57P/du Toit-Neujmin-Delporte (2015)

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Updated on October 9, 2017

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Orbital Elements Epoch 2015 May 18.0 TT = JDT 2457160.5 T 2015 May 22.28387 TT MPCW q 1.7288551 (2000.0) P Q n 0.15362583 Peri. 115.22595 +0.55941274 +0.82885438 a 3.4527084 Node 188.80106 -0.77725189 +0.52135425 e 0.4992757 Incl. 2.84809 -0.28798764 +0.20295359 P 6.42 From 959 observations 1996 July 24-2015 Dec. 31, mean residual 0".7. Nongravitational parameters A1 = +0.50, A2 = -0.0071.

Finding Charts

Magnitudes Graph m1 = 8.0 + 5 log d + 27.0 log r [ ,0] ( - 2015 May 22) m1 = 9.7 + 5 log d + 20.0 log r [0, ] (2015 May 22 - )

The orbital elements are published on M.P.E.C. 2016-D32. The charts are made with StellaNavigator Ver.8 (AstroArts). The magnitudes graphs are made with Comet for Windows.