Perturbed ephemeris below is based on elements from MPC 62882. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2455880.50000 2455888.7819759 346.48760 220.94699 25.12845 e q a Epoch (TT) 0.3725702 2.4502609 3.90523 2011/11/15.00
m1 = 10 + 5 log d + 20 log r