Epoch 2012 Feb. 3.0 TT = JDT 2455960.5 T 2012 Jan. 26.44903 TT MPCW q 0.5748034 (2000.0) P Q n 0.23941311 Peri. 217.66476 +0.82697434 -0.56210615 a 2.5686451 Node 176.46933 +0.55199873 +0.80757846 e 0.7762231 Incl. 11.47549 +0.10682149 +0.17847606 P 4.12 From 333 observations 2012 Jan. 13-2016 Feb. 22, mean residual 4".8.
m1 = 20.5 + 5 log d + 25.0 log r