IC 1805 starless
An understandably popular target with such dramatic features. All data captured by moonlight (as my usual very faint targets can only be captured with no moon). Presented starless to reveal the fine structural details without distractions.
TARGET
Nomenclature: IC 1805, Melotte 15
Right Ascension: 02:33:37.2
Declination: +61:24:43
Size: 150 arc min
Discovery: William Herschel on 3 November 1787
EQUIPMENT USED
Altair Astro 115ED Refractor
AZ-EQ6 mount
QSI683WSG CCD camera
Astrodon filters
IMAGE CAPTURE
5nm Ha: 103x900 bin 1x1
3nm OIII: 86x900 bin 1x1
5nm SII:93x900 bin 1x1
Total integration: 70 hours
Pixel scale: 0.265 arcsec/pixel
Field radius: 0.377 degrees
Capture dates: 12-19 November 2021
Capture location: Fregenal de la Sierra, Spain
5nm Ha: 103x900 bin 1x1
3nm OIII: 86x900 bin 1x1
5nm SII:93x900 bin 1x1
Total integration: 70 hours
Pixel scale: 0.265 arcsec/pixel
Field radius: 0.377 degrees
Capture dates: 12-19 November 2021
Capture location: Fregenal de la Sierra, Spain
IMAGE PROCESSING
Pre-processing: CCDStack2
Post-processing: Photoshop CS2
Pre-processing: CCDStack2
Post-processing: Photoshop CS2