Perturbed ephemeris below is based on elements from MPEC 2012-J16. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457240.50000 2457247.5858108 12.79616 50.13566 7.04023 e q a Epoch (TT) 0.6408730 1.2432632 3.46190 2015/08/06.00
m1 = 8.0 + 5 log d + 17.0 log r(t - 40)