| | Globular | M30 | Messier 30 | NGC 7099 | | This globular cluster in Capricornus is closer to the Milky Way center than our solar system. At 93 light years across, it is one of the densest (Class V) globulars in our galaxy. It follows a retrograde orbit through the Milky Way, suggesting an extragalactic origin. Its brightest stars (red giants) are 12.1 mV, while the main stars are 15th magnitude. 93 light years diameter. | | |
| Details: | | Night of: | Friday September 23, 2016 | Site: | Laguna Niguel | Local Time: | 10:00 PM | Sep 23, 2016 | Altitude: | 34° | | RA: | 21h 40m 22s | Declination: | -23d 10' 48" | | Distance: | 27,140 light years | Magnitude: | +7.7 mV | Size: | 12' |
| | Camera Settings: | | Telescope: | 9.25-SCT | Camera: | Celestron NightScape + f/6.3 Reducer | f/ratio: | f/6.3 | Pixel Scale: | 1.45 arcsec | Image Size: | 1038 x 861 pixels (0.9 MP) | | 25.1' x 20.8' | Exposure: | 30 sec | |
Stacked Frames: | 21 | Total Integration: | 11 minutes | | Post Processing: | t-shirt flats
stacked in aa6 |
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