OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0094.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         12:27:35
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.21574
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -2447.5767
SKY STANDARD DEVIATION:   7264.1
SKY SKEW:                 0.337795
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.0053 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        137254      650      -0.3438     0.01184
 2        13        440248     1302      -1.6092     0.00739
 3        28        720624     1959      -2.1442     0.00679
 4        50        895906     2626      -2.3806     0.00732
 5        79       1005674     3308      -2.5061     0.00822
 6       113       1092480     4008      -2.5960     0.00917
 7       154       1160911     4730      -2.662     0.01018
 8       201       1202558     5477      -2.7002     0.01138
 9       254       1229746     6253      -2.7245     0.01271
 10       314       1252877     7059      -2.7447     0.01408
 11       380       1276770     7898      -2.7652     0.01546
 12       452       1300819     8773      -2.7855     0.01685
 13       531       1325471     9685      -2.8059     0.01826
 14       616       1351757     10638      -2.8272     0.01967
 15       707       1379944     11631      -2.8496     0.02107