OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0047.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         11:41:19
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.28272
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -1270.8364
SKY STANDARD DEVIATION:   12701.1
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.18084 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        280155     1134      -1.1185     0.01011
 2        13        910604     2271      -2.3983     0.00623
 3        28       1487689     3420      -2.9312     0.00574
 4        50       1854719     4586      -3.1707     0.00618
 5        79       2074714     5779      -3.2924     0.00696
 6       113       2231692     7004      -3.3715     0.00784
 7       154       2333746     8267      -3.4201     0.00885
 8       201       2386925     9574      -3.4446     0.01002
 9       254       2412241     10929      -3.4560     0.01132
 10       314       2426902     12339      -3.4626     0.01271
 11       380       2439421     13806      -3.4682     0.01414
 12       452       2449747     15336      -3.4728     0.01565
 13       531       2455104     16932      -3.4751     0.01724
 14       616       2451594     18597      -3.4736     0.01896
 15       707       2441679     20335      -3.4692     0.02082