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2-25-2010
2-26-2010
Tests of RCOS system
click here to go to page 3
To left:  2-25-2010  0.2 sec
exposure trapezium.
6303E with AO-L in the image
train, but powered down and
cable disconnected.
Below:  2-26-2010  0.11 sec exposure trapezium.
6303E with AO-L physically removed from the
image train. Below are images from a
piggybacked refractor taken at the same time.
left: seeing conditions
2-25
above: seeing conditions 2-26
Seeing conditions:
ave. 1.45 arc sec 2-25
ave. 1.62 arc sec 2-26
See seeing monitor charts below.
click here to go to page 2
Below are images taken at the same time on
2-26 with a 2400mm FL refractor piggybacked
on the RCOS for comparison purposes.