OBSERVER:                 Sykes, Chamberlain
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta_27may
REDUCED IMAGE FILENAME:   b0212.fits
OBSERVATION DATE:         05/27/2007
OBSERVATION TIME:         11:56:52
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.28386
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -71.363491
SKY STANDARD DEVIATION:   19053.6
SKY SKEW:                 0.0468648
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     4.02516 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        386668     1690      -1.4683     0.01092
 2        13       1238689     3388      -2.7324     0.00683
 3        28       1994683     5103      -3.2496     0.00639
 4        50       2455660     6846      -3.4754     0.00697
 5        79       2746218     8629      -3.5968     0.00785
 6       113       2973351     10460      -3.6831     0.00879
 7       154       3129721     12348      -3.7387     0.00986
 8       201       3212805     14301      -3.7672     0.01112
 9       254       3258049     16327      -3.7823     0.01252
 10       314       3292518     18433      -3.7938     0.01399
 11       380       3327062     20626      -3.8051     0.01549
 12       452       3359795     22912      -3.8157     0.01704
 13       531       3384685     25297      -3.8238     0.01868
 14       616       3401591     27785      -3.8292     0.02042
 15       707       3413473     30381      -3.8329     0.02225