List of stars in Circinus

Last updated May 15, 2023

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

14^h 42^m 30.69^s

−64° 58′ 28.5″

3.18

2.11

53

F1Vp

rapidly oscillating Ap star, V_max = 3.17^m, V_min = 3.19^m, P = 0.004740 d

β Cir

β

135379

74824

15^h 17^m 30.96^s

−58° 48′ 03.2″

4.07

1.71

97

A3Va

has a planet (b)

γ Cir

γ

136415

75323

15^h 23^m 22.66^s

−59° 19′ 14.5″

4.48

−1.49

509

B5III + F8

γ Cas variable, V_max = 4.43^m, V_min = 4.52^m; double star

ε Cir

ε

135291

74837

15^h 17^m 38.89^s

−63° 36′ 37.8″

4.85

−0.44

373

K2.5III

δ Cir

δ

135240

74778

15^h 16^m 56.90^s

−60° 57′ 26.1″

5.04

−6.42

6392

O8.5V

Algol variable, V_max = 5.04^m, V_min = 5.20^m, P = 3.902476 d

θ Cir

θ

131492

73129

14^h 56^m 44.00^s

−62° 46′ 51.6″

5.08

−1.96

834

B4Vnp

emission-line star; γ Cas variable, V_max = 4.81^m, V_min = 5.65^m

η Cir

η

132905

73776

15^h 04^m 48.05^s

−64° 01′ 52.9″

5.16

0.59

267

G8III

HD 131342

131342

73036

14^h 55^m 34.71^s

−60° 06′ 50.0″

5.18

1.56

173

K1III

HD 129422

129422

72131

14^h 45^m 17.25^s

−62° 52′ 31.6″

5.36

2.05

150

A7Vn

double star

HD 135591

135591

74941

15^h 18^m 49.15^s

−60° 29′ 46.8″

5.43

(−13.06?)

3500

O7Iab:

triple star

HD 125835

125835

70492

14^h 25^m 06.34^s

−68° 11′ 43.2″

5.56

−4.60

3505

A3Ib

α Cyg variable, V_max = 5.57^m, V_min = 5.61^m

HD 136359

136359

75308

15^h 23^m 10.60^s

−60° 39′ 25.6″

5.65

2.55

136

F7V

HD 124471

124471

69763

14^h 16^m 38.73^s

−66° 35′ 16.4″

5.72

−3.52

2296

B1.5III

double star

HD 120404

120404

67664

13^h 51^m 47.42^s

−69° 24′ 04.5″

5.73

−1.26

815

K5/M0III

variable star, ΔV = 0.011^m, P = 172.11704 d

HD 120913

120913

67942

13^h 54^m 49.14^s

−67° 39′ 07.4″

5.74

−2.21

1268

K2III

HD 135160

135160

74750

15^h 16^m 36.69^s

−60° 54′ 14.4″

5.74

−3.11

1918

B0.5V

emission-line star; double star; suspected variable

HD 126862

126862

71002

14^h 31^m 16.39^s

−67° 43′ 01.4″

5.84

1.21

274

K1III

double star

HD 126241

126241

70657

14^h 27^m 07.11^s

−65° 49′ 17.8″

5.87

−1.38

921

K3III

CO Cir

CO

129954

72438

14^h 48^m 44.56^s

−66° 35′ 36.7″

5.91

−1.82

1144

B2.5V

Be star; variable

AX Cir

AX

130701

72773

14^h 52^m 35.27^s

−63° 48′ 35.3″

5.91

−1.55

1012

F8II + A/F

Cepheid variable, V_max = 5.65^m, V_min = 6.09^m, P = 5.273268 d

HD 121932

121932

68455

14^h 00^m 52.61^s

−66° 16′ 07.9″

5.96

1.53

251

F0V

double star

HD 128020

128020

71530

14^h 37^m 46.80^s

−67° 55′ 52.8″

6.03

3.78

92

F7V

HD 123377

123377

69241

14^h 10^m 30.91^s

−70° 18′ 19.6″

6.07

K4II

triple star; slow irregular variable, V_max = 6.03^m, V_min = 6.07^m

HD 123492

123492

69298

14^h 11^m 01.93^s

−69° 43′ 09.4″

6.07

1.74

240

A6IV

ζ Cir

ζ

131058

72965

14^h 54^m 42.59^s

−65° 59′ 27.8″

6.09

−1.79

1226

B3Vn

variable star, ΔV = 0.005^m, P = 3.72065 d

HD 129462

129462

72097

14^h 44^m 55.57^s

−58° 28′ 38.6″

6.10

0.85

366

K0III

BU Cir

BU

129557

72121

14^h 45^m 10.97^s

−55° 36′ 05.8″

6.10

−2.52

1725

B2III

β Cep variable, ΔV = 0.02^m, P = 0.127552 d; double star

HD 121557

121557

68270

13^h 58^m 31.28^s

−65° 48′ 02.1″

6.20

0.15

528

K0III

double star

HD 128917

128917

71861

14^h 41^m 55.93^s

−58° 36′ 56.6″

6.21

2.98

144

F4V

HD 130227

130227

72471

14^h 49^m 07.17^s

−56° 40′ 03.1″

6.21

1.31

312

K3III

suspected variable

HD 133792

133792

74181

15^h 09^m 25.54^s

−63° 38′ 34.4″

6.25

0.09

555

A0p

HD 134468

134468

74470

15^h 13^m 01.03^s

−61° 44′ 37.6″

6.27

−5.56

7581

K4Ib

suspected variable

HD 134060

134060

74273

15^h 10^m 44.97^s

−61° 25′ 20.3″

6.29

4.38

79

G3IV

has two planets (b & c)

