Perturbed ephemeris below is based on elements from MPEC 2022-WQ9. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459720.50000 2459727.7570859 240.75932 115.09603 15.29370 e q a Epoch (TT) 0.1961022 2.4698229 3.07231 2022/05/21.00
m1 = 15.5 + 5 logΔ + 10.0 log r