OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              DELTA_OPH
REDUCED IMAGE FILENAME:   b0161.fits
OBSERVATION DATE:         05/26/2007
OBSERVATION TIME:         10:46:39
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.0974
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 389.24799
SKY STANDARD DEVIATION:   12803.9
SKY SKEW:                 0.00374669
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     4.08325 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        350063     1140      -1.3603     0.00813
 2        13       1126312     2283      -2.6291     0.00506
 3        28       1835214     3436      -3.1592     0.00468
 4        50       2301632     4607      -3.4050     0.00500
 5        79       2620380     5804      -3.5459     0.00553
 6       113       2863193     7034      -3.6421     0.00614
 7       154       3027597     8302      -3.7027     0.00685
 8       201       3123370     9614      -3.7365     0.00769
 9       254       3180898     10975      -3.7563     0.00862
 10       314       3220402     12390      -3.7697     0.00961
 11       380       3254220     13864      -3.7811     0.01065
 12       452       3285309     15400      -3.7914     0.01171
 13       531       3308969     17002      -3.7992     0.01284
 14       616       3324101     18674      -3.8041     0.01404
 15       707       3335384     20419      -3.8078     0.01530