Perturbed ephemeris below is based on elements from MPC 61994. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2460280.50000 2460266.1170986 359.68908 3.37142 9.75101 e q a Epoch (TT) 0.7856642 0.6525105 3.04434 2023/12/02.00
m1 = 18.5 + 5 log d + 5.0 log r