by Chuck’s Astrophotography
2017.11.29
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I captured this nebula over two nights with narrowband using the Hubble Palette. All three filters (Ha, OIII, SII) produced good data, so I felt I could process the image with 7 hours of data. Here is more info:
Target:
Rosette Nebula
Imaging Telescope:
Orion ED80T CF (480 focal length)
Reducer:
Orion .8
Mount:
Celestron CGX
Imaging Camera:
ZWO ASI1600MM-Cool
Ha=63x180s
OIII=67x120s
SII=40x180s
Total Time: 7.4 hours
Gain: 139, Offset: 21
Guide scope:
Orion ST80
Guide Camera:
Lodestar X2
Guide Software:
PHD2
Calibration Frames:
Darks: 50, Bias: 50, Flats: 50
Capture software:
Sequence Generator Pro (SGP)
Stacking software:
PixInsight
Post Processing:
PixInsight, PhotoShop
Dew Shield, Dew Heater Strip
Astrobin: http://astrob.in/324035/D/
