220P/McNaught (2026)

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Updated on July 18, 2026

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Orbital Elements Epoch 2025 Nov. 21.0 TT = JDT 2461000.5 T 2026 June 14.13760 TT Pike q 1.5591986 (2000.0) P Q n 0.17878659 Peri. 180.57314 +0.87167131 +0.48500176 a 3.1206573 Node 150.08615 -0.44908573 +0.84800108 e 0.5003621 Incl. 8.12060 -0.19624256 +0.21369946 P 5.51 From 480 observations 2004 May 20-2026 Apr. 24, mean residual 0".7.

Magnitudes Graph m1 = 14.0 + 5 log d + 15.0 log r [ ,-14] ( - 2026 May 31) m1 = -46 + 5 log d + 150 log r(t + 200) [-14, 0] (2026 May 31 - 2026 June 14) m1 = -5.5 + 5 log d + 60 log r(t + 100) [ 0,124] (2026 June 14 - 2026 Oct. 16) m1 = 14.0 + 5 log d + 15.0 log r [124, ] (2026 Oct. 16 - )

The orbital elements are published on M.P.E.C. 2026-H170. The magnitudes graphs are made with Comet for Windows.