OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0123.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         12:59:47
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.20366
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 24.394635
SKY STANDARD DEVIATION:   6107.07
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.82593 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        155856      549      -0.4818     0.00880
 2        13        489803     1099      -1.7250     0.00560
 3        28        769320     1651      -2.2152     0.00536
 4        50        926153     2211      -2.4167     0.00596
 5        79       1022066     2783      -2.5237     0.00680
 6       113       1098451     3372      -2.6019     0.00767
 7       154       1148006     3979      -2.6498     0.00866
 8       201       1170721     4607      -2.6711     0.00983
 9       254       1181097     5258      -2.6807     0.01112
 10       314       1187971     5936      -2.6870     0.01249
 11       380       1195066     6641      -2.6934     0.01389
 12       452       1202194     7376      -2.6999     0.01533
 13       531       1206498     8143      -2.7038     0.01687
 14       616       1207126     8944      -2.7043     0.01852
 15       707       1206513     9779      -2.7038     0.02026