Epoch 2009 Jan. 9.0 TT = JDT 2454840.5 T 2008 Dec. 23.91678 TT MPC q 2.5118708 (2000.0) P Q n 0.10510150 Peri. 1.24757 +0.69561908 -0.71421970 a 4.4469621 Node 44.68329 +0.65817101 +0.59033815 e 0.4351490 Incl. 6.32654 +0.28796706 +0.37602006 P 9.38
m1 = 12.5 + 5 log d + 10.0 log r