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Home > Astronomy > Detectors > Autoguiders > AG3 |
Operational Characteristics
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Speed | Fast |
Slow |
Bias(ADU) | 2304 |
3685 |
Gain(e/ADU) |
0.9 | 0.4 |
Noise(e) | 11.7 |
6 |
Noise(ADU) | 13 | 15 |
Linearity |
60K(1%) |
60K(1%) |
Readout time for NCU optimised window [278:876,162:755] (s) |
2.1 |
2.8 |
Windowing is available
X Pixel size | 13 microns |
Y Pixel size | 13 microns |
X size in pixels of digitised area | 1072 |
Y size in pixels of digitised area | 977 |
X size of useful imaging area | 1028 |
Y size of useful imaging area | 977 |
X start of useful imaging area | 21 |
Ystart of useful imaging area | 1 |
Plate scale (f/11) with optical derotator | 0.05772 arcsec/pixel |
Field of view (f/11) with optical derotator | 59 arcsec |
Limiting magnitude | Mv = 22 in 5 seconds |
For reference only, the plate scale and FOV with the IR derotator and now decommissioned Naomi NCU were 0.4 arcsec/pixel and 3,3 arcmin. |
Operating temperature | 248K |
Preferred amplifier | Left |
Quantum Efficiency
Dark current | <=1e/s ( dependant on dome temperature ) |
Cosmetics | Bright column at 762 |
First light on Naomi Calibration Unit, a 200ms white light exposure of M13.
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