C/2020 Y3 ( ATLAS )

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Updated on February 21, 2021

Profile Discovery Date December 28, 2020 Magnitude 18.4 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 T 2020 Dec. 3.58688 TT Rudenko q 1.9999747 (2000.0) P Q z +0.0060027 Peri. 342.09514 -0.94000355 -0.27868241 +/-0.0002455 Node 191.43363 -0.01845720 -0.53445582 e 0.9879948 Incl. 83.10240 -0.34066503 +0.79793050 From 123 observations 2020 Dec. 28-2021 Jan. 23, mean residual 0".6.

Magnitudes Graph m1 = 12.7 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2021-B143. The magnitudes graphs are made with Comet for Windows.