LBN 7 + LDN 43 in Ophiuchus
Exposure time total:
2017-07-23 + 24
Astro-Physics 175mm f/8 Starfire EDF with field flattener (f=1452mm)
10micron GM3000 HPS
L 10x6 min, RGB 4x6 min each
Moravian G4-16000 with Baader filters
Calima ( a hot, sand laden wind that blows in from the Northern Sahara)
worsened the transparency in the second night.
Image acquisition by CEDIC team
(Bernhard Hubl, Christoph Kaltseis, Markus Blauensteiner, Michael Hanl)
Image processing by Bernhard Hubl
Dark nebula LDN 43 is embedded in LBN 7. LDN 43 is the home
of two red and nebulous objects: RNO 90 and RNO 91. The existence of
RNO objects is a sign of star formation within this dark cloud.