Perturbed ephemeris below is based on elements from MPC 92984. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459720.50000 2459731.9330875 115.52034 306.66738 5.28982 e q a Epoch (TT) 0.4197026 2.1417508 3.69078 2022/05/21.00
m1 = 13.5 + 5 log d + 10.0 log r(t - 40)