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M17
M17 — Omega Nebula
Emission Nebula
· SagittariusBeginner
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Observing: Tonight · 8:00 PM–5:00 AM
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Target information
- Object type
- Emission Nebula
- Constellation
- Sagittarius
- Right ascension
- 18h 20m 47s
- Declination
- -16° 10′ 37″
- Magnitude
- 6
- Angular size
- 46′ × 37′
- Surface brightness
- 13 mag/arcmin²
- Difficulty
- Beginner
- Best months
- June, July, August
- Catalog IDs
- M17;NGC 6618
About this target
Bright HII region; excellent narrowband target.