OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              DELTA_OPH
REDUCED IMAGE FILENAME:   b0242.fits
OBSERVATION DATE:         05/27/2007
OBSERVATION TIME:         12:29:44
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.30728
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 96.278028
SKY STANDARD DEVIATION:   18767.5
SKY SKEW:                 0.0397317
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.83687 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        416739     1665      -1.5496     0.00999
 2        13       1310555     3338      -2.7936     0.00636
 3        28       2063878     5027      -3.2867     0.00608
 4        50       2508837     6744      -3.4986     0.00672
 5        79       2809347     8500      -3.6215     0.00756
 6       113       3052245     10303      -3.7115     0.00843
 7       154       3208245     12162      -3.7656     0.00947
 8       201       3284951     14086      -3.7913     0.01072
 9       254       3326424     16082      -3.8049     0.01208
 10       314       3358901     18157      -3.8154     0.01351
 11       380       3392942     20317      -3.8264     0.01496
 12       452       3427880     22569      -3.8375     0.01645
 13       531       3456040     24917      -3.8464     0.01802
 14       616       3473945     27368      -3.8520     0.01969
 15       707       3486772     29926      -3.8560     0.02145