Great Cluster in Hercules
|
M13 |
|
 |
Object |
| Type |
Globular Cluster |
| Constellation |
Hercules |
| Distance |
25,100 ly |
| Magnitude |
5.8 |
| Angular
Size |
20 arc min |
| Size |
145 ly |
| More
Info |
SEDSAPODEssay by Robert Gendler © |
|
Image |
| Date |
7/15/2004 |
| Place |
Carlsbad, CA |
| Exposure
Data |
LRGB 300:300:300:300 secs @ -10C
L 10x30, R 10x30, G 10x30, B 10x30 (bin 1x1) |
| Notes |
|
|
Equipment |
| Optics |
Celestron C11 Carbon Fiber SCT w/XLT |
| Focal
Length |
1764mm @f/6.3 |
| Mount |
Celestron CGE |
| Camera |
SBIG ST-2000XM (KAI-2001M) |
| Focuser |
Optec TCF-S |
| Filters |
CFW8A, SBIG LRGB |
| Software |
CCDSoft, Photoshop |
|
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