The Orion constellation
Ori · Catalogue stars: 50
The constellation Orion: 50 catalogue stars and 3 Messier objects. Brightest stars, visibility by latitude and the best month to observe.
Data
- IAU code
- Ori
- Catalogue stars
- 50
- Messier objects
- 3
- Brightest star
- Rigel · 0.2ᵐ
Stars and objects of the constellation
Stars and objects of the constellation (HIP)
- HIP 25281 · 3.4ᵐ · B1V + B2
- HIP 24674 · 3.6ᵐ · B5III
- HIP 22549 · 3.7ᵐ · B2III SB
- HIP 22797 · 3.7ᵐ · B2III SB
- HIP 26549 · 3.8ᵐ · O9.5V...
- HIP 22957 · 4.1ᵐ · K2III
- HIP 26366 · 4.1ᵐ · G8III-IV
- HIP 28614 · 4.1ᵐ · Am...
- HIP 25247 · 4.1ᵐ · G8III
- HIP 25813 · 4.2ᵐ · B5V
- HIP 22509 · 4.3ᵐ · A1Vn
- HIP 26176 · 4.4ᵐ · B0IV...
- HIP 27913 · 4.4ᵐ · G0V
- HIP 29038 · 4.4ᵐ · B3IV
- HIP 29426 · 4.5ᵐ · B3IV
- HIP 24331 · 4.5ᵐ · K3III...
- HIP 23123 · 4.5ᵐ · K2IIvar
- HIP 26594 · 4.5ᵐ · B3IIIe
- HIP 28413 · 4.5ᵐ · K2IIIvar
- HIP 26237 · 4.6ᵐ · B2III...
Altitude above the horizon by latitude
| Latitude | Maximum altitude | Rise azimuth |
|---|---|---|
| +60° | 35° | 79° |
| +55° | 40° | 81° |
| +45° | 50° | 82° |
| +30° | 65° | 84° |
| 0° | 85° | 85° |
| −35° | 50° | 84° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 21:45 |
| February | 19:38 |
| March | 17:53 |
| April | 16:00 |
| May | 14:05 |
| June | 11:59 |
| July | 09:55 |
| August | 07:54 |
| September | 06:01 |
| October | 04:12 |
| November | 02:12 |
| December | 00:03 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.
Neighbouring constellations
In brief
Which is the brightest star in Orion?
Rigel — 0.2ᵐ.