Perturbed ephemeris below is based on elements from MPEC 2011-K13. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2456200.50000 2456183.2378018 15.69496 351.96187 15.73572 e q a Epoch (TT) 0.5935175 1.4971390 3.68316 2012/09/30.00
m1 = 12.0 + 5 log d + 14.0 log r