January 16, 2010A22:37:40 UT Epoch 2010 Mar. 25.0 TT = JDT 2455280.5 T 2010 Apr. 3.68230 TT Sato q 1.6218024 (2000.0) P Q n 0.06615919 Peri. 41.28259 -0.25710314 -0.93746024 a 6.0544674 Node 64.82988 +0.80459146 -0.34215409 e 0.7321313 Incl. 15.02741 +0.53528549 +0.06402244 P 14.90 From 67 observations 2009 Oct. 14-2010 Jan. 16, mean residual 0".50. Epoch 2010 Feb. 13.0 TT = JDT 2455240.5 T 2010 Apr. 3.68235 TT Sato q 1.6218039 (2000.0) P Q n 0.06617158 Peri. 41.28226 -0.25710046 -0.93746048 a 6.0537113 Node 64.83006 +0.80459208 -0.34215287 e 0.7320976 Incl. 15.02751 +0.53528585 +0.06402554 P 14.89 Residuals in seconds of arc 091014 J75 0.0 0.8+ 100108 J41 0.2- 0.7- 100110 D93 0.7- 0.6- 091014 J75 0.8- 0.3- 100108 J41 0.8- 0.0 100110 D93 0.5+ 1.0+ 091014 J75 0.8+ 0.6- 100108 J41 0.4- 0.4- 100110 A77 0.4+ 0.2+ 100108 703 0.3+ 0.3- 100109 I20 0.3- 0.3- 100110 A77 1.3+ 0.1+ 100108 703 0.2- 0.7+ 100109 I20 0.4+ 0.4- 100110 B40 (4.7+ 5.1+) 100108 703 1.0- 0.2- 100109 I20 1.0+ 0.2- 100110 B40 (5.2+ 4.2+) 100108 703 0.6+ 0.1- 100109 H06 0.4+ 0.3+ 100110 B40 (4.1+ 2.6+) 100108 673 0.9- 0.1+ 100109 H06 0.4+ 0.2+ 100110 A77 1.0+ 0.2+ 100108 673 0.5- 0.0 100109 H06 0.4+ 0.2+ 100111 H06 0.1+ 0.7+ 100108 G96 0.2+ 0.2- 100109 H01 0.4- 0.0 100111 H06 0.2- 0.3+ 100108 G96 1.7+ 0.1+ 100109 H01 0.5- 0.1+ 100111 H06 0.6- 0.1+ 100108 673 0.5- 0.1+ 100109 H06 0.1+ 0.3+ 100113 372 0.1- 0.4+ 100108 G96 1.1+ 0.0 100109 H01 0.5- 0.1- 100113 372 0.2+ 1.0+ 100108 G96 0.4+ 0.2- 100109 H01 0.6- 0.0 100113 372 0.1+ 0.1- 100108 673 0.3- 0.9+ 100109 H06 0.1+ 0.1- 100115 213 0.3- 0.3- 100108 854 1.5+ 0.3+ 100109 372 0.4+ 0.6- 100115 213 0.2- 0.2- 100108 854 1.4- 1.0+ 100109 372 0.1+ 0.1+ 100115 A77 0.2+ 0.3- 100108 114 0.4- 0.3- 100109 372 0.0 0.7- 100115 213 0.3- 0.0 100108 114 0.4- 0.4- 100109 349 0.2+ 0.4- 100115 A77 0.3+ 0.1- 100108 114 0.1+ 0.3- 100109 349 0.2- 0.1+ 100115 A77 0.3- 0.3- 100108 114 0.1+ 0.1- 100109 372 0.0 0.9- 100116 349 0.0 0.1- 100108 114 0.1+ 0.2- 100110 D92 0.4- 0.5+ 100116 349 0.1- 0.2+ 100108 J41 0.5- 0.2- 100110 D92 0.5+ 0.1+ 100108 J41 1.0- 0.2+ 100110 D93 0.0 0.0 January 09, 2010A14:33:45 UT Orbital elements: C/2010 A3 (Hill) T 2010 Mar. 27.24823 TT Sato q 1.6502216 (2000.0) P Q Peri. 38.66786 -0.19968631 -0.95190384 Node 63.96993 +0.82241913 -0.29175031 e 1.0 Incl. 14.98833 +0.53268392 +0.09359936 From 38 observations 2010 Jan. 8-9, mean residual 0".51. --