Hatysa
star · Orion · 2.8ᵐ
Blue star in Orion. It lies about 2,330 light years from Earth. In visible light it shines roughly 35,000 times as bright as the Sun.
Notable facts
About 20 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Hatysa in?
Hatysa lies in Orion.
Is Hatysa visible to the naked eye?
2.8ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Hatysa?
Best observed in December.
Data
- RA / Dec (J2000)
- 5h 35m · −5° 55′
- Type
- star
- Constellation
- Orion
- How to observe
- 2.8ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- O9III — blue star
- Absolute magnitude
- -6.5ᵐ
- Luminosity (visual)
- ≈35,000 × the Sun
- Distance
- ~2,330 light years
- Designation
- HIP 26241
Observing tip
Stars stay points at any magnification: aim your telescope for colour, brightness and companions, not detail.
Altitude above the horizon by latitude
| Latitude | Maximum altitude | Rise azimuth |
|---|---|---|
| +60° | 24° | 102° |
| +55° | 29° | 100° |
| +45° | 39° | 98° |
| +30° | 54° | 97° |
| 0° | 84° | 96° |
| −35° | 61° | 97° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 21:50 |
| February | 19:43 |
| March | 17:57 |
| April | 16:04 |
| May | 14:10 |
| June | 12:03 |
| July | 10:00 |
| August | 07:59 |
| September | 06:06 |
| October | 04:17 |
| November | 02:16 |
| December | 00:08 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.