OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_28may
REDUCED IMAGE FILENAME:   b0242.fits
OBSERVATION DATE:         05/28/2007
OBSERVATION TIME:         12:22:53
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.36992
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -293.46888
SKY STANDARD DEVIATION:   11096.2
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     4.20963 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        311710      989      -1.2343     0.00793
 2        13       1010633     1981      -2.5114     0.00489
 3        28       1680526     2980      -3.0636     0.00443
 4        50       2157921     3995      -3.3350     0.00462
 5        79       2501298     5033      -3.4954     0.00503
 6       113       2767812     6099      -3.6053     0.00550
 7       154       2952767     7197      -3.6755     0.00609
 8       201       3065294     8334      -3.7161     0.00679
 9       254       3134728     9513      -3.7405     0.00758
 10       314       3178258     10740      -3.7554     0.00844
 11       380       3207234     12016      -3.7653     0.00936
 12       452       3228971     13347      -3.7726     0.01033
 13       531       3243954     14736      -3.7776     0.01135
 14       616       3251468     16184      -3.7802     0.01244
 15       707       3253374     17696      -3.7808     0.01359