Cometary Globule CG4
The image from the Blanco 4-meter telescope was taken in four filters, three of which are for blue, green and near-infrared light. The fourth is designed to isolate a specific color of red, known as hydrogen-alpha, which is produced by warm hydrogen gas.
Credit:T.A. Rector/University of Alaska Anchorage, T. Abbott and NOIRLab/NSF/AURA/
About the Image
Id: | noao0608a |
Type: | Observation |
Release date: | March 8, 2006 |
Related releases: | noao0608 |
Size: | 4000 x 2666 px |
About the Object
Image Formats
Large JPEG
3.2 MB
Publication TIFF 4K
24.6 MB
Publication JPEG
3.2 MB
Screensize JPEG
346.2 KB
Wallpapers
1024x768
406.3 KB
1280x1024
593.0 KB
1600x1200
802.8 KB
1920x1200
930.5 KB
2048x1536
4.8 MB
Coordinates
Position (RA): | 7 34 14.09 |
Position (Dec): | -47° 4' 49.74" |
Field of view: | 32.88 x 22.07 arcminutes |
Orientation: | North is 0.5° left of vertical |
Colors & filters
Band | Wave-length | Tele-scope |
---|---|---|
Optical B | 438 nm | Víctor M. Blanco 4-meter Telescope Mosaic II |
Optical V | 538 nm | Víctor M. Blanco 4-meter Telescope Mosaic II |
Infrared I | 820 nm | Víctor M. Blanco 4-meter Telescope Mosaic II |
Optical Ha | 657 nm | Víctor M. Blanco 4-meter Telescope Mosaic II |