257P/Catalina (2028)

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Updated on March 2, 2026

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Orbital Elements Perturbed ephemeris below is based on elements from MPEC 2021-F20. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2461760.50000 2461771.8828644 117.62932 207.72853 20.20919 e q a Epoch (TT) 0.4289758 2.1538180 3.77185 2027/12/21.00

Magnitudes Graph m1 = 12.5 + 5 log d + 10.0 log r

The orbital elements are calculated using the Minor Planet & Comet Ephemeris Service. The magnitudes graphs are made with Comet for Windows.