Perturbed ephemeris below is based on elements from MPC 91613. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2461480.50000 2461480.4412060 1.28672 117.84355 4.70089 e q a Epoch (TT) 0.5940078 1.4142743 3.48350 2027/03/16.00
m1 = 17.5 + 5 log d + 10.0 log r