Constellation
Circinus
Circinus (Cir) is one of the 88 constellations recognised by the International Astronomical Union. Its brightest star is α Cir (magnitude 3.18).
| Latin name | Circinus |
|---|---|
| Abbreviation | Cir |
| Brightest star | α Cir |
| Stars in this encyclopedia | 40 |
| Stars with exoplanets | 4 |
| Deep-sky objects | 69 |
| Galaxies | 1 |
In the sky
Visible from the whole Southern Hemisphere and north to latitude 26° N. South of latitude 26° S it never sets. It stands highest at midnight in April, the best time to observe it.
Its brightest stars
- α Cir 3.18 · 53.5 light-years
- β Cir 4.07 · 96.4 light-years
- γ Cir 4.48 · 448.6 light-years
- ε Cir 4.85 · 430.2 light-years
- θ Cir 5.08 · 777.1 light-years
- η Cir 5.16 · 277.4 light-years
- HIP 73036 5.18 · 173.0 light-years
- HIP 72131 5.36 · 159.6 light-years
- HIP 70492 5.56 · 2,982 light-years
- HIP 75308 5.65 · 135.5 light-years
- HIP 69763 5.72 · 1,553 light-years
- HIP 67664 5.73 · 964.1 light-years
- HIP 67942 5.74 · 936.6 light-years
- HIP 74750 5.74 · 2,676 light-years
- HIP 71002 5.84 · 255.7 light-years
- HIP 70657 5.87 · 1,121 light-years
- HIP 72438 5.91 · 1,352 light-years
- HIP 72773 5.91 · 1,662 light-years
- HIP 68455 5.96 · 236.3 light-years
- Gl 558.1 6.03 · 90.6 light-years
- HIP 69298 6.07 · 228.3 light-years
- ζ Cir 6.09 · 1,400 light-years
- HIP 72097 6.10 · 394.2 light-years
- HIP 72121 6.10 · 1,348 light-years
- HIP 68270 6.20 · 476.0 light-years
Its stars with exoplanets
Deep-sky objects
- PSR B1451-68 (J1456-6843) Pulsar
- PSR J1502-6752 Pulsar
- PSR B1426-66 (J1430-6623) Pulsar
- PSR B1336-64 (J1340-6456) Pulsar
- PSR B1449-64 (J1453-6413) Pulsar
- PSR B1509-58 (J1513-5908) Pulsar
- PSR J1454-5846 Pulsar
- PSR B1518-58 (J1522-5829) Pulsar
- PSR B1508-57 (J1512-5759) Pulsar
- PSR B1523-55 (J1527-5552) Pulsar
- PSR J1525-5545 Pulsar
- NGC 5359 Star cluster
- FSR 1661 Star cluster
- Ruprecht 110 Star cluster
- ASCC 76 Star cluster
- vdBergh-Hagen 164 Star cluster
- Alessi 6 Star cluster
- DBSB 88 Star cluster
- Loden 1002 Star cluster
- Loden 995 Star cluster
- FSR 1685 Star cluster
- FSR 1678 Star cluster
- NGC 5288 Star cluster
- ESO 097-15 Star cluster
- Loden 1375 Star cluster
- FSR 1694 Star cluster
- Ruprecht 112 Star cluster
- Loden 1409 Star cluster
- ASCC 79 Star cluster
- DBSB 137 Star cluster
- Teutsch 80 Star cluster
- ASCC 80 Star cluster
- DBSB 89 Star cluster
- FSR 1698 Star cluster
- FSR 1689 Star cluster
- ESO 134-12 Star cluster
- Pismis 20 Star cluster
- Loden 2045 Star cluster
- DBSB 139 Star cluster
- Lynga 3 Star cluster
- DBSB 140 Star cluster
- DBSB 92 Star cluster
- FSR 1696 Star cluster
- NGC 5715 Star cluster
- IRAS 15015-5720 Star cluster
- FSR 1701 Star cluster
- DBSB 93 Star cluster
- FSR 1697 Star cluster
- DBSB 141 Star cluster
- NGC 5823 Star cluster
- NGC 5315 Planetary nebula
- He 2- 99 Planetary nebula
- He 2-103 Planetary nebula
- He 2-116 Planetary nebula
- He 2-114 Planetary nebula
- Pe 2- 8 Planetary nebula
- He 2-117 Planetary nebula
- He 2-120 Planetary nebula
- RCW 86 (SN 185) (SNR G315.4-2.3) Supernova
- (MSH 14-57) (SNR G316.3+0.0) Supernova
- SNR G317.3-0.2 Supernova
- MSH 15-52 (SNR G320.4-1.2) Supernova
- SNR G318.2+0.1 Supernova
- SNR G318.9+0.4 Supernova
- SNR G321.9-1.1 Supernova
- SNR G321.9-0.3 Supernova
- SNR G322.5-0.1 Supernova
- SNR G323.5+0.1 Supernova
- RCW 92 Nebula
Galaxies
- CIRCINUS 13.7 million light-years