OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_27may
REDUCED IMAGE FILENAME:   b0012.fits
OBSERVATION DATE:         05/27/2007
OBSERVATION TIME:         08:18:09
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.50717
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -1112.0411
SKY STANDARD DEVIATION:   14196.8
SKY SKEW:                 0.151852
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.94116 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        396389     1263      -1.4953     0.00796
 2        13       1265480     2530      -2.7556     0.00499
 3        28       2007868     3808      -3.2568     0.00474
 4        50       2440242     5107      -3.4685     0.00523
 5        79       2727371     6434      -3.5893     0.00589
 6       113       2962920     7798      -3.6793     0.00657
 7       154       3123108     9204      -3.7364     0.00736
 8       201       3208647     10659      -3.7658     0.00830
 9       254       3257752     12168      -3.7823     0.00933
 10       314       3296533     13737      -3.7951     0.01041
 11       380       3334697     15371      -3.8076     0.01152
 12       452       3371997     17074      -3.8197     0.01265
 13       531       3402331     18851      -3.8294     0.01385
 14       616       3423799     20705      -3.8362     0.01511
 15       707       3440591     22639      -3.8415     0.01645