June 09, 2011A12:43:02 UT Orbital elements: C/2011 L1 (McNaught) T 2010 Dec. 19.91981 TT Sato q 2.2665479 (2000.0) P Q n 0.02374881 Peri. 295.47692 -0.47983750 -0.10878253 a 11.9869359 Node 252.26558 +0.05467057 -0.99406254 e 0.8109152 Incl. 66.06735 -0.87565239 -0.00245306 P 41.50 From 44 observations 2011 June 2-8, mean residual 0".63. Residuals in seconds of arc 110602 E12 0.7- 1.0- 110604 H21 0.3+ 1.0- 110605 E23 (2.4- 1.5+) 110602 E12 0.4- 0.5+ 110604 H21 0.0 0.9- 110605 E23 0.6- 0.7+ 110602 E12 0.0 0.4- 110604 H21 0.3- 0.4- 110605 D96 0.5- 1.5- 110602 E12 0.3+ 0.9- 110604 H21 0.1+ 0.7- 110605 E23 0.1+ 0.6+ 110603 807 0.6+ 0.7+ 110604 D96 0.2- 0.0 110606 E12 0.1- 0.4+ 110603 807 0.6+ 0.7+ 110604 D96 0.5- 0.1+ 110606 474 0.3+ 1.5+ 110603 807 0.4+ 0.5+ 110604 D96 0.5- 0.3+ 110606 474 0.3+ 0.4+ 110603 807 0.4+ 0.6+ 110604 D90 0.1- 0.0 110606 474 0.5- 0.8+ 110603 E12 0.0 0.1+ 110604 D90 0.0 0.1+ 110607 H06 0.3+ 0.5+ 110603 E10 0.6+ 1.0+ 110604 D90 0.1- 0.5+ 110607 H06 1.3+ 0.2- 110603 E10 0.6+ 0.8+ 110604 D96 0.0 0.1- 110607 H06 1.7+ 1.0- 110603 E10 0.7+ 1.2+ 110604 D96 0.6- 0.3- 110608 H06 (0.2+ 3.1-) 110603 E12 0.3- 0.2- 110604 D96 0.8- 0.4- 110608 H06 0.7+ 1.0- 110604 I19 0.9- 0.2- 110605 I39 (4.6- 6.6+) 110608 A77 0.5- 0.1- 110604 I19 0.3+ 0.4- 110605 I39 (5.2- 5.9+) 110608 A77 0.8- 0.9+ 110604 I19 0.4- 0.7- 110605 D96 0.2- 0.8- 110608 A77 0.6- 0.4- June 07, 2011A13:36:05 Orbit-1 Orbital elements: C/2011 L1 (McNaught) T 2011 Jan. 1.14184 TT Sato q 2.4202127 (2000.0) P Q Peri. 301.31134 -0.43099161 -0.11067111 Node 251.42572 -0.04905863 -0.98810871 e 1.0 Incl. 70.86595 -0.90102135 +0.10673840 From 37 observations 2011 June 2-6, mean residual 0".66. Orbit-2 Orbital elements: C/2011 L1 (McNaught) T 2010 Dec. 14.51085 TT Sato q 2.2061073 (2000.0) P Q n 0.04280224 Peri. 292.85970 -0.50597220 -0.10949542 a 8.0939101 Node 252.69528 +0.09977790 -0.99268099 e 0.7274361 Incl. 63.65446 -0.85675930 -0.05094311 P 23.03 From 37 observations 2011 June 2-6, mean residual 0".55. --