OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_26may
REDUCED IMAGE FILENAME:   b0200.fits
OBSERVATION DATE:         05/26/2007
OBSERVATION TIME:         11:36:20
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.23687
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -670.13811
SKY STANDARD DEVIATION:   15181.3
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.81891 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        394761     1349      -1.4908     0.00854
 2        13       1235911     2704      -2.7299     0.00546
 3        28       1931154     4070      -3.2145     0.00526
 4        50       2329956     5459      -3.4183     0.00585
 5        79       2602254     6878      -3.5383     0.00660
 6       113       2834956     8337      -3.6313     0.00735
 7       154       2992109     9841      -3.6899     0.00822
 8       201       3073192     11397      -3.7189     0.00927
 9       254       3117646     13011      -3.7345     0.01043
 10       314       3148013     14689      -3.7450     0.01166
 11       380       3174218     16436      -3.7540     0.01294
 12       452       3199101     18257      -3.7625     0.01426
 13       531       3216288     20157      -3.7683     0.01566
 14       616       3223714     22140      -3.7708     0.01716
 15       707       3225697     24208      -3.7715     0.01876