The Orion's Ring Nebula, Abell 13 (PK204-8.1)
Photo description / processing
The Orion's Ring Nebula, Abell 13 (PK204-8.1) is a planetary nebula located approximately 3,900 light-years away in Orion.
The object is a very faint (15.3 m), the main emission lines are Ha and NII. Angle dimensions 2.9'x2.2'. The central blue star has a magnitude of about 18.8m.
L-channel - 23 x 300 sec. bin 1x1;
R-channel - 18 x 300 sec. bin 1x1;
G-channel - 18 x 300 sec. bin 1x1;
B-channel - 18 x 300 sec. bin 1x1;
Ha- 35 x 600 sec. bin 2x2.
Total integration time - 12:15 hours.
Technical information
- Telescope/Lens
- Celestron CPC 800 GPS XLT
- Camera
- Starlight Xpress Trius SX-694
- Mount
- Equatorial Wedge
- Guide Scope
- Baader Guide Scope 61/250
- Guide Camera
- ZWO ASI120MM
- Accessories
- Starizona 0.75x Reducer, Astrodon LRGB E-Series Gen. 2 Filter Set, Astrodon 5nm H-alpha Filter
- Software
- MaxIm DL, PHD2, Pixinsight, StarTools, Adobe Photoshop, Zoner Photo Studio 14
- Location
- Chervonograd, Ukraine
Light pollution
Yellow, Bortle 5 zone
- Date taken
Exposure
- 23 × 300″ · ISO/Gain: 0 · Astrodon L ·
- 18 × 300″ · ISO/Gain: 0 · Astrodon R ·
- 18 × 300″ · ISO/Gain: 0 · Astrodon G ·
- 18 × 300″ · ISO/Gain: 0 · Astrodon B ·
- 35 × 600″ · ISO/Gain: 0 · Astrodon Ha 5nm ·
Total exposure: 12 h 15 m
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