T 1997 Sept. 26.43 TT Marsden q 0.0049 (2000.0) P Q Peri. 78.62 +0.18659 -0.98241 Node 359.22 -0.95966 -0.18052 e 1.0 Incl. 144.11 +0.21032 +0.04785 >From 21 observations 1997 Sept. 25-26.
m1 = 21 + 5 logΔ + 10 log r