OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_27may
REDUCED IMAGE FILENAME:   b0200.fits
OBSERVATION DATE:         05/27/2007
OBSERVATION TIME:         11:43:30
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.25765
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 303.37676
SKY STANDARD DEVIATION:   16003.6
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.82682 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        443376     1423      -1.6169     0.00802
 2        13       1396015     2850      -2.8622     0.00510
 3        28       2172650     4291      -3.3424     0.00493
 4        50       2601590     5754      -3.5381     0.00552
 5        79       2876900     7251      -3.6473     0.00630
 6       113       3093148     8788      -3.726     0.00710
 7       154       3223635     10373      -3.7708     0.00804
 8       201       3281164     12014      -3.7900     0.00915
 9       254       3307476     13715      -3.7987     0.01036
 10       314       3325475     15484      -3.8046     0.01164
 11       380       3347245     17326      -3.8117     0.01294
 12       452       3372284     19246      -3.8198     0.01426
 13       531       3388615     21249      -3.8250     0.01567
 14       616       3392639     23339      -3.8263     0.01719
 15       707       3389822     25519      -3.8254     0.01882