Perturbed ephemeris below is based on elements from MPC 112394. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2458240.50000 2458246.2298223 230.72585 146.88319 4.94041 e q a Epoch (TT) 0.4129261 2.0367498 3.46932 2018/05/02.00
m1 = 12.0 + 5 log d + 15.0 log r