C/2020 R4 ( ATLAS )

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Updated on April 19, 2021

Profile Discovery Date September 12, 2020 Magnitude 19.7 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2021 Mar. 7.0 TT = JDT 2459280.5 T 2021 Mar. 1.93724 TT Rudenko q 1.0286273 (2000.0) P Q z +0.0102863 Peri. 46.71013 +0.13020156 -0.97846319 +/-0.0000021 Node 323.27314 -0.96946569 -0.15949768 e 0.9894192 Incl. 164.46318 -0.20780722 +0.13103538 From 458 observations 2020 Aug. 29-2021 Mar. 25, mean residual 0".6.

Finding Charts

Magnitudes Graph m1 = 13.0 + 5 log d + 10.0 log r [ ,-85] ( - 2020 Dec. 6) m1 = 8.5 + 5 log d + 15.0 log r [-85, ] (2020 Dec. 6 - )

The orbital elements are published on M.P.E.C. 2021-F115. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.