Perturbed ephemeris below is based on elements from MPEC 2021-N06. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459080.50000 2459066.2743953 67.27572 288.33934 91.03613 e q a Epoch (TT) 1.0014004 8.8782228 2020/08/19.00
m1 = 6.0 + 5 logΔ + 10.0 log r