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DeHt 2

DeHt 2  is a faint (mag 14.9) planetary nebula in Ophiuchus. It is estimated to be 6000 to 10,000 light years from Earth.
It was discovered in 1979 by J. Dengel, H. Hartl and R. Weinberger.
The mag 13.5 spiral galaxy at upper left is UGC10943, located about 115 million light years away.
Picture
TARGET
Nomenclature
: DeHt 2
Right Ascension: 17:41:41.0
Declination:  +03.06.54.90
Size: 94 arc seconds
EQUIPMENT USED
Twin APM TMB LZOS 152 refractors
10Micron GM2000 HPS mount
Twin QSI6120 CCD cameras
Astrodon filters
IMAGE CAPTURE
Blue: 18x300"
Green: 18x300"
Red: 19x300"
Lum: 122x300"
Ha: 113x900" bin 1x1
OIII: 102x900" bin 1x1
Total Integration: 68 hours 30 minutes
Pixel scale: 0.265 arcsec/pixel
Field radius: 0.188 degrees
Capture dates: 13 May - 8 June 2022
Capture location:  Fregenal de la Sierra, Spain

IMAGE PROCESSING:
CCDStack2 and Photoshop CS2
Ha image
Picture
OIII image
Picture
Click here for a larger version
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