Sh2-125, the Cocoon nebula
Constellation: Cygnus
Sh2-125, the Cocoon nebula, also known as IC 5146, is an emission/reflexion nebula in the constellation Cygnus. It is a stellar nursery where star-formation is ongoing. Its distance from Earth is about 4000 Ly. Link to interactive sky chart.
Dates:
This image was taken in late-July 2022 in LRGB and narrowband Hydrogen-α.
Telescope & Mount:
Orion Optics UK ODK10 on a GM1000HPS mount
Imaging:
Camera: ZWO ASI1600MM Pro (bin 2×2)
Data:
L: 89x180s
R: 30x180s
G: 30x180s
B: 29x180s
Ha: 51x300s
Total integration time: 13h 9′
The Coccon nebula region shows a large area of Hydrogen-α nebulosity as well as dark nebulas.
Dates:
This image was taken in autumn 2022.
Telescope & Mount:
Takahashi Epsilon 130 on a Paramount MX+ mount.
Imaging:
Camera: ZWO ASI6200MM Pro
Data:
L: 169x180s
Hα: 169x300s
R: 184x180s
G: 159x180s
B: 142x180s
Total integration time: 46h 47′