| | 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: | Tuesday October 4, 2005 | Site: | Corona | Local Time: | 3:30 AM | Oct 5, 2005 | Altitude: | 60° | | 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: | SBIG ST237A + f/3.3 Reducer | f/ratio: | f/3.3 | Pixel Scale: | 1.83 arcsec | Image Size: | 636 x 480 pixels (0.3 MP) | | 19.4' x 14.6' | Exposure: | 0 sec | |
Stacked Frames: | 42 | | Shot Info: | L = 15 sec x 7
RGB - 30 sec x 12,9,14 |
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