Horsehead and Flame – 45hrs of RGB from B7

I wanted to try a long integration on an RGB shot from home in B7 to see what details could be pulled out.  I was pleasantly surprised at the fainter details that managed to come through the light pollution. 

Full res: [https://app.astrobin.com/i/fi21tp](https://app.astrobin.com/i/fi21tp) 

Questions welcome. 

Total integration: 45h 

Integration per filter:

* – R: 15h (450 × 120″)
* – G: 15h (450 × 120″)
* – B: 15h (450 × 120″) 

Equipment:

* – Telescope: Stellarvue SVX90T
* – Camera: ZWO ASI2600MM Pro
* – Mount: Sky-Watcher CQ350 Pro
* – Filters: Antlia Blue 2″, Antlia Green 2″, Antlia Red 2″
* – Accessories: Stellarvue SFFR.8-80T, ZWO ASIAIR Plus, ZWO EAF, ZWO EFW 7 x 2″, ZWO OAG-L
* – Software: Pleiades Astrophoto PixInsight, ZWO ASIAIR

Processing in PixInsight

* Blinked Subs
* WBPP for calibration, registration
* Channel Combination
* ImageSolver > SPFC > MSGR > SPCC
* Dynamic Crop
* BlurXterminator Linear
* NoiseXterminator Linear
* Create Copy – 1 to stretch nebula, 1 to stretch stars
* StarXterminator (RGB nebula)
* EZSoftStretch (RGB Stars)
* MAS (RGB nebula)
* HDRMT (RGB nebula)
* Arcsine Stretch/Curves (RGB nebula)
* Pixel Math to add RGB stars back
* Curves and crop