Sceptrum
star · Eridanus · 3.9ᵐ
Orange star in Eridanus.
Notable facts
The light you see today left Sceptrum around the year 1916.
About 7 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Sceptrum in?
Sceptrum lies in Eridanus.
Is Sceptrum visible to the naked eye?
3.9ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Sceptrum?
Best observed in November.
Data
- RA / Dec (J2000)
- 4h 38m · −14° 18′
- Type
- star
- Constellation
- Eridanus
- How to observe
- 3.9ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- K1III — orange star
- Absolute magnitude
- 1.2ᵐ
- Luminosity
- ≈28 × the Sun
- Distance
- ~110 light years
- Designation
- HIP 21594
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° | 16° | 120° |
| +55° | 21° | 116° |
| +45° | 31° | 110° |
| +30° | 46° | 107° |
| 0° | 76° | 104° |
| −35° | 69° | 108° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 20:53 |
| February | 18:45 |
| March | 17:00 |
| April | 15:07 |
| May | 13:12 |
| June | 11:06 |
| July | 09:02 |
| August | 07:01 |
| September | 05:08 |
| October | 03:20 |
| November | 01:19 |
| December | 23:10 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.