OBSERVER:                 Sykes
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   b0055.fits
OBSERVATION DATE:         05/26/2007
OBSERVATION TIME:         08:46:03
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.40704
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -36.696244
SKY STANDARD DEVIATION:   15345
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.78682 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        387099     1364      -1.4695     0.00880
 2        13       1209978     2732      -2.7069     0.00564
 3        28       1901801     4114      -3.1979     0.00540
 4        50       2337243     5517      -3.4217     0.00590
 5        79       2666058     6952      -3.5646     0.00651
 6       113       2933166     8427      -3.6683     0.00718
 7       154       3104257     9947      -3.7298     0.00801
 8       201       3202854     11520      -3.7638     0.00899
 9       254       3265519     13151      -3.7848     0.01006
 10       314       3302025     14847      -3.7969     0.01124
 11       380       3322605     16613      -3.8037     0.01250
 12       452       3339637     18454      -3.8092     0.01381
 13       531       3353827     20375      -3.8138     0.01518
 14       616       3363317     22378      -3.8169     0.01663
 15       707       3369496     24470      -3.8189     0.01815