Perturbed ephemeris below is based on elements from MPC 78188. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457880.50000 2457877.2119309 179.71526 279.70649 18.25504 e q a Epoch (TT) 0.6678488 1.0093535 3.03884 2017/05/07.00
m1 = 17 + 5 log d + 40 log r