Epoch 2021 Mar. 7.0 TT = JDT 2459280.5 T 2021 Mar. 19.99862 TT Rudenko q 1.1457078 (2000.0) P Q z +0.0220202 Peri. 204.62581 -0.42575256 +0.51802388 +/-0.0005605 Node 307.07682 +0.90433411 +0.21620563 e 0.9747713 Incl. 111.58469 -0.03024184 -0.82759071 From 149 observations 2021 Jan. 3-28, mean residual 0".6.
m1 = 12.5 + 5 log d + 30.0 log r