OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0091.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         12:25:13
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.21768
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -596.45988
SKY STANDARD DEVIATION:   13244.8
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.08534 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        291944     1182      -1.1632     0.01012
 2        13        937404     2368      -2.4298     0.00631
 3        28       1524695     3566      -2.9579     0.00584
 4        50       1887059     4782      -3.1894     0.00633
 5        79       2097561     6025      -3.3042     0.00718
 6       113       2248730     7303      -3.3798     0.00811
 7       154       2349558     8620      -3.4274     0.00917
 8       201       2401907     9983      -3.4513     0.01039
 9       254       2425829     11397      -3.4621     0.01174
 10       314       2441344     12867      -3.4690     0.01317
 11       380       2459064     14397      -3.4769     0.01463
 12       452       2476216     15993      -3.4844     0.01614
 13       531       2488438     17657      -3.4898     0.01773
 14       616       2494583     19393      -3.4925     0.01943
 15       707       2496016     21205      -3.4931     0.02123