Hemisphere:  Northern  ·  Constellation: Gemini (Gem)  ·  Contains:  PK205+14.1  ·  Sh2-274
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Abell 21 in HOO, 



    
        

            Cedric Raguenaud
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Getting plate-solving status, please wait...
Abell 21 in HOO, 



    
        

            Cedric Raguenaud
Powered byPixInsight
Imaging Telescopes Or Lenses
Takahashi toa 130S
Imaging Cameras
SBIG STF-8300 CCD
Mounts
WS240GT
Filters
Baader OIII 8.5nm 1.25" · Baader Ha 7nm 1.25"
Accessories
ZWO EAF Focuser
Software
PixInsight 1.8 Ripley · Sequence Generator Pro
Guiding Telescopes Or Lenses
Skymeca 3" OAG
Guiding Cameras
ATIK TITAN

Acquisition details

Dates:
Dec. 27, 2020 ·  Jan. 2, 2021 ·  Jan. 3, 2021 ·  Jan. 4, 2021 ·  Jan. 11, 2021 ·  Jan. 14, 2021 ·  Jan. 15, 2021 ·  Jan. 18, 2021 ·  Jan. 19, 2021
Frames:
Baader Ha 7nm 1.25": 26x1200" (8h 40') -10°C bin 1x1
Baader OIII 8.5nm 1.25": 17x1200" (5h 40') -10°C bin 1x1
Integration:
14h 20'
Avg. Moon age:
12.49 days
Avg. Moon phase:
45.50%
Bortle Dark-Sky Scale:
3.00

RA center: 07h29m05s.22

DEC center: +13°1419.7

Pixel scale: 1.753 arcsec/pixel

Orientation: -7.061 degrees

Field radius: 0.621 degrees

More info:Open 

Resolution: 2048x1525

Locations: E-Eye Spain, Fregenal de la Sierra, Spain

Data source: Own remote observatory

Remote source: e-EyE Extremadura

Description

Abell 21 aka Sh2-274. This has been run as an end-of-night target and lacks therefore a bit of integration time.

Data: NGCAT (http://ngc.astrophotography.team/)

Processing: Cedric Raguenaud (http://raguenaud.space/)

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Sky plot

Sky plot

Histogram

Abell 21 in HOO, 



    
        

            Cedric Raguenaud