103P/Hartley 2 (2023)

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Updated on March 4, 2025

Profile Pictures

Orbital Elements Epoch 2025 May 5.0 TT = JDT 2460800.5 T 2023 Oct. 12.43880 TT Pike q 1.0651401 (2000.0) P Q n 0.15211325 Peri. 181.32594 +0.75418732 -0.63918778 a 3.4755592 Node 219.75588 +0.60461813 +0.76534153 e 0.6935342 Incl. 13.60829 +0.25619992 +0.07544090 P 6.48 From 8854 observations 2004 Sept. 20-2025 Jan. 25, mean residual 0".7. Nongravitational parameters A1 = +0.11, A2 = +0.0236.

Finding Charts

Magnitudes Graph H = 16.8 G = 0.15 [ ,-270] ( - 2023 Jan. 15) m1 = 10.0 + 5 log d + 20.0 log r [-270, 0] (2023 Jan. 15 - 2023 Oct. 12) m1 = 10.0 + 5 log d + 15.0 log r(t - 10) [ 0, 165] (2023 Oct. 12 - 2024 Mar. 25) m1 = 11.5 + 5 log d + 10.0 log r [ 165, ] (2024 Mar. 25 - )

The orbital elements are published on M.P.E.C. 2025-C143. The charts are made with StellaNavigator Ver.10 (AstroArts). The magnitudes graphs are made with Comet for Windows.