Galactic Nebula NGC 6357
Galactic Nebula NGC 6357: This huge emission nebula is sometimes also called "War and Peace" Nebula due to its chaotic structures of shock waves created by a young star cluster. This cluster in the center of the image is called Pismis 24 containing some of the most massive stars we know in the order of more than a 100 sun masses.
The image was taken at the observatory of IAS at Hakos Farm in Namibia.
Object |
Galactic Nebula NGC 6357 |
|---|---|
Catagory |
IAS Hakos, Namibia |
Designation |
NGC 6357 |
Constellation |
Scorpius |
Optics |
Keller 20 inch Cassegrain f/3 in corrected primary focus |
Camera |
SBIG STL-11000M with internal CFW 5 |
Exposure |
3 x 10min Baader H-alpha filter, 3 x 5min each Baader RGB filterset. Maxim DL for image acquisition |
Calibration |
Dark Frame |
|---|---|
Guiding |
StarlightXpress Lodestar on Schneider OAG, Maxim DL as Guiding Software |
Mount |
Liebscher GEM |
Processing |
Maxim DL5, CCDStack, Photoshop. Color Code L:H-alpha, R/H-alpha,GB |
Location, Date |
IAS-Hakos, Namibia - 1.4..2011 |
Remark |
