T 1998 Apr. 11.46 TT Marsden q 0.0092 (2000.0) P Q Peri. 62.75 +0.17908 -0.95492 Node 338.58 -0.96080 -0.11798 e 1.0 Incl. 139.59 +0.21163 +0.27240 From 18 observations 1998 Apr. 10-11.