Hassaleh
star · Auriga · 2.7ᵐ
Orange star in Auriga.
Notable facts
The light you see today left Hassaleh around the year 1533.
About 21 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Hassaleh in?
Hassaleh lies in Auriga.
Is Hassaleh visible to the naked eye?
2.7ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Hassaleh?
Best observed in December.
Data
- RA / Dec (J2000)
- 4h 57m · +33° 10′
- Type
- star
- Constellation
- Auriga
- How to observe
- 2.7ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- K3IIvar — orange star
- Absolute magnitude
- -3.2ᵐ
- Luminosity
- ≈1,644 × the Sun
- Distance
- ~493 light years
- Designation
- HIP 23015
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° | 63° · never sets | — |
| +55° | 68° | 17° |
| +45° | 78° | 39° |
| +30° | 87° | 51° |
| 0° | 57° | 57° |
| −35° | 22° | 48° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 21:11 |
| February | 19:04 |
| March | 17:19 |
| April | 15:26 |
| May | 13:31 |
| June | 11:25 |
| July | 09:21 |
| August | 07:20 |
| September | 05:27 |
| October | 03:38 |
| November | 01:38 |
| December | 23:29 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.