| | Globular Cluster | M56 | Messier 56 | NGC 6779 | | The brightest of the 80,000 stars in this globular cluster are 13th magnitude, with the average of the 25 brightest stars being 15.3 mV. It's about 85 light years diameter. Spectral type F5 (yellow-white). M56 orbits the Milky Way retrograde, suggesting and extragalactic origin. It's about 84 light years in diameter. The 25 brightest stars average 15.3 mV. | | |
| Details: | | Night of: | Sunday August 9, 2009 | Site: | Rancho Santa Margarita | Local Time: | 12:20 AM | Jun 29, 2009 | Altitude: | 75° | | RA: | 19h 16m 36s | Declination: | +30d 11' 01" | | Distance: | 32,900 light years | Magnitude: | +8.3 mV | Size: | 9' |
| | Camera Settings: | | Telescope: | 9.25-SCT | Camera: | Orion Starshoot DSI2 + f/3.3 Reducer | f/ratio: | f/3.3 | Pixel Scale: | 2.08 arcsec | Image Size: | 744 x 564 pixels (0.4 MP) | | 25.8' x 19.6' | Exposure: | 15 sec | |
Stacked Frames: | 9 | Total Integration: | 2 minutes |
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