Perturbed ephemeris below is based on elements from MPEC 2021-W31. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459360.50000 2459365.7854711 334.28579 358.24279 27.14689 e q a Epoch (TT) 0.3408816 2.9163751 4.42466 2021/05/26.00
m1 = 13.0 + 5 log d + 10.0 log r