OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_26may
REDUCED IMAGE FILENAME:   b0129.fits
OBSERVATION DATE:         05/26/2007
OBSERVATION TIME:         10:12:11
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.21682
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -1613.1789
SKY STANDARD DEVIATION:   7695.21
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     4.077 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        373662      694      -1.4312     0.00464
 2        13       1203949     1386      -2.7015     0.00287
 3        28       1954373     2081      -3.2275     0.00266
 4        50       2439091     2783      -3.4680     0.00285
 5        79       2772582     3502      -3.6072     0.00315
 6       113       3042964     4239      -3.7082     0.00348
 7       154       3243117     5000      -3.7774     0.00385
 8       201       3378031     5788      -3.8216     0.00428
 9       254       3477794     6605      -3.8532     0.00474
 10       314       3564009     7455      -3.8798     0.00522
 11       380       3646259     8340      -3.9046     0.00571
 12       452       3726385     9262      -3.9282     0.00621
 13       531       3799408     10225      -3.9492     0.00672
 14       616       3862138     11229      -3.9670     0.00726
 15       707       3920533     12277      -3.9833     0.00782