C/2020 R4 ( ATLAS )

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Updated on January 9, 2023

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

Orbital Elements Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 T 2021 Mar. 1.96214 TT Rudenko q 1.0286439 (2000.0) P Q z +0.0101318 Peri. 46.72059 +0.13004019 -0.97848419 +/-0.0000001 Node 323.27408 -0.96949432 -0.15933685 e 0.9895780 Incl. 164.46255 -0.20777466 +0.13107423 From 2457 observations 2020 Aug. 29-2022 Jan. 26, mean residual 0".8.

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. 2022-C56. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.