128P/Shoemaker-Holt 1 (2026)

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Updated on November 2, 2026

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Orbital Elements Epoch 2026 June 9.0 TT = JDT 2461200.5 T 2026 July 17.06011 TT MPCORBFIT q 3.0367935 (2000.0) P Q n 0.10391563 Peri. 210.56807 +0.42542913 -0.90397135 a 4.4807302 Node 214.30688 +0.84497181 +0.41376726 e 0.3222548 Incl. 4.37171 +0.32408749 +0.10785383 P 9.48 From 858 observations 2006 Aug. 22-2026 Oct. 8, mean residual 0".8.

Magnitudes Graph m1 = 1.4 + 5 log d + 30.0 log r

The orbital elements are published on M.P.E.C. 2026-U70. The magnitudes graphs are made with Comet for Windows.