Perturbed ephemeris below is based on elements from MPC 82722. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2458880.50000 2458862.5947181 172.81507 271.05970 18.27240 e q a Epoch (TT) 0.5547842 1.5794024 3.54750 2020/02/01.00
m1 = 11.0 + 5 logΔ + 20.0 log r