Epoch 2021 Jan. 26.0 TT = JDT 2459240.5 T 2021 Jan. 20.47140 TT Rudenko q 1.4366096 (2000.0) P Q n 0.14940619 Peri. 357.04308 +0.32411936 -0.93810536 a 3.5174153 Node 74.02037 +0.87053790 +0.24525219 e 0.5915724 Incl. 7.29586 +0.37028423 +0.24456020 P 6.60 From 148 observations 2020 Sept. 9-2021 Jan. 18, mean residual 0".8.
m1 = 12.0 + 5 log d + 25 log r(t - 30)