February 12, 2012A21:26:43 UT Orbital elements: C/2012 C2 (Bruenjes) T 2012 Mar. 12.84983 TT Sato q 0.8019263 (2000.0) P Q Peri. 62.95892 +0.54094083 +0.79887931 Node 117.75029 +0.62715119 -0.59149909 e 1.0 Incl. 162.71093 +0.56041450 -0.10918182 From 51 observations 2012 Feb. 11-12, mean residual 0".65. Residuals in seconds of arc 120211 H27 0.9+ 0.6+ 120212 367 0.3- 0.1- 120212 B42 0.6- 0.2- 120211 H27 1.4+ 0.6- 120212 367 0.1+ 0.4- 120212 B42 0.6+ 0.5+ 120211 H27 1.7- 0.7- 120212 300 1.6+ 0.5+ 120212 B42 0.4- 0.2+ 120212 H27 (2.8- 1.7+) 120212 300 1.4+ 0.9+ 120212 B42 0.3+ 0.6- 120212 H27 1.6- 0.6- 120212 300 0.1+ 0.4+ 120212 B42 0.3+ 0.4- 120212 H27 (0.1+ 2.0-) 120212 300 0.9+ 0.3+ 120212 B42 0.1- 0.2- 120212 H27 0.6- 1.2+ 120212 300 1.4+ 0.6+ 120212 118 1.3- 0.1+ 120212 673 1.0- 0.2- 120212 300 0.0 0.2+ 120212 118 0.2- 1.0- 120212 673 1.3- 0.1- 120212 300 0.8+ 0.0 120212 118 0.4- 0.7- 120212 673 0.4- 0.1+ 120212 300 1.1+ 0.3+ 120212 118 0.1- 0.0 120212 900 0.1+ 0.2- 120212 300 0.3+ 0.5+ 120212 118 0.3- 0.6- 120212 900 0.6- 0.1+ 120212 300 0.6+ 0.3+ 120212 I89 0.7+ 0.2- 120212 900 0.0 0.3+ 120212 D78 1.1+ 0.5- 120212 I89 0.2- 0.6- 120212 900 0.2- 0.1- 120212 D78 0.4+ 0.0 120212 I89 0.3+ 0.0 120212 367 0.1+ 0.4+ 120212 C32 1.1- 0.1+ 120212 I89 1.6- 0.8- 120212 367 0.1- 0.2+ 120212 C32 0.8- 0.4- 120212 I89 0.1+ 1.3+ 120212 367 0.2- 0.1- 120212 C32 0.0 0.2- 120212 I89 0.0 0.1- 120212 367 0.3+ 0.0 120212 C32 0.2+ 0.5+ February 12, 2012A12:19:54 UT Orbital elements: C/2012 C2? = T0003C T 2012 Mar. 12.6356 TT Sato q 0.801273 (2000.0) P Q Peri. 62.6564 +0.5311242 +0.8062829 Node 118.1795 +0.6347677 -0.5822227 e 1.0 Incl. 162.8167 +0.5612282 -0.1045211 From 11 observations 2012 Feb. 11-12, mean residual 0".95. February 12, 2012A03:29:14 UT Orbital elements: C/2012 C2? = T0003C T 2012 Mar. 10.7726 TT Sato q 0.785276 (2000.0) P Q Peri. 59.9625 +0.4077239 +0.8850395 Node 124.2000 +0.7159725 -0.4625623 e 1.0 Incl. 164.2396 +0.5666962 -0.0523559 From 6 observations 2012 Feb. 11-12, mean residual 0".71. --