OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              DELTA_OPH
REDUCED IMAGE FILENAME:   reg/b0218.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         14:34:40
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.33381
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 68.418835
SKY STANDARD DEVIATION:   228.627
SKY SKEW:                 0.0304515
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.53265 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        19484       37      1.77576     0.00477
 2        13        63560       70      0.49203     0.00273
 3        28       104804       95      -0.0509     0.00226
 4        50       130991      115      -0.2931     0.00220
 5        79       146907      135      -0.4176     0.00229
 6       113       157710      154      -0.4946     0.00244
 7       154       165482      174      -0.5468     0.00263
 8       201       170497      195      -0.5792     0.00286
 9       254       172784      218      -0.5937     0.00314
 10       314       174893      241      -0.6069     0.00344
 11       380       176871      266      -0.6191     0.00375
 12       452       178723      292      -0.6304     0.00408
 13       531       180496      319      -0.6411     0.00442
 14       616       182074      348      -0.6506     0.00477
 15       707       182654      378      -0.6540     0.00517