Epoch 2009 Oct. 16.0 TT = JDT 2455120.5 T 2009 Oct. 13.75380 TT MPCW q 3.0623936 (2000.0) P Q n 0.10184970 Peri. 90.02742 -0.72208293 +0.68386945 a 4.5411188 Node 133.11962 -0.67792596 -0.66937169 e 0.3256302 Incl. 8.23047 -0.13788627 -0.29028282 P 9.68 From 123 observations 2009 Feb. 26-2019 Apr. 9, mean residual 0".5.
m1 = 6.5 + 5 log d + 20.0 log r