C/2019 Y4 ( ATLAS )

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Updated on April 3, 2020

Profile Discovery Date December 28, 2019 Magnitude 19.6 mag Discoverer Asteroid Terrestrial-Impact Last Alert System (ATLAS) search program Pictures

Orbital Elements Epoch 2020 May 31.0 TT = JDT 2459000.5 T 2020 May 31.01440 TT Rudenko q 0.2528310 (2000.0) P Q z +0.0029933 Peri. 177.41009 +0.48073934 +0.62712423 +/-0.0000051 Node 120.56970 -0.81675930 +0.57456253 e 0.9992432 Incl. 45.38141 -0.31905160 -0.52592119 From 916 observations 2019 Dec. 28-2020 Mar. 19, mean residual 0".5.

Finding Charts

Magnitudes Graph m1 = -0.5 + 5 log d + 36 log r [ ,-73] ( - 2020 Mar. 19) m1 = 5.5 + 5 log d + 10.0 log r [-73, ] (2020 Mar. 19 - )

The orbital elements are published on M.P.E.C. 2020-F67. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.