| | Andromeda Galaxy | M31 | Messier 31 | NGC 224 | | The Great Andromeda Galaxy, at 220,000 light years across and a trillion stars, is over twice the size and population of the Milky Way. | | |
| Details: | | Night of: | Sunday October 22, 2017 | Site: | Laguna Niguel | Local Time: | 9:30 PM | Oct 22, 2017 | Altitude: | 65° | | RA: | 00h 42m 44s | Declination: | +41d 17' | | Distance: | 2.5 million light years | Magnitude: | +3.4 mV | Size: | 190' x 60' |
| | 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: | 1851 x 1387 pixels (2.6 MP) | | 44.7' x 33.5' | Exposure: | 180 sec | |
Stacked Frames: | 13 | Total Integration: | 39 minutes | | Post Processing: | stacked in aa6
t-shirt flats |
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