Table 10
PT measurements of HST standard star magnitudes.
| Star | m u | δ m u | n u | m g | δ m g | N g | m r | δ m r | n r | m i | δ m i | n i | m z | δ m z | n z |
|
|
|||||||||||||||
| G191B2B | 11.045 | 0.031 | 7 | 11.461 | 0.011 | 7 | 12.014 | 0.011 | 7 | 12.397 | 0.010 | 7 | 12.743 | 0.005 | 7 |
| GD153 | 12.693 | 0.020 | 6 | 13.055 | 0.018 | 6 | 13.570 | 0.006 | 6 | 13.943 | 0.010 | 6 | 14.296 | 0.021 | 6 |
| GD71 | 12.439 | 0.016 | 6 | 12.753 | 0.011 | 7 | 13.242 | 0.012 | 7 | 13.610 | 0.005 | 7 | 13.967 | 0.023 | 7 |
| P041C | 13.569 | 0.015 | 11 | 12.260 | 0.010 | 11 | 11.842 | 0.009 | 11 | 11.718 | 0.024 | 11 | 11.702 | 0.011 | 11 |
| P177D | 15.120 | 0.017 | 13 | 13.746 | 0.010 | 13 | 13.299 | 0.009 | 13 | 13.158 | 0.008 | 13 | 13.126 | 0.009 | 13 |
| P330E | 14.551 | 0.018 | 17 | 13.281 | 0.009 | 17 | 12.842 | 0.007 | 17 | 12.701 | 0.007 | 17 | 12.672 | 0.013 | 17 |
| BD+17° 4708 | 10.559 | 0.020 | 169 | 9.630 | 0.029 | 169 | 9.350 | 0.027 | 169 | 9.248 | 0.030 | 169 | 9.235 | 0.032 | 169 |
Notes.The HST CALSPEC stars are measured in the PT native system but reported in the SDSS 2.5 m (unprimed) system using canonical color transformations. For each filter x, we report the average magnitude mx, the standard deviation (not the error on the mean) δmx and the number of observations nx.
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