Perturbed ephemeris below is based on elements from MPC 31893. Epoch = 2456960.50000 TT T = 2456976.86641 TT Peri. = 223.37619 a = 7.3255168 AU Node = 248.71732 J2000.0 e = 0.4431253 Incl. = 6.60233 q = 4.0793951 AU
m1 = 4.2 + 5 log d + 15.0 log r