The Antlia constellation
Ant · Catalogue stars: 4
Why this name?
The name honours the air pump, an instrument for experiments with pressure and vacuum. It is a tribute to eighteenth-century experimental science.
A little history
Nicolas Louis de Lacaille introduced the constellation after observing the southern sky near the Cape of Good Hope in 1751–1752. Many of his new constellations depict scientific instruments.
Data
- IAU code
- Ant
- Catalogue stars
- 4
- Messier objects
- 0
- Brightest star
- HIP 51172 · 4.3ᵐ
Stars (HIP)
- HIP 51172 · 4.3ᵐ · K4III
- HIP 46515 · 4.5ᵐ · K3III
- HIP 53502 · 4.6ᵐ · K0III
- HIP 47758 · 4.8ᵐ · A7V+...
Altitude above the horizon by latitude
| Latitude | Maximum altitude | Rise azimuth |
|---|---|---|
| +60° | never rises | — |
| +55° | 3° | 159° |
| +45° | 13° | 139° |
| +30° | 28° | 128° |
| 0° | 58° | 122° |
| −35° | 87° | 131° |
Geometric altitude at upper culmination, atmospheric refraction not included. Positive latitudes are in the northern hemisphere.
Culmination time by month
| Month | Culmination |
|---|---|
| January | 02:24 |
| February | 00:17 |
| March | 22:31 |
| April | 20:38 |
| May | 18:44 |
| June | 16:37 |
| July | 14:33 |
| August | 12:32 |
| September | 10:39 |
| October | 08:51 |
| November | 06:50 |
| December | 04:41 |
Upper culmination in local solar time — no time-zone or daylight-saving correction applied.
Neighbouring constellations
In brief
Which is the brightest star in Antlia?
HIP 51172 — 4.3ᵐ.