Rastaban
star · Draco · 2.8ᵐ
Yellow star (like the Sun) in Draco.
Notable facts
The light you see today left Rastaban around the year 1646.
About 19 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Rastaban in?
Rastaban lies in Draco.
Is Rastaban visible to the naked eye?
2.8ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Rastaban?
Best observed in June.
Data
- RA / Dec (J2000)
- 17h 30m · +52° 18′
- Type
- star
- Constellation
- Draco
- How to observe
- 2.8ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- G2II — yellow star (like the Sun)
- Absolute magnitude
- -2.5ᵐ
- Luminosity
- ≈887 × the Sun
- Distance
- ~380 light years
- Designation
- HIP 85670
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° | 82° · never sets | — |
| +55° | 87° · never sets | — |
| +45° | 83° · never sets | — |
| +30° | 68° | 24° |
| 0° | 38° | 38° |
| −35° | 3° | 15° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 09:45 |
| February | 07:38 |
| March | 05:52 |
| April | 03:59 |
| May | 02:05 |
| June | 23:58 |
| July | 21:55 |
| August | 19:54 |
| September | 18:01 |
| October | 16:12 |
| November | 14:11 |
| December | 12:03 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.