M27: The Dumbell Planetary Nebula in Vulpecula
| Right Ascension |
19 : 59.6 (h:m)
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| Declination |
+22 : 43 (deg:m)
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| Distance |
1.25 (kly)
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| Visual Brightness |
7.4 (mag)
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| Apparent Dimension |
8.0x5.7 (arc min)
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More information on M27
Exposure: 36 minute RGB exposure. R=12 minutes(3x240 sec.), G=12 minutes(3x120 sec.), B=12 minutes (3x240 sec.).
Guiding: ST-4 on the ST80 @ f/10.
Telescope: 8" Apogee Newtonian f/4
Camera:ST-237 cooled at -28c
Acquisition and Processing:MaximDL, PhotoShop
Date:5/23/02
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Exposure: 44 minute LRGB. L=10 minutes (10x60 sec.), R=10 minutes(10x60 sec.), G=12 minutes(12x60 sec.), B=12 minutes (12x60 sec.).
Guiding: ST-4 on the Meade 90mm f/11.
Telescope: 8" Apogee Newtonian f/4
Camera:ST-237 cooled at -12c
Processing:CCDOPS, MaximDL PhotoShop
Date:8/6/01
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