Eltanin
star · Draco · 2.2ᵐ
Orange star in Draco.
Notable facts
The light you see today left Eltanin around the year 1872.
About 32 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Eltanin in?
Eltanin lies in Draco.
Is Eltanin visible to the naked eye?
2.2ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Eltanin?
Best observed in June.
Data
- RA / Dec (J2000)
- 17h 57m · +51° 29′
- Type
- star
- Constellation
- Draco
- How to observe
- 2.2ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- K5III — orange star
- Absolute magnitude
- -1.1ᵐ
- Luminosity
- ≈242 × the Sun
- Distance
- ~154 light years
- Designation
- HIP 87833
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° | 81° · never sets | — |
| +55° | 86° · never sets | — |
| +45° | 84° · never sets | — |
| +30° | 69° | 25° |
| 0° | 39° | 39° |
| −35° | 4° | 17° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 10:11 |
| February | 08:04 |
| March | 06:18 |
| April | 04:25 |
| May | 02:31 |
| June | 00:25 |
| July | 22:21 |
| August | 20:20 |
| September | 18:27 |
| October | 16:38 |
| November | 14:37 |
| December | 12:29 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.