OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0170.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         13:43:05
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.22915
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 92.303438
SKY STANDARD DEVIATION:   10936.7
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.79175 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        315975      979      -1.2491     0.00774
 2        13        986114     1960      -2.4848     0.00496
 3        28       1537327     2948      -2.9669     0.00479
 4        50       1841440     3952      -3.1628     0.00536
 5        79       2028790     4978      -3.2680     0.00613
 6       113       2181355     6033      -3.3468     0.00691
 7       154       2281154     7120      -3.3953     0.00780
 8       201       2327757     8245      -3.4173     0.00885
 9       254       2349674     9413      -3.4275     0.01001
 10       314       2364738     10626      -3.4344     0.01123
 11       380       2380923     11890      -3.4418     0.01248
 12       452       2399009     13207      -3.4500     0.01376
 13       531       2412352     14581      -3.4561     0.01511
 14       616       2418034     16015      -3.4586     0.01655
 15       707       2418957     17511      -3.4590     0.01809