Perturbed ephemeris below is based on elements from MPEC 2025-OF9. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2460640.50000 2460626.4269297 132.95140 324.33194 3.31006 e q a Epoch (TT) 0.9954516 5.4187006 1191.34433 2024/11/26.00
m1 = 9.5 + 5 logΔ + 10.0 log r