Perturbed ephemeris below is based on elements from MPEC 2022-RD9. Epoch (TT/JD) T (TT/JD) Peri. Node Incl. 2459280.50000 2459281.4952773 60.05083 300.38077 89.81510 e q a Epoch (TT) 1.0023173 8.8194475 2021/03/07.00
m1 = -73.5 + 5 logΔ + 90 log r [ ,0] ( 〜2021年 3月 7日) m1 = -7.3 + 5 logΔ + 20 log r [0, ] (2021年 3月 7日〜 )