57P/du Toit-Neujmin-Delporte (2021)

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Updated on January 8, 2021

Profile

Orbital Elements Epoch 2021 Nov. 2.0 TT = JDT 2459520.5 T 2021 Oct. 17.43264 TT MPCW q 1.7201108 (2000.0) P Q n 0.15399245 Peri. 115.25966 +0.55951224 +0.82878736 a 3.4472261 Node 188.77421 -0.77720144 +0.52146268 e 0.5010160 Incl. 2.85094 -0.28793049 +0.20294873 P 6.40 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] ( - 2021 Oct. 17) m1 = 9.7 + 5 log d + 20.0 log r [0, ] (2021 Oct. 17 - )

The orbital elements are published on M.P.E.C. 2016-D32. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.