Epoch 2013 July 7.0 TT = JDT 2456480.5 T 2013 July 21.51162 TT MPC q 2.0897455 (2000.0) P Q z +0.0000824 Peri. 123.32511 +0.72708361 -0.57448308 +/-0.0000042 Node 85.37884 -0.68497205 -0.64409383 e 0.9998278 Incl. 157.84276 +0.04650498 -0.50508645 From 82 observations 2012 Nov. 3-2013 Aug. 13, mean residual 0".4.
m1 = 13.5 + 5 log d + 10.0 log r(t + 200) * Gray curve is: m1 = 11.5 + 5 log d + 10.0 log r