OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_27may
REDUCED IMAGE FILENAME:   b0075.fits
OBSERVATION DATE:         05/27/2007
OBSERVATION TIME:         09:23:22
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.27972
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 236.42444
SKY STANDARD DEVIATION:   15538.5
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.79631 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        430805     1381      -1.5857     0.00801
 2        13       1345811     2768      -2.8224     0.00514
 3        28       2092629     4166      -3.3017     0.00497
 4        50       2504290     5587      -3.4967     0.00557
 5        79       2761876     7040      -3.6030     0.00637
 6       113       2975931     8533      -3.6840     0.00716
 7       154       3115389     10072      -3.7337     0.00808
 8       201       3176305     11665      -3.7548     0.00918
 9       254       3202962     13317      -3.7638     0.01039
 10       314       3224915     15034      -3.7713     0.01165
 11       380       3248714     16823      -3.7792     0.01294
 12       452       3273757     18687      -3.7876     0.01427
 13       531       3292759     20631      -3.7939     0.01566
 14       616       3301187     22661      -3.7966     0.01716
 15       707       3304588     24778      -3.7977     0.01874