OBSERVER:                 Sykes
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   b0261.fits
OBSERVATION DATE:         05/17/2007
OBSERVATION TIME:         12:19:16
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.23555
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 19.893010
SKY STANDARD DEVIATION:   16403.3
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.72809 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        418426     1457      -1.5540     0.00870
 2        13       1297502     2920      -2.7827     0.00562
 3        28       2002048     4396      -3.2536     0.00548
 4        50       2385743     5897      -3.4440     0.00617
 5        79       2638516     7431      -3.5534     0.00704
 6       113       2849734     9007      -3.6370     0.00790
 7       154       2984623     10632      -3.6872     0.00890
 8       201       3047450     12313      -3.7098     0.01010
 9       254       3078181     14057      -3.7207     0.01141
 10       314       3097237     15870      -3.7274     0.01280
 11       380       3116665     17758      -3.7342     0.01424
 12       452       3139288     19726      -3.7420     0.01570
 13       531       3155426     21779      -3.7476     0.01725
 14       616       3162411     23921      -3.7500     0.01891
 15       707       3165123     26156      -3.7509     0.02065