SBIG ST-7XME CCD
Presentation by Keith Rickard
And now for something completely different…
What colour is a rainbow?
It’s red!
Back to the camera…
Type: Dual CCD Selfguiding Camera
Imaging Chip: Kodak KAF-402ME (765x510 pixels)
Pixel size: 9x9 microns square
Chip size: 6.9x4.6 mm
Guider chip: Texas Instruments TC-237H (657x495)
Pixel size: 7.4x7.4 microns square
Chip size: 4.9x3.7 mm
Antiblooming gate? No
Shutter: Electromechanical
Sampling: 16 bits (65000)
Connection: USB 1.1 (full frame download <1 second)
More facts…
Temperature regulation? Yes. ±0.1ºCCooling power: -35ºC below ambientWater cooling? Yes. -10ºC
Exposure: 0.12 to 3600 secondsColumn Defects: NoneQuantum Efficiency: Very good – almost 85%Defect pixels: Up to 10 (Class 2 chip)Upgradeable? YesAttachable devices: Yes.
(i) Autoguider (e.g. ST-402ME)(ii) Filter wheel(iii) Adaptive optics
UV < 400, Blue 400-500, Green 500-600, Red 600-700, IR >700
UV < 400, Blue 400-500, Green 500-600, Red 600-700, IR >700
Capturing an Image
• Capture sofware:CCDOpsCCDSoftMaxIm DL
• Planetarium Software:The SkySkyMap Pro 10
Bias Frame (0 seconds). Minimum 200, Maximum 275, Average 206
Dark Frame
Dark Frame (60 seconds -18°C) Minimum 192, Maximum 6643, Average 206
Dark Frame – Bias Frame. Minimum 84, Maximum 6468, Average 100
Flat Frame (0.2 seconds). Minimum 30280, Maximum 33724, Average 31871
The End