Alkes
star · Crater · 4.1ᵐ
Orange star in Crater.
Notable facts
The light you see today left Alkes around the year 1867.
About 6 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Alkes in?
Alkes lies in Crater.
Is Alkes visible to the naked eye?
4.1ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Alkes?
Best observed in March.
Data
- RA / Dec (J2000)
- 11h 00m · −18° 18′
- Type
- star
- Constellation
- Crater
- How to observe
- 4.1ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- K1III — orange star
- Absolute magnitude
- 0.6ᵐ
- Luminosity
- ≈47 × the Sun
- Distance
- ~159 light years
- Designation
- HIP 53740
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° | 12° | 129° |
| +55° | 17° | 123° |
| +45° | 27° | 116° |
| +30° | 42° | 111° |
| 0° | 72° | 108° |
| −35° | 73° | 113° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 03:14 |
| February | 01:07 |
| March | 23:22 |
| April | 21:28 |
| May | 19:34 |
| June | 17:28 |
| July | 15:24 |
| August | 13:23 |
| September | 11:30 |
| October | 09:41 |
| November | 07:40 |
| December | 05:32 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.