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Updated on April 27, 2021 

Orbital Elementscomponent A Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 T 2020 Dec. 16.27152 TT Spoto q 0.8079318 (2000.0) P Q n 0.18444469 Peri. 153.54495 +0.80361348 0.55592845 a 3.0565062 Node 241.84888 +0.49437761 +0.82232300 e 0.7356682 Incl. 13.94500 +0.33135502 +0.12136081 P 5.34 From 462 observations 2005 Feb. 272021 Jan. 4, mean residual 1".0. Nongravitational parameters A1 = +0.36, A2 = +0.0311. outer component of 20202021 = component D in 1999 = component H in 2015 Epoch = 2020 Dec. 17.0 TT T = 2020 Dec. 14.92239 TT Peri. = 153.54047 e = 0.7355572 Node = 241.83987 2000.0 q = 0.8080285 AU Incl. = 13.94928 a = 3.0555893 AU n = 0.18452771 P = 5.34 years middle component = component I Epoch = 2020 Dec. 17.0 TT T = 2020 Dec. 15.84335 TT Peri. = 153.53887 e = 0.7355697 Node = 241.84851 2000.0 q = 0.8079188 AU Incl. = 13.94450 a = 3.0553187 AU n = 0.18455223 P = 5.34 years

Finding Charts

Magnitudes GraphComponent A: m1 = 13.5 + 5 log d + 22 log r(t  25) Component H: m1 = 18.0 + 5 log d + 22 log r(t  25) Component I: m1 = 17.5 + 5 log d + 22 log r(t  25)

The orbital elements of component A are published on M.P.E.C. 2021A190.
