Perturbed ephemeris below is based on elements from MPC 75008. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2462040.50000 2462035.6832316 2.84619 141.72221 9.11232 e q a Epoch (TT) 0.2672530 5.2434879 7.15593 2028/09/26.00
m1 = 9.5 + 5 logΔ + 10.0 log r