Perturbed ephemeris below is based on elements from MPEC 2023-HD1. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459640.50000 2459624.1604970 91.59438 344.96944 78.58005 e q a Epoch (TT) 1.0013939 8.4577454 2022/03/02.00
m1 = 5.0 + 5 log d + 10.0 log r