OBSERVER:                 Sykes
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   b0301.fits
OBSERVATION DATE:         05/17/2007
OBSERVATION TIME:         13:05:27
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.33195
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 376.49040
SKY STANDARD DEVIATION:   14456.7
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.79161 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        388047     1286      -1.4722     0.00828
 2        13       1211152     2575      -2.708     0.00531
 3        28       1884710     3877      -3.1881     0.00514
 4        50       2273018     5199      -3.3915     0.00571
 5        79       2540549     6551      -3.5123     0.00644
 6       113       2757621     7939      -3.6013     0.00719
 7       154       2892607     9371      -3.6532     0.00809
 8       201       2961130     10853      -3.6786     0.00916
 9       254       2999366     12390      -3.6925     0.01032
 10       314       3022320     13988      -3.7008     0.01157
 11       380       3042034     15652      -3.7079     0.01286
 12       452       3064555     17386      -3.7159     0.01418
 13       531       3082368     19195      -3.7222     0.01556
 14       616       3092808     21083      -3.7258     0.01704
 15       707       3100239     23053      -3.7284     0.01858