Perturbed ephemeris below is based on elements from MPC 62880. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457080.50000 2457083.9200973 178.11298 138.93226 19.48156 e q a Epoch (TT) 0.6114067 1.3615545 3.50380 2015/02/27.00
m1 = 14.0 + 5 log d + 15.0 log r