Perturbed ephemeris below is based on elements from MPEC 2025-W75. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459800.50000 2459786.4056309 19.96974 54.59013 19.81304 e q a Epoch (TT) 0.3612107 2.6856306 4.20425 2022/08/09.00
m1 = 14.0 + 5 logΔ + 10.0 log r