OBSERVER:                 Sykes
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   b0091.fits
OBSERVATION DATE:         05/17/2007
OBSERVATION TIME:         08:13:43
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.91152
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -754.31219
SKY STANDARD DEVIATION:   11970.1
SKY SKEW:                 0.138886
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.89515 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        333094     1066      -1.3064     0.00800
 2        13       1052718     2135      -2.5557     0.00507
 3        28       1673459     3213      -3.0590     0.00479
 4        50       2067092     4308      -3.2884     0.00520
 5        79       2356333     5427      -3.4305     0.00575
 6       113       2593017     6576      -3.5345     0.00634
 7       154       2754911     7762      -3.6002     0.00704
 8       201       2856440     8989      -3.6395     0.00786
 9       254       2927843     10261      -3.6663     0.00876
 10       314       2977580     11584      -3.6846     0.00972
 11       380       3010845     12961      -3.6967     0.01076
 12       452       3036798     14397      -3.7060     0.01185
 13       531       3059047     15895      -3.7139     0.01299
 14       616       3077681     17458      -3.7205     0.01418
 15       707       3095755     19089      -3.7269     0.01541