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NGC 6888
NGC 6888 — Crescent Nebula
Emission Nebula
· CygnusAdvanced
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Observing: Tonight · 8:00 PM–5:00 AM
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Target information
- Object type
- Emission Nebula
- Constellation
- Cygnus
- Right ascension
- 20h 12m 04s
- Declination
- +38° 21′ 30″
- Magnitude
- 7.4
- Angular size
- 18′ × 12′
- Surface brightness
- 12 mag/arcmin²
- Difficulty
- Advanced
- Best months
- July, August, September
- Catalog IDs
- NGC 6888;Caldwell 27;Sharpless 105
About this target
Wolf-Rayet bubble; strong in OIII narrowband.