OAA computing section circular NK 1521 C/2006 GZ2 (Spacewatch)
The following improved orbital elements, by S. Nakano, are from 56 observations 2006 Apr. 7 to Apr. 26. The mean residual is +/- 0.76 arc second. See orbits on HICQ 2007 and YC 2512. T = 2006 Aug. 21.86253 +/- 0.18916 (m.e.) TT Peri. = 191.46072 +/- 0.04992 Node = 355.31945 +/- 0.00266 (2000.0) Inc. = 168.68283 +/- 0.00153 q = 3.3028865 +/- 0.0007693 AU e = 1.0 The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 2006/ 060408 682 1.4- 1.1+ 060409 682 1.7- 0.5+ 060407 691 0.0 0.2- 060408 651 (2.6+ 0.0 ) 060409 682 1.1- 0.2+ 060407 691 0.4- 0.1- 060408 682 1.3- 0.1+ 060409 682 1.3- 0.9+ 060407 691 0.1- 0.2- 060408 651 0.6+ 0.4- 060418 291 0.1+ 0.2+ 060407 246 (1.7+ 2.7-) 060408 651 1.4+ 0.2- 060418 291 0.3+ 1.0+ 060407 246 1.5- 0.8- 060408 682 (2.2- 0.1+) 060418 291 1.2+ 0.4- 060407 246 1.0- 0.3+ 060408 A50 1.5+ 0.3- 060419 291 0.3+ 0.0 060407 246 0.3+ 0.1+ 060408 A50 1.2+ 0.2+ 060419 291 0.1+ 0.3+ 060407 246 (2.8+ 0.5+) 060408 A50 0.8+ 0.1+ 060419 291 0.4+ 0.6- 060407 246 1.5+ 1.2+ 060408 A50 1.1+ 0.3+ 060420 703 0.1- 1.6+ 060407 246 1.9+ 0.4- 060408 A50 0.9+ 0.1+ 060420 703 1.6- 1.2+ 060408 G88 1.1- 0.7+ 060408 J95 0.3+ 0.6- 060420 703 0.4- 0.1- 060408 291 0.2+ 0.4+ 060408 J95 0.1+ 0.3- 060420 703 1.4- 0.1+ 060408 291 0.1- 0.1- 060408 J95 1.2+ 0.0 060420 703 0.2+ 0.8+ 060408 291 0.2- 0.1+ 060409 G96 0.1- 0.3- 060420 703 0.7+ 0.6- 060408 G96 0.7- 0.3- 060409 291 0.1+ 0.3- 060420 703 0.3- 1.6+ 060408 G96 0.6- 0.5- 060409 G96 0.3- 1.1- 060420 703 0.8+ 1.3- 060408 G96 0.6- 0.1- 060409 291 0.2- 0.0 060426 691 0.2+ 0.8- 060408 G88 0.6+ 0.3+ 060409 291 0.2- 0.0 060426 691 0.2- 0.9- 060408 G96 0.7- 0.1- 060409 G96 0.3- 0.6- 060426 691 0.2- 0.7- 060408 G88 (2.0+ 0.3-) 060409 G96 1.1+ 1.3- ( ) -------- Rejected Obs.
Director, Computing Section Late edition Syuichi Nakano 2006 May 19