Perturbed ephemeris below is based on elements from MPEC 2024-BD9. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457800.50000 2457819.5918269 10.78530 128.52713 12.49109 e q a Epoch (TT) 0.3186254 2.5488960 3.74081 2017/02/16.00
m1 = 14.5 + 5 logΔ + 10.0 log r