12-inch lacerta remote, NA, aquarius, astrofotografie, astronomie, astronomy, astrophotography, hakos, hakos guest farm, helix nebula, helixnebel, ias, ias observatory, ias observatory hakos, khomas, namibia, narrowband, ngc, ngc7293, planetarischer nebel, planetary nebula, sho, sii-ha-oiii, wassermann, world

Narrowband

12-inch lacerta remote, NA, aquarius, astrofotografie, astronomie, astronomy, astrophotography, hakos, hakos guest farm, helix nebula, helixnebel, ias, ias observatory, ias observatory hakos, khomas, namibia, narrowband, ngc, ngc7293, planetarischer nebel, planetary nebula, sho, sii-ha-oiii, wassermann, world

Narrowband images with a mono camera and SII, H-alpha, OIII filters (with mixed-in RGB or with added RGB stars) or with a one-shot-color (OSC) camera and a dualband filter.