ARP 269 Cocoon Galaxy - AstroBin

Image

ARP 269 Cocoon Galaxy Mar 28, 2025 69 views2800×20005.67 MB

ARP 269 Cocoon Galaxy

Backyard

Deer Park, Redlands (CO), US

Bortle

4

N

CVn

12h 30m 33s · +41° 39′ 29″

0.44° × 0.32°

0.57″/px

180.23°N

Integration

UV/IR Cut	43×300″	3h 35′	25-26 Mar	16%
R	18×300″	1h 30′	25 Mar	20%
G	18×300″	1h 30′	25 Mar	20%
B	18×300″	1h 30′	25 Mar	20%
Hα	77×300″	6h 25′	26 Mar	12%
Totals		14h 30′	25-26 Mar	18%

UV/IR Cut	43×300″=3h 35′
25-26 Mar	16%

R	18×300″=1h 30′
25 Mar	20%

G	18×300″=1h 30′
25 Mar	20%

B	18×300″=1h 30′
25 Mar	20%

Hα	77×300″=6h 25′
26 Mar	12%

Totals	14h 30′
25-26 Mar	18%

Imaging equipment

Telescope	Celestron EdgeHD 9.25"
Camera	ZWO ASI294MM
Mount	iOptron CEM70G
Filters	Antlia 3nm Narrowband H-alpha 2" Astronomik H-alpha CCD 6nm 2" Baader Blue (CMOS-Optimized) 2" Baader Green (CMOS-Optimized) 2" Baader Red (CMOS-Optimized) 2" Baader UV/IR CUT Luminance (CMOS Optimized) 2"
Accessories	Celestron 0.7X Reducer EdgeHD925 (94245) Celestron Off-Axis Guider ZWO EFW 7 x 2″
Software	Adobe Lightroom Classic Adobe Photoshop Open PHD Guiding Project PHD2 Pleiades Astrophoto PixInsight Russell Croman Astrophotography BlurXTerminator Russell Croman Astrophotography NoiseXTerminator Russell Croman Astrophotography StarXTerminator SetiAstro ContinuumSubtraction Utility Stefan Berg Nighttime Imaging 'N' Astronomy (N.I.N.A. / NINA) Steffen Hirtle GraXpert

Guiding equipment

Guiding camera	ZWO ASI174MM Mini

Objects

NGC 4485 NGC 4490

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