Perturbed ephemeris below is based on elements from MPC 31663. Epoch = 2454400.50000 TT T = 2454408.75183 TT Peri. = 175.62701 a = 3.5528843 AU Node = 269.68312 J2000.0 e = 0.4946376 Incl. = 5.90138 q = 1.7954940 AU
m1 = 18 + 5 log d + 5 log r