Perturbed ephemeris below is based on elements from MPC 60925. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459160.50000 2459180.4782987 162.77804 172.16063 10.20206 e q a Epoch (TT) 0.6703317 1.8646584 5.65617 2020/11/07.00
m1 = 16.5 + 5 logΔ + 10.0 log r