Perturbed ephemeris below is based on elements from MPEC 2022-WD2. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2460240.50000 2460226.3654514 222.13593 176.08638 7.38570 e q a Epoch (TT) 0.5067368 3.5729362 7.24347 2023/10/23.00
m1 = 11.0 + 5 logΔ + 10.0 log r