List of stars in Circinus

This is the list of notable stars in the constellation Circinus, sorted by decreasing brightness.

Name B Var HD HIP RA Dec vis.
mag.
abs.
mag.
Dist. (ly) Sp. class Notes
α Cir α 128898 71908 14h 42m 30.69s −64° 58 28.5 3.18 2.11 53 F1Vp rapidly oscillating Ap star, Vmax = 3.17m, Vmin = 3.19m, P = 0.004740 d
β Cir β 135379 74824 15h 17m 30.96s −58° 48 03.2 4.07 1.71 97 A3V
γ Cir γ 136415 75323 15h 23m 22.66s −59° 19 14.5 4.48 −1.49 509 B5III + F8 γ Cas variable, Vmax = 4.43m, Vmin = 4.52m; double star
ε Cir ε 135291 74837 15h 17m 38.89s −63° 36 37.8 4.85 −0.44 373 K2.5III
δ Cir δ 135240 74778 15h 16m 56.90s −60° 57 26.1 5.04 −6.42 6392 O8.5V Algol variable, Vmax = 5.04m, Vmin = 5.20m, P = 3.902476 d
θ Cir θ 131492 73129 14h 56m 44.00s −62° 46 51.6 5.08 −1.96 834 B4Vnp emission-line star; γ Cas variable, Vmax = 4.81m, Vmin = 5.65m
η Cir η 132905 73776 15h 04m 48.05s −64° 01 52.9 5.16 0.59 267 G8III
HD 131342 131342 73036 14h 55m 34.71s −60° 06 50.0 5.18 1.56 173 K1III
HD 129422 129422 72131 14h 45m 17.25s −62° 52 31.6 5.36 2.05 150 A7Vn double star
HD 135591 135591 74941 15h 18m 49.15s −60° 29 46.8 5.43 −13.06 163000 O7Iab: triple star
HD 125835 125835 70492 14h 25m 06.34s −68° 11 43.2 5.56 −4.60 3505 A3Ib α Cyg variable, Vmax = 5.57m, Vmin = 5.61m
HD 136359 136359 75308 15h 23m 10.60s −60° 39 25.6 5.65 2.55 136 F7V
HD 124471 124471 69763 14h 16m 38.73s −66° 35 16.4 5.72 −3.52 2296 B1.5III double star
HD 120404 120404 67664 13h 51m 47.42s −69° 24 04.5 5.73 −1.26 815 K5/M0III variable star, ΔV = 0.011m, P = 172.11704 d
HD 120913 120913 67942 13h 54m 49.14s −67° 39 07.4 5.74 −2.21 1268 K2III
HD 135160 135160 74750 15h 16m 36.69s −60° 54 14.4 5.74 −3.11 1918 B0.5V emission-line star; double star; suspected variable
HD 126862 126862 71002 14h 31m 16.39s −67° 43 01.4 5.84 1.21 274 K1III double star
HD 126241 126241 70657 14h 27m 07.11s −65° 49 17.8 5.87 −1.38 921 K3III
CO Cir CO 129954 72438 14h 48m 44.56s −66° 35 36.7 5.91 −1.82 1144 B2.5V Be star; variable
AX Cir AX 130701 72773 14h 52m 35.27s −63° 48 35.3 5.91 −1.55 1012 F8II + A/F Cepheid variable, Vmax = 5.65m, Vmin = 6.09m, P = 5.273268 d
HD 121932 121932 68455 14h 00m 52.61s −66° 16 07.9 5.96 1.53 251 F0V double star
HD 128020 128020 71530 14h 37m 46.80s −67° 55 52.8 6.03 3.78 92 F7V
HD 123377 123377 69241 14h 10m 30.91s −70° 18 19.6 6.07 K4II triple star; slow irregular variable, Vmax = 6.03m, Vmin = 6.07m
HD 123492 123492 69298 14h 11m 01.93s −69° 43 09.4 6.07 1.74 240 A6IV
ζ Cir ζ 131058 72965 14h 54m 42.59s −65° 59 27.8 6.09 −1.79 1226 B3Vn variable star, ΔV = 0.005m, P = 3.72065 d
HD 129462 129462 72097 14h 44m 55.57s −58° 28 38.6 6.10 0.85 366 K0III
