Perturbed ephemeris below is based on elements from MPEC 2023-L37. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459760.50000 2459768.3152695 222.94910 58.84172 8.70399 e q a Epoch (TT) 0.2554907 3.0396082 4.08270 2022/06/30.00
m1 = 3.5 + 5 logΔ + 17.5 log r(t + 80)