| | Crab Nebula | M1 | Messier 1 | NGC 1952 | | On July 4, 1054 the Chinese recorded the appearance of supernova SN1054, which remained visible to the naked eye for 2 full years. Today this nebula surrounds the Crab Pulsar, the remnant of that star that exploded. | | |
| Details: | | Night of: | Wednesday November 22, 2017 | Site: | Laguna Niguel | Local Time: | 11:45 PM | Nov 22, 2017 | Altitude: | 67° | | RA: | 05h 34m 32s | Declination: | +22d 01' | | Distance: | 6,500 light years | Magnitude: | +8.4 mV | Size: | 7' x 5' |
| | 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: | 1045 x 827 pixels (0.9 MP) | | 25.3' x 20.0' | Exposure: | 180 sec | |
Stacked Frames: | 29 | Total Integration: | 87 minutes | | Shot Info: | autoguiding
| | Post Processing: | sky flats
stacked with AA6 |
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