Abell 72 (PK 059+18.1)
Photo description / processing
Abell 72 (PK 059+18.1) is a faint planetary nebula in the constellation Delphinus.
The beautiful object of George O.Abell's Catalog of Planetary Nebula is 5700 ± 1150 light years from earth and about 2 light years across.
The magnitude is quoted as 13.8m, but the light is spread out over an area about 2 arc minutes across.
The tiny galaxy to its south is named MCG+02-53-005 (PGC 65491) and to the right from the nebula we can see a PGC1434890 galaxy.
L-channel - 21 x 600 sec. bin 1x1;
R-channel - 20 x 600 sec. bin 1x1;
G-channel - 20 x 600 sec. bin 1x1;
B-channel - 20 x 600 sec. bin 1x1;
Ha- 23 x 900 sec. bin 2x2;
OIII- 20 x 900 sec. bin 2x2.
Total integration time about 24:15 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, Astrodon 3nm OIII 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
- 21 × 600″ · ISO/Gain: 0 · Astrodon L ·
- 20 × 600″ · ISO/Gain: 0 · Astrodon R ·
- 20 × 600″ · ISO/Gain: 0 · Astrodon G ·
- 20 × 600″ · ISO/Gain: 0 · Astrodon B ·
- 23 × 900″ · ISO/Gain: 0 · Astrodon Ha 5nm ·
- 20 × 900″ · ISO/Gain: 0 · Astrodon OIII 3nm ·
Total exposure: 24 h 15 m









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