Sharpless 2-112 Emission nebula (SH2-112) in [SII], Ha and [OIII]

 27 x 20 minutes

Click image to enlarge, click here for highest resolution

[SII] = Red, Halpha = Green, [OIII] = Blue

Taken on November 14, 15, 17, 18, 20 - 25,  2005 from my backyard in Castro Valley, California

AP180EDT f/9 imaging scope used at f/6.75

AP 0.75x Telecompressor

FLI IMG6303E imaging camera @ -26C

AP80/900mm guidescope

SBIG ST7E guide camera

FLI CFW7 color filter wheel

6nm FWHM AstroDon Ha 50mm AR-Coated filter

6nm FWHM AstroDon [SII] 50mm AR-Coated filter

6nm FWHM AstroDon [OIII] 50mm AR-Coated filter

6 exposures of 20 minutes through Ha filter

9 exposures of 20 minutes through [SII] filter

12 exposures of 20 minutes through [OIII] filter

9 hours total exposure time

Hit Counter