OBSERVER: Sykes INSTRUMENT: MIRSI LOCATION: IRTF OBJECT NAME: Vesta REDUCED IMAGE FILENAME: b0103.fits OBSERVATION DATE: 05/17/2007 OBSERVATION TIME: 08:25:17 FILTER WAVELENGTH: 11.6 microns AIRMASS: 1.79559 INNER SKY RADIUS: 20 pixels OUTER SKY RADIUS: 30 pixels PIXELS IN SKY ANNULUS: 1576 SKY MODE: -8.9602539 SKY STANDARD DEVIATION: 208.395 SKY SKEW: 0.0916286 TOTAL INTEGRATION TIME: 20.0692 sec FWHM: 3.62462 pixels Aperture Aperture c/s Instrument Magnitude radius pixels CTS/sec Error Magnitude Error ---------|----------|----------|---------|----------|----------| 1 3 45485 51 0.85530 0.00280 2 13 139353 91 -0.3602 0.00163 3 28 212541 117 -0.8186 0.00137 4 50 255479 135 -1.0183 0.00132 5 79 290029 153 -1.1561 0.00131 6 113 319301 170 -1.2605 0.00133 7 154 337279 187 -1.3199 0.00138 8 201 347651 204 -1.3528 0.00146 9 254 354909 223 -1.3753 0.00156 10 314 359588 242 -1.3895 0.00168 11 380 362834 263 -1.3992 0.00180 12 452 365804 285 -1.4081 0.00194 13 531 368100 308 -1.4149 0.00209 14 616 369827 333 -1.42 0.00224 15 707 371473 359 -1.4248 0.00241