This is a "656 telescopes" by peter Shah corrected Dall Kirkham with a nice flat field and a moderate speed for the aperture at F6.8, at 2017mm its a great focal length.
Please note: The maximum sub length we will do on this pier is 300s
Camera
The ZWO ASI-6200MM Pro Mono CMOS is one of Sony's new generation zero ampglow sensors. They are super sensitive with very low noise. Making them a paradym shift from the CCD cameras we are all used to using and require much shorter exposures.
IMX-455
Back illumiated CMOS Sensor 36x24mm 9576x6388pixels 3.76µm
0.55° x 0.37°
0.47"/px 1x1 for software binning
2017mm Focal Length
F/6.8
30º Imaging Horizon Limits
Camera Position Angle: 89°
Recommended sub lengths
Filter
Bright
Dim
Lum
30-120s
120-240s
Red
30-120s
120-240s
Green
30-120s
120-240s
Blue
30-120s
120-240s
Ha
60-120s
120-300s
O3
60-120s
120-300s
S2
60-120s
120-300s
Calibration Files
This pier has a FREE calibration library, this includes a dark library that correlates to the most common subs lengths used, see below
10s Darks
30s Darks
45s Darks
60s Darks
120s Darks
180s Darks
240s Darks
300s Darks
Bias Frames
Flat Frames - L, R, G, B, Ha, o3, S2
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