Perturbed ephemeris below is based on elements from MPEC 2022-O01. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2457440.50000 2457436.3654004 42.34518 43.25700 83.33346 e q a Epoch (TT) 1.0031368 7.6562744 2016/02/22.00
m1 = 7.0 + 5 logΔ + 10.0 log r