OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0081.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         12:13:35
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.22945
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -618.80662
SKY STANDARD DEVIATION:   12412.5
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.12737 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        286981     1108      -1.1446     0.00965
 2        13        927543     2221      -2.4183     0.00598
 3        28       1505452     3343      -2.9441     0.00555
 4        50       1857313     4483      -3.1722     0.00603
 5        79       2068572     5648      -3.2891     0.00682
 6       113       2222527     6845      -3.3671     0.00769
 7       154       2331509     8079      -3.4190     0.00866
 8       201       2388635     9356      -3.4453     0.00979
 9       254       2417261     10681      -3.4583     0.01104
 10       314       2436380     12059      -3.4668     0.01237
 11       380       2454837     13493      -3.4750     0.01374
 12       452       2471888     14988      -3.4825     0.01515
 13       531       2482102     16548      -3.4870     0.01666
 14       616       2484824     18175      -3.4882     0.01828
 15       707       2487071     19873      -3.4892     0.01997