Perturbed ephemeris below is based on elements from MPEC 2023-A50. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2460920.50000 2460913.9018597 319.92790 150.78347 57.02027 e q a Epoch (TT) 1.0049897 6.5659022 2025/09/02.00
m1 = 5.0 + 5 logΔ + 10.0 log r