June 13, 2008
| Object Data | |
|---|---|
| Right Ascension (J2000) : 16h 41m 41 | Declination (J2000) : +36° 27' 36" |
| Object Type : Globular cluster | Object Classification : 5 |
| Constellation : Hercules | Object Size : 17' |
| Visual Magnitude : 5.90 | Surface Brightness : 12.00 |
| Description : !!eB,vRi,vgeCM,*11... | Catalogue Notes : Hercules Cluster |
| Also Cataloged as : M13, h 1968, GC 4230, GCL 45 | |
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Image details
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- Instrument - Camera - Accessories - Exposure time - Comments |
: : : : : |
250mm F/5 Newton Canon 10D Baader Coma Corrector + Baader IRB filter 30 min @ 1600 ISO (20 subframes of 90 sec stacked), auto guiding Local light pollution, altitude : 48° |