Perturbed ephemeris below is based on elements from CCO 7. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459280.50000 2459280.8128560 175.54365 269.60530 5.92114 e q a Epoch (TT) 0.4982982 1.7749095 3.53778 2021/03/07.00
m1 = 18 + 5 log d + 5 log r