Nebula Photos on Superbowl Sunday
Posted: Fri Feb 08, 2019 2:58 am
Instead of watching the same old Superbowl, I took my 80mm APO out for first light.
Got it for Christmas, but this was the first night with good weather!
https://drive.google.com/open?id=1pX5ka ... lBNJBiwElZ
These were taken near Hiram, GA in the US (N33d50m, W84d50m) using SharpCap 3.2 Live Stack with the following set-up:
ASI294MC-Pro
AstroTech 80EDT
AstroTech 0.8 focal reducer
Baader Moon & Skyglow filter
LXD 75 mount, no autoguiding (polar aligned with SharpCap Pro Polar Align tool)
No post processing, other than converting to JPG and additional color balancing (still off, I'm sure).
Used live stack histogram stretch in SharpCap and the following camera settings:
Great Orion
- Stack of 48 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=121
- Exposure=11.76745 seconds
- Brightness=4 (no dark subtraction)
- Temperature=-4.9C
Horsehead & Flame:
- Stack of 13 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=400
- Exposure=30 seconds
- Brightness=50 (applied to adjust for subtracted dark frame)
- Temperature=-4.9C
Rosette:
- Stack of 23 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=421
- Exposure=30 seconds
- Brightness=60 (applied to adjust for subtracted dark frame)
- Temperature=-5.3C
Got it for Christmas, but this was the first night with good weather!
https://drive.google.com/open?id=1pX5ka ... lBNJBiwElZ
These were taken near Hiram, GA in the US (N33d50m, W84d50m) using SharpCap 3.2 Live Stack with the following set-up:
ASI294MC-Pro
AstroTech 80EDT
AstroTech 0.8 focal reducer
Baader Moon & Skyglow filter
LXD 75 mount, no autoguiding (polar aligned with SharpCap Pro Polar Align tool)
No post processing, other than converting to JPG and additional color balancing (still off, I'm sure).
Used live stack histogram stretch in SharpCap and the following camera settings:
Great Orion
- Stack of 48 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=121
- Exposure=11.76745 seconds
- Brightness=4 (no dark subtraction)
- Temperature=-4.9C
Horsehead & Flame:
- Stack of 13 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=400
- Exposure=30 seconds
- Brightness=50 (applied to adjust for subtracted dark frame)
- Temperature=-4.9C
Rosette:
- Stack of 23 frames
- Binning=1
- Capture Area=4144x2822
- Colour Space=RAW16
- Gain=421
- Exposure=30 seconds
- Brightness=60 (applied to adjust for subtracted dark frame)
- Temperature=-5.3C