Perturbed ephemeris below is based on elements from MPEC 2025-PB3. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459840.50000 2459857.5124398 226.45071 189.44093 19.35668 e q a Epoch (TT) 0.2690968 3.4675468 4.74419 2022/09/18.00
m1 = 0.3 + 5 logΔ + 25.0 log r(t - 50)