T 1998 Mar. 22.40 TT Marsden q 0.0052 (2000.0) P Q Peri. 67.06 -0.00031 -0.94996 Node 331.01 -0.97448 +0.07042 e 1.0 Incl. 139.87 +0.22448 +0.30434 >From 21 observations 1998 Mar. 21-22.
m1 = 17 + 5 logΔ + 10 log r