OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0049.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         11:43:14
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.27864
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -1825.5305
SKY STANDARD DEVIATION:   11182.5
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     3.88683 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        158117      997      -0.4974     0.01575
 2        13        495752     1997      -1.7381     0.01007
 3        28        789581     3008      -2.2434     0.00952
 4        50        974951     4035      -2.4724     0.01034
 5        79       1126933     5085      -2.6297     0.01128
 6       113       1296163     6165      -2.7816     0.01188
 7       154       1468840     7277      -2.9174     0.01238
 8       201       1613117     8428      -3.0191     0.01306
 9       254       1707628     9622      -3.0809     0.01408
 10       314       1759858     10863      -3.1136     0.01543
 11       380       1790994     12156      -3.1327     0.01696
 12       452       1814864     13503      -3.1471     0.01859
 13       531       1830721     14908      -3.1565     0.02035
 14       616       1839102     16374      -3.1615     0.02225
 15       707       1844459     17904      -3.1646     0.02426