Perturbed ephemeris below is based on elements from MPC 41159. Epoch = 2454920.50000 TT T = 2454917.08721 TT Peri. = 10.13565 a = 4.1305049 AU Node = 26.90238 J2000.0 e = 0.5421009 Incl. = 11.29927 q = 1.8913543 AU
m1 = 10.5 + 5 log d + 15.0 log r