OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_26may
REDUCED IMAGE FILENAME:   b0101.fits
OBSERVATION DATE:         05/26/2007
OBSERVATION TIME:         09:40:33
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.25747
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 307.53074
SKY STANDARD DEVIATION:   14382.5
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.8625 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        408526     1279      -1.5280     0.00782
 2        13       1287131     2563      -2.7740     0.00497
 3        28       2029003     3858      -3.2682     0.00475
 4        50       2464711     5173      -3.4794     0.00524
 5        79       2759710     6518      -3.6021     0.00590
 6       113       3008484     7900      -3.6958     0.00656
 7       154       3180159     9324      -3.7561     0.00732
 8       201       3272445     10798      -3.7871     0.00824
 9       254       3324665     12327      -3.8043     0.00926
 10       314       3360265     13917      -3.8159     0.01035
 11       380       3391406     15572      -3.8259     0.01147
 12       452       3421332     17297      -3.8354     0.01263
 13       531       3443207     19097      -3.8424     0.01386
 14       616       3454781     20975      -3.8460     0.01517
 15       707       3461498     22935      -3.8481     0.01656