Perturbed ephemeris below is based on elements from MPC 75711. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459240.50000 2459246.6000099 259.83838 55.35443 10.08051 e q a Epoch (TT) 0.6761262 1.6465647 5.08397 2021/01/26.00
m1 = 14.0 + 5 log d + 10.0 log r