Epoch 2006 Sept. 22.0 TT = JDT 2454000.5 T 2006 Sept. 13.2046 TT MPCN q 1.577590 (2000.0) P Q n 0.1476080 Peri. 172.8998 +0.0992892 -0.9444264 a 3.545925 Node 271.0433 +0.8968462 +0.2213602 e 0.555098 Incl. 18.2655 +0.4310552 -0.2430193 P 6.68 From 283 observations 1986-2000, mean residual 0".8.
m1 = 11.0 + 5 log d + 20.0 log r