OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0050.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         11:43:57
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.27714
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 287.43205
SKY STANDARD DEVIATION:   10643.3
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.85005 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        311717      953      -1.2344     0.00764
 2        13        982244     1908      -2.4805     0.00485
 3        28       1545963     2870      -2.973     0.00464
 4        50       1866817     3847      -3.1777     0.00515
 5        79       2070502     4846      -3.2901     0.00585
 6       113       2233307     5872      -3.3723     0.00657
 7       154       2341411     6930      -3.4236     0.00739
 8       201       2396391     8025      -3.4488     0.00837
 9       254       2425889     9161      -3.4621     0.00944
 10       314       2448140     10342      -3.4720     0.01056
 11       380       2469978     11571      -3.4817     0.01171
 12       452       2491264     12853      -3.4910     0.01289
 13       531       2506592     14190      -3.4977     0.01415
 14       616       2514989     15586      -3.5013     0.01549
 15       707       2520960     17042      -3.5039     0.01689