Perturbed ephemeris below is based on elements from MPEC 2022-L66. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459320.50000 2459318.6089195 139.95655 170.14526 158.85381 e q a Epoch (TT) 0.9950167 5.6401564 1131.80748 2021/04/16.00
m1 = 10.5 + 5 logΔ + 10.0 log r