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Table 6:

Star catalog for the 2008-2015 Pluto sky path.

Year
2008 2009 2010 2011 2012 2013 2014 2015
catalog stars 279 127 47 576 361 830 466 433 622 436 166 283 122 199 176 495
UCAC2 stars 9826 7343 20 704 17 740 15 689 14 180 13 634 11 067
2MASS stars 155 834 32 217 121 489 167 309 155 998 109 201 78 623 72 926
Field stars 113 467 8016 219 637 281 384 450 656 42 902 29 942 92 502
$\sigma_{\alpha}$(mas) 25 27 24 27 25 31 33 30
$\sigma_{\delta}$(mas) 24 23 22 24 24 36 39 29
highest R magnitude 22.7 22.3 23.4 22.5 23.7 22.3 21.8 24.0
R magnitude limit 21.0 21.0 21.5 21.0 21.5 21.0 21.0 21.5
R magnitude completeness 9.5-18.5 8.5-18.0 9.5-18.5 10.0-19.0 10.4-19.0 9.1-18.0 8.5-18.0 9.4-18.5

Notes. Number of catalog stars per year, position error (estimated from the standard deviation of contributing individual CCD positions about the final catalog star positions), R bandpass magnitude completeness, magnitude limit and highest value.


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