Epoch 2004 Mar. 16.0 TT = JDT 2453080.5 T 2004 Mar. 27.63634 TT MPC q 2.5956319 (2000.0) P Q n 0.10130925 Peri. 175.82232 +0.54592798 -0.83291372 a 4.5572549 Node 241.06612 +0.76566326 +0.53990431 e 0.4304396 Incl. 5.94528 +0.34017996 +0.12148278 P 9.73 >From 333 observations 2003 Sept. 4-2005 Feb. 12, mean residual 0".67.
m1 = 7.7 + 5 logΔ + 20.0 log r(t + 55)