List of stars in Circinus explained

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

NameBVarHDHIPRADecvis.
mag.
abs.
mag.
Dist. (ly)Sp. classNotes
α 128898 71908 3.18 2.11 53 F1Vp rapidly oscillating Ap star,
β 135379 74824 4.07 1.71 97 A3Va has a planet (b)
γ 136415 75323 4.48 −1.49 509 B5III + F8 γ Cas variable, ; double star
ε 135291 74837 4.85 −0.44 373 K2.5III
δ 135240 74778 5.04 −6.42 6392 O8.5V Algol variable,
θ 131492 73129 5.08 −1.96 834 B4Vnp emission-line star; γ Cas variable,
η 132905 73776 5.16 0.59 267 G8III
131342 73036 5.18 1.56 173 K1III
129422 72131 5.36 2.05 150 A7Vn double star
135591 74941 5.43 3500 O7Iab: triple star
125835 70492 5.56 −4.60 3505 A3Ib α Cyg variable,
136359 75308 5.65 2.55 136 F7V
124471 69763 5.72 −3.52 2296 B1.5III double star
120404 67664 5.73 −1.26 815 K5/M0III variable star,
120913 67942 5.74 −2.21 1268 K2III
135160 74750 5.74 −3.11 1918 B0.5V emission-line star; double star; suspected variable
126862 71002 5.84 1.21 274 K1III double star
126241 70657 5.87 −1.38 921 K3III
CO 129954 72438 5.91 −1.82 1144 B2.5V Be star; variable
AX 130701 72773 5.91 −1.55 1012 F8II + A/F Cepheid variable,
121932 68455 5.96 1.53 251 F0V double star
128020 71530 6.03 3.78 92 F7V
123377 69241 6.07 K4II triple star; slow irregular variable,
123492 69298 6.07 1.74 240 A6IV
ζ 131058 72965 6.09 −1.79 1226 B3Vn variable star,
129462 72097 6.10 0.85 366 K0III
BU 129557 72121 6.10 −2.52 1725 B2III β Cep variable, ; double star
121557 68270 6.20 0.15 528 K0III double star
128917 71861 6.21 2.98 144 F4V
130227 72471 6.21 1.31 312 K3III suspected variable
133792 74181 6.25 0.09 555 A0p
134468 74470 6.27 −5.56 7581 K4Ib suspected variable
134060 74273 6.29 4.38 79 G3IV has two planets (b & c)
125990 70528 6.36 0.82 418 A1V
134657 74552 6.36 −0.67 830 B5V double star
130942 72983 6.38 −0.89 926 B5V
129092 72000 6.39 −1.47 1216 B3V: triple star; suspected variable.
131491 73118 6.39 −1.07 1012 B5V double star
133557 74044 6.49 1.01 406 F2III
130021 72518 6.50 −0.58 851 B3III variable star,
BP 129708 72264 7.52 F2/F3II+B6.0 Cepheid variable,
129445 72203 8.81 4.66 221 G8V has a planet (b)
137603 79863 9.71 1840 WC9+B0I Wolf–Rayet star
CC 134877 74634 11.34 WN8(h) Wolf–Rayet star,
13.65 WC9d+OB Wolf–Rayet star
11.84 WN6w Wolf–Rayet star
16.25 WN6h Wolf–Rayet star
17.27 WC8 Wolf–Rayet star
15.33 WN10 Wolf–Rayet star
13.28 WC7 Wolf–Rayet star
13.2 WN6+O5.5/6 Wolf–Rayet star
invisible WN4b Wolf–Rayet star, completely invisible in the visible spectrum due to dust extinction
BX 12.62 B+... prototype BX Circini variable,
BW 16.9 low-mass X-ray binary
BR 21.4 low-mass X-ray binary
pulsar
pulsar

See also

References