OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              DELTA_OPH
REDUCED IMAGE FILENAME:   reg/b0148.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         13:22:45
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.1401
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 24.504861
SKY STANDARD DEVIATION:   136.388
SKY SKEW:                 0.0984623
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.17486 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        21708       35      1.65844     0.00404
 2        13        70120       64      0.38538     0.00228
 3        28       114227       84      -0.1444     0.00183
 4        50       141278       97      -0.3751     0.00172
 5        79       156809      108      -0.4884     0.00172
 6       113       167570      118      -0.5604     0.00176
 7       154       174559      129      -0.6048     0.00184
 8       201       177931      139      -0.6256     0.00195
 9       254       179415      151      -0.6346     0.00210
 10       314       180431      163      -0.6407     0.00225
 11       380       181766      176      -0.6487     0.00242
 12       452       183330      190      -0.6580     0.00259
 13       531       184599      206      -0.6655     0.00278
 14       616       185281      222      -0.6695     0.00299
 15       707       185584      239      -0.6713     0.00321