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M101
M101 — Pinwheel Galaxy
Galaxy
· Ursa MajorIntermediate
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Observing: Tonight · 8:00 PM–5:00 AM
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Target information
- Object type
- Galaxy
- Constellation
- Ursa Major
- Right ascension
- 14h 03m 13s
- Declination
- +54° 20′ 55″
- Magnitude
- 7.9
- Angular size
- 28.8′ × 26.9′
- Surface brightness
- 14.8 mag/arcmin²
- Difficulty
- Intermediate
- Best months
- Mar-Jun
- Catalog IDs
- M101;NGC 5457
About this target
Large face-on spiral galaxy; low surface brightness rewards dark skies.