17.5 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2025 Dec. 2.35797 TT Pike q 1.1086212 (2000.0) P Q z -0.0006550 Peri. 114.15649 +0.63559398 +0.56079503 +/-0.0274071 Node 140.51500 -0.18552385 -0.55618770 e 1.0007262 Incl. 123.44361 +0.74940056 -0.61332224 From 88 observations 2025 Oct. 11-17, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = 9.0 + 5 log d + 20.0 log r

The orbital elements are published on M.P.E.C. 2025-U35. The charts are made with StellaNavigator Ver.11 (AstroArts). The magnitudes graphs are made with Comet for Windows.