Perturbed ephemeris below is based on elements from QJ 27, 604. Epoch = 2460480.50000 TT T = 2460491.82354 TT Peri. = 64.41559 a = 16.8667436 AU Node = 85.84736 J2000.0 e = 0.9303071 Incl. = 44.66686 q = 1.1754925 AU
m1 = 5.0 + 5 logΔ + 15.0 log r