105P/Singer Brewster (2025)

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Updated on August 11, 2025

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Orbital Elements Epoch 2025 May 5.0 TT = JDT 2460800.5 T 2025 Jan. 22.75519 TT Pike q 2.0520948 (2000.0) P Q n 0.15226887 Peri. 46.33194 -0.52110651 +0.85280633 a 3.4731907 Node 192.39458 -0.82173270 -0.51214091 e 0.4091615 Incl. 9.16718 -0.23065857 -0.10214231 P 6.47 From 554 observations 2018 Jan. 1-2025 Aug. 3, mean residual 0".6. Nongravitational parameters A1 = -0.58, A2 = +0.5978.

Magnitudes Graph m1 = 10.2 + 5 log d + 20.0 log r(t + 140) [ ,128] ( - 2025 May 30) m1 = 0.0 + 5 log d + 50 log r(t - 300) [128, ] (2025 May 30 - ) * Gray curve is: m1 = 8.5 + 5 log d + 20.0 log r

The orbital elements are published on M.P.E.C. 2025-P113. The magnitudes graphs are made with Comet for Windows.