Perturbed ephemeris below is based on elements from MPEC 2013-H38. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2461880.50000 2461888.7783073 163.29183 113.82987 10.48823 e q a Epoch (TT) 0.6037448 1.4128035 3.56539 2028/04/19.00
m1 = 7.0 + 5 log d + 36.0 log r(t - 45)