C/2020 Y3 ( ATLAS )

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Updated on September 18, 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. 3.48564 TT Rudenko q 1.9992405 (2000.0) P Q z +0.0066111 Peri. 342.04335 -0.93977672 -0.27953166 +/-0.0000071 Node 191.42666 -0.01783931 -0.53453307 e 0.9867829 Incl. 83.09584 -0.34132313 +0.79758162 From 388 observations 2020 Dec. 28-2021 Aug. 5, mean residual 0".9.

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

The orbital elements are published on M.P.E.C. 2021-R75. The magnitudes graphs are made with Comet for Windows.