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Updated on April 13, 2018 

Orbital ElementsEpoch 2018 May 2.0 TT = JDT 2458240.5 T 2018 May 15.87878 TT MPCW q 2.1337778 (2000.0) P Q n 0.12934590 Peri. 352.09912 +0.37930873 0.84132787 a 3.8722875 Node 74.92642 +0.86923373 +0.18137319 e 0.4489619 Incl. 23.50377 +0.31710820 +0.50918679 P 7.62 From 1981 observations 2002 Oct. 52018 Mar. 10, mean residual 0".8. Nongravitational parameters A1 = +1.90, A2 = +0.1200.

Finding Charts

Magnitudes Graphm1 = 1.0 + 5 log d + 30 log r [ ,271] (  2017 Aug. 17) m1 = 10.0 + 5 log d + 7.5 log r(t + 400) [271, 0] (2017 Aug. 17  2018 May 15) m1 = 7.5 + 5 log d + 20.0 log r [ 0, ] (2018 May 15  ) * Gray curve is: m1 = 7.5 + 5 log d + 20.0 log r

The orbital elements are published on M.P.E.C. 2018F152.
