Perturbed ephemeris below is based on elements from MPC 73462. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459840.50000 2459859.4165799 245.22066 141.35537 5.96123 e q a Epoch (TT) 0.3393425 2.5247735 3.82161 2022/09/18.00
m1 = 13.0 + 5 logΔ + 10.0 log r