OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_28may
REDUCED IMAGE FILENAME:   b0072.fits
OBSERVATION DATE:         05/28/2007
OBSERVATION TIME:         08:59:05
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.32772
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -198.61274
SKY STANDARD DEVIATION:   12953.2
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.95386 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        377840     1153      -1.4432     0.00763
 2        13       1198161     2310      -2.6962     0.00481
 3        28       1914669     3476      -3.2052     0.00453
 4        50       2366837     4661      -3.4354     0.00492
 5        79       2674950     5872      -3.5682     0.00548
 6       113       2927081     7116      -3.6660     0.00607
 7       154       3102761     8399      -3.7293     0.00676
 8       201       3204981     9726      -3.7645     0.00758
 9       254       3268834     11103      -3.7859     0.00849
 10       314       3310950     12535      -3.7998     0.00946
 11       380       3336284     14026      -3.8081     0.01050
 12       452       3352592     15579      -3.8134     0.01161
 13       531       3362637     17200      -3.8167     0.01278
 14       616       3366682     18892      -3.8180     0.01402
 15       707       3367111     20657      -3.8181     0.01533