OAA computing section circular NK 970 C/2003 K1 (Spacewatch)
The following improved orbital elements, by S. Nakano, are from 49 observations 2003 May 23 to June 20. The mean residual is +/- 0.57 arc second. T = 2002 Dec. 21.58214 +/- 0.24924 (m.e.) TT Peri. = 314.64603 +/- 0.10054 Node = 250.07080 +/- 0.00865 (2000.0) Inc. = 129.87447 +/- 0.02493 q = 2.0895280 +/- 0.0014513 AU e = 0.9550498 +/- 0.0028477 1/a = +0.0215121 +/- 0.0013629 1/AU P = 317 years The following residuals in seconds of arc are from the above orbital elements: Date Code Residual(") Date Code Residual(") Date Code Residual(") 2003/ 030524 246 0.3+ 0.6- 030601 360 1.1- 0.2- 030523 691 0.8- 0.3- 030524 246 0.5+ 1.0+ 030601 360 0.6- 0.5+ 030523 691 0.0 0.2- 030524 246 0.5- 0.6+ 030601 360 0.5- 0.3- 030523 691 0.6- 0.2+ 030524 246 0.3+ 0.1+ 030601 246 0.3+ 0.8+ 030523 176 0.3+ 0.9+ 030524 246 0.3+ 0.5+ 030601 246 0.8+ 0.1- 030523 176 0.1+ 0.3+ 030525 J95 0.0 0.6+ 030601 246 0.6+ 0.3+ 030523 176 0.2+ 0.3- 030525 J95 0.0 0.2+ 030601 246 0.0 0.1- 030523 176 0.2+ 0.9- 030526 J95 (0.6+ 2.2+) 030601 246 0.1+ 0.6+ 030523 176 0.1+ 1.5- 030526 J95 0.8+ 1.4+ 030601 246 0.6- 0.4- 030524 926 0.0 0.9+ 030530 170 (2.5+ 0.4-) 030605 360 0.6- 0.8- 030524 926 0.3- 0.8- 030530 170 (2.4+ 0.5-) 030605 360 0.7- 0.1+ 030524 926 0.2+ 0.7- 030530 246 1.2+ 0.6+ 030605 360 0.0 0.1+ 030524 291 0.5- 0.1+ 030530 246 0.1+ 0.8- 030605 360 0.1- 0.1+ 030524 291 0.4- 0.0 030530 246 1.0+ 0.5+ 030619 620 0.2+ 0.4- 030524 291 0.7- 0.3+ 030530 246 0.8- 1.2- 030619 620 0.5+ 0.5- 030524 691 0.5+ 0.3- 030530 246 0.1+ 0.0 030620 360 0.5- 0.7+ 030524 691 0.1+ 0.5+ 030530 246 0.8- 1.0- 030620 360 0.1+ 0.4+ 030524 246 0.3+ 0.6- 030530 246 0.6+ 0.5- ( ) -------- Rejected Obs.
Director, Computing Section Late edition Syuichi Nakano 2003 Oct. 4