Perturbed ephemeris below is based on elements from MPEC 2022-R68. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459480.50000 2459488.5756171 20.34791 213.70649 79.96712 e q a Epoch (TT) 1.0007127 4.7028864 2021/09/23.00
m1 = 4.0 + 5 logΔ + 12.5 log r(t - 120)