BU Cir BU 129557 72121 14h 45m 10.97s −55° 36 05.8 6.10 −2.52 1725 B2III β Cep variable, ΔV = 0.02m, P = 0.127552 d; double star
HD 121557 121557 68270 13h 58m 31.28s −65° 48 02.1 6.20 0.15 528 K0III double star
HD 128917 128917 71861 14h 41m 55.93s −58° 36 56.6 6.21 2.98 144 F4V
HD 130227 130227 72471 14h 49m 07.17s −56° 40 03.1 6.21 1.31 312 K3III suspected variable
HD 133792 133792 74181 15h 09m 25.54s −63° 38 34.4 6.25 0.09 555 A0p
HD 134468 134468 74470 15h 13m 01.03s −61° 44 37.6 6.27 −5.56 7581 K4Ib suspected variable
HD 134060 134060 74273 15h 10m 44.97s −61° 25 20.3 6.29 4.38 79 G3IV has two planets (b & c)
HD 125990 125990 70528 14h 25m 39.80s −66° 10 22.4 6.36 0.82 418 A1V
HD 134657 134657 74552 15h 13m 59.19s −61° 20 34.5 6.36 −0.67 830 B5V double star
HD 130942 130942 72983 14h 54m 54.05s −69° 51 39.3 6.38 −0.89 926 B5V
HD 129092 129092 72000 14h 43m 28.15s −62° 58 00.0 6.39 −1.47 1216 B3V: triple star; suspected variable. Vmax = 6.33m, Vmin = 6.39m
HD 131491 131491 73118 14h 56m 38.35s −62° 21 51.9 6.39 −1.07 1012 B5V double star
HD 133557 133557 74044 15h 07m 56.15s −61° 07 43.2 6.49 1.01 406 F2III
HD 130021 130021 72518 14h 49m 37.06s −68° 56 10.2 6.50 −0.58 851 B3III variable star, ΔV = 0.008m, P = 1.94001 d
BP Cir BP 129708 72264 14h 46m 41.98s −61° 27 43.0 7.52 F2/F3II+B6.0 Cepheid variable, Vmax = 7.37m, Vmin = 7.71m, P = 2.39810 d
HD 129445 129445 72203 14h 46m 03.06s −68° 45 45.9 8.81 4.66 221 G8V has a planet (b)
WR 70 137603 79863 15h 29m 44.69s −58° 34 51.3 9.71 1840 WC9+B0I Wolf–Rayet star
WR 66 CC 134877 74634 15h 14m 57.72s −59° 50 30.3 11.34 O:... Wolf–Rayet star, ΔV = 0.1m
BX Cir BX 14h 01m 36.47s −66° 09 56.3 12.62 B+... prototype BX Circini variable, Vmax = 12.57m, Vmin = 12.62m, P = 0.10658 d
BW Cir BW 13h 58m 09.92s −64° 44 04.9 16.9 low-mass X-ray binary
Circinus X-1 BR 15h 20m 40.85s −57° 10 00.1 21.4 low-mass X-ray binary
PSR B1451-68 14h 56m 00.03s −68° 43 40.0 pulsar
PSR B1509-58 15h 13m 55.52s −59° 08 08.8 pulsar
Table Legend:

  Name = Proper name.
  B = Bayer designation.
  F or/and G. = Flamsteed designation or Gould designation.
  Var = Variable star designation
  HD = Henry Draper Catalogue designation number.
  HIP = Hipparcos Catalogue designation number.
  RA = Right Ascension for the Epoch/Equinox J2000.0.
  Dec = Declination for the Epoch/Equinox J2000.0.

  vis. mag. = visual magnitude (m or mv), also known as apparent magnitude.
  abs. mag. = absolute magnitude (Mv).
  Dist. (ly) = Distance in light years from Earth.
  Sp. class = Spectral class of the star in the stellar classification system.
  Notes = Common name(s) or alternate name(s); comments; notable properties [for example: multiple star status, range of variability if it is a variable star, exoplanets, etc.].

See also

References