OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              DELTA_OPH
REDUCED IMAGE FILENAME:   reg/b0033.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         11:24:50
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.11879
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 97.448876
SKY STANDARD DEVIATION:   153.118
SKY SKEW:                 0.0804694
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.60149 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        27567       40      1.39899     0.00358
 2        13        84040       70      0.18877     0.00209
 3        28       126369       90      -0.2541     0.00177
 4        50       146123      102      -0.4118     0.00174
 5        79       159135      113      -0.5044     0.00177
 6       113       170800      125      -0.5812     0.00183
 7       154       177264      137      -0.6215     0.00193
 8       201       179212      149      -0.6334     0.00208
 9       254       179698      162      -0.6363     0.00225
 10       314       180023      176      -0.6383     0.00244
 11       380       180873      192      -0.6434     0.00264
 12       452       181964      208      -0.6499     0.00285
 13       531       182315      225      -0.6520     0.00308
 14       616       181851      244      -0.6492     0.00334
 15       707       181035      263      -0.6444     0.00363