Perturbed ephemeris below is based on elements from MPEC 2021-S45. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2461000.50000 2461012.2851625 254.99812 105.92562 10.98110 e q a Epoch (TT) 0.2343102 2.4215847 3.16262 2025/11/21.00
m1 = 14.5 + 5 log d + 10.0 log r