OBSERVER:                 Sykes, Chamberlain, Bus
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   reg/b0061.fits
OBSERVATION DATE:         04/27/2007
OBSERVATION TIME:         11:55:35
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.25521
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -389.64903
SKY STANDARD DEVIATION:   12671.5
SKY SKEW:                 0
TOTAL INTEGRATION TIME:  19.9888 sec
FWHM:                     4.41144 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        268318     1131      -1.0716     0.01053
 2        13        879730     2266      -2.3608     0.00643
 3        28       1471246     3412      -2.9192     0.00579
 4        50       1867336     4576      -3.1780     0.00612
 5        79       2103525     5765      -3.3073     0.00685
 6       113       2265995     6987      -3.3881     0.00770
 7       154       2374132     8248      -3.4387     0.00868
 8       201       2432746     9551      -3.4652     0.00981
 9       254       2462186     10904      -3.4783     0.01107
 10       314       2480899     12310      -3.4865     0.01240
 11       380       2496609     13774      -3.4933     0.01379
 12       452       2510538     15301      -3.4994     0.01523
 13       531       2518358     16893      -3.5027     0.01676
 14       616       2518390     18554      -3.5028     0.01841
 15       707       2514336     20288      -3.5010     0.02017