Epoch 2018 May 2.0 TT = JDT 2458240.5 T 2018 Apr. 17.32356 TT Rudenko q 2.7054400 (2000.0) P Q z +0.0183557 Peri. 299.47225 -0.26852718 -0.80983396 +/-0.0000000 Node 146.84065 +0.77844293 +0.13650360 e 0.9503396 Incl. 72.47970 -0.56737973 +0.57055738 From 227 observations 2015 Aug. 11-2019 Apr. 23, mean residual 0".4.
m1 = 10.5 + 5 log d + 8.5 log r(t - 50) [ ,0] ( - 2018 Apr. 17) m1 = 10.0 + 5 log d + 10.0 log r [0, ] (2018 Apr. 17 - )