HD 125990

125990

70528

14^h 25^m 39.80^s

−66° 10′ 22.4″

6.36

0.82

418

A1V

HD 134657

134657

74552

15^h 13^m 59.19^s

−61° 20′ 34.5″

6.36

−0.67

830

B5V

double star

HD 130942

130942

72983

14^h 54^m 54.05^s

−69° 51′ 39.3″

6.38

−0.89

926

B5V

HD 129092

129092

72000

14^h 43^m 28.15^s

−62° 58′ 00.0″

6.39

−1.47

1216

B3V:

triple star; suspected variable. V_max = 6.33^m, V_min = 6.39^m

HD 131491

131491

73118

14^h 56^m 38.35^s

−62° 21′ 51.9″

6.39

−1.07

1012

B5V

double star

HD 133557

133557

74044

15^h 07^m 56.15^s

−61° 07′ 43.2″

6.49

1.01

406

F2III

HD 130021

130021

72518

14^h 49^m 37.06^s

−68° 56′ 10.2″

6.50

−0.58

851

B3III

variable star, ΔV = 0.008^m, P = 1.94001 d

BP Cir

BP

129708

72264

14^h 46^m 41.98^s

−61° 27′ 43.0″

7.52

F2/F3II+B6.0

Cepheid variable, V_max = 7.37^m, V_min = 7.71^m, P = 2.39810 d

HD 129445

129445

72203

14^h 46^m 03.06^s

−68° 45′ 45.9″

8.81

4.66

221

G8V

has a planet (b)

WR 70

137603

79863

15^h 29^m 44.69^s

−58° 34′ 51.3″

9.71

1840

WC9+B0I

Wolf–Rayet star

WR 66

CC

134877

74634

15^h 14^m 57.72^s

−59° 50′ 30.3″

11.34

WN8(h)

Wolf–Rayet star, ΔV = 0.1^m

WR 65

15^h 13^m 41.71^s

−59° 11′ 44.98″

13.65

WC9d+OB

Wolf–Rayet star

WR 67

15^h 15^m 32.627^s

−59° 02′ 30.7″

11.84

WN6w

Wolf–Rayet star

WR 67a

15^h 16^m 36.961^s

−58° 09′ 58.79″

16.25

WN6h

Wolf–Rayet star

WR 67b

15^h 17^m 46.301^s

−57° 56′ 59.29″

17.27

WC8

Wolf–Rayet star

WR 67-3

15^h 15^m 39.42^s

−58° 08′ 16.1″

15.33

WN10

Wolf–Rayet star

WR 68

15^h 18^m 20.758^s

−59° 38′ 17.32″

13.28

WC7

Wolf–Rayet star

WR 68a

15^h 23^m 16.617^s

−57° 44′ 19.79″

13.2

WN6+O5.5/6

Wolf–Rayet star

WR 68-1

15^h 20^m 35.923^s

−57° 27′ 11.95″

invisible

WN4b

Wolf–Rayet star, completely invisible in the visible spectrum due to dust extinction

BX Cir

BX

14^h 01^m 36.47^s

−66° 09′ 56.3″

12.62

B+...

prototype BX Circini variable, V_max = 12.57^m, V_min = 12.62^m, P = 0.10658 d

BW Cir

BW

13^h 58^m 09.92^s

−64° 44′ 04.9″

16.9

low-mass X-ray binary

Circinus X-1

BR

15^h 20^m 40.85^s

−57° 10′ 00.1″

21.4

low-mass X-ray binary

PSR B1451-68

14^h 56^m 00.03^s

−68° 43′ 40.0″

pulsar

PSR B1509-58

15^h 13^m 55.52^s

−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 m_v), also known as apparent magnitude
• abs. mag. = absolute magnitude (M_v)
• 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.]

References

ESA (1997). "The Hipparcos and Tycho Catalogues" . Retrieved 2006-12-26.
Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index" . Retrieved 2006-12-26.
Roman, N. G. (1987). "Identification of a Constellation from a Position" . Retrieved 2006-12-26.
"SIMBAD Astronomical Database". Centre de Données astronomiques de Strasbourg. Retrieved 2007-01-02.
Gould, B. A. "Uranometria Argentina". Reprinted and updated by Pilcher, F. Archived from the original on 2012-02-27. Retrieved 2010-07-19.
Samus, N. N.; Durlevich, O. V.; et al. (2012). "General Catalog of Variable Stars (GCVS database, version 2012Apr)" . Retrieved 2012-07-18.
"AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014.

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List of stars in Circinus

See also

References