Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 T 2025 July 31.55544 TT Rudenko q 3.8270311 (2000.0) P Q z -0.0009952 Peri. 75.34510 +0.81541914 -0.57554510 +/-0.0000352 Node 319.73995 +0.48734221 +0.74031015 e 1.0038086 Incl. 5.50199 +0.31239270 +0.34740282 >From 234 observations 2022 June 2-2023 Sept. 22, mean residual 0".4.
m1 = 0.5 + 5 log d + 15.0 log r