List of stars in Octans

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

Name

B

Var

HD

HIP

RA

Dec

Dist. (ly)

Notes

ν

205478

107089

21^h 41^m 28.47^s

−77° 23′ 22.1″

3.76

2.10

69

K0III

suspected variable, one planet around component A (Ab)

β Oct

β

214846

112405

22^h 46^m 03.72^s

−81° 22′ 53.8″

4.13

0.96

140

A9IV/V

δ Oct

δ

124882

70638

14^h 26^m 55.74^s

−83° 40′ 04.3″

4.31

−0.35

279

K2III

suspected variable

θ Oct

θ

224889

122

00^h 01^m 35.85^s

−77° 03′ 55.1″

4.78

0.63

221

K2III

ε Oct

ε

BO

210967

110256

22^h 20^m 01.48^s

−80° 26′ 22.7″

5.09

0.51

268

M6III

semiregular variable, V_max = 4.58^m, V_min = 5.3^m, P = 55 d

γ¹ Oct

γ¹

223647

117689

23^h 52^m 06.69^s

−82° 01′ 07.6″

5.10

0.53

267

G7III

α Oct

α

199532

104043

21^h 04^m 43.03^s

−77° 01′ 22.3″

5.13

1.85

148

F4III

β Lyr variable

λ Oct

λ

206240

107843

21^h 50^m 54.25^s

−82° 43′ 07.8″

5.27

−0.36

435

G8/K0III+..

γ³ Oct

γ³

636

814

00^h 10^m 02.27^s

−82° 13′ 26.4″

5.29

0.93

242

K1/K2III

χ Oct

χ

164461

92824

18^h 54^m 47.65^s

−87° 36′ 19.9″

5.29

0.87

250

K3III

ξ Oct

ξ

215573

112781

22^h 50^m 22.75^s

−80° 07′ 25.7″

5.32

−0.35

444

B6IV

53 Per variable, V_max = 5.32^m, V_min = 5.36^m, P = 1.76866 d

ζ Oct

ζ

79837

43908

08^h 56^m 41.88^s

−85° 39′ 47.6″

5.43

2.01

157

F0III

ι Oct

ι

111482

63031

12^h 54^m 58.35^s

−85° 07′ 24.3″

5.45

0.17

371

K0III

σ Oct

σ

177482

104382

21^h 08^m 46.01^s

−88° 57′ 23.4″

5.45

0.86

270

F0III

Polaris Australis, south pole star; δ Sct variable, ΔV = 0.05^m, P = 0.097 d

φ Oct

φ

167468

90133

18^h 23^m 36.44^s

−75° 02′ 39.6″

5.47

1.57

197

A0V

ψ Oct

ψ

210853

110078

22^h 17^m 50.70^s

−77° 30′ 41