Mesarthim
star · Aries · 3.9ᵐ
White star in Aries.
Notable facts
The light you see today left Mesarthim around the year 1862.
About 7 times brighter than the faintest star visible to the naked eye.
In brief
Which constellation is Mesarthim in?
Mesarthim lies in Aries.
Is Mesarthim visible to the naked eye?
3.9ᵐ — visible to the naked eye (under dark skies).
When is the best time to observe Mesarthim?
Best observed in October.
Data
- RA / Dec (J2000)
- 1h 54m · +19° 18′
- Type
- star
- Constellation
- Aries
- How to observe
- 3.9ᵐ — visible to the naked eye (under dark skies)
- Spectral class
- A1p Si — white star
- Absolute magnitude
- 0.4ᵐ
- Luminosity
- ≈61 × the Sun
- Distance
- ~164 light years
- Designation
- HIP 8832
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° | 49° | 49° |
| +55° | 54° | 55° |
| +45° | 64° | 62° |
| +30° | 79° | 68° |
| 0° | 71° | 71° |
| −35° | 36° | 66° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 18:08 |
| February | 16:01 |
| March | 14:15 |
| April | 12:22 |
| May | 10:28 |
| June | 08:22 |
| July | 06:18 |
| August | 04:17 |
| September | 02:24 |
| October | 00:35 |
| November | 22:34 |
| December | 20:26 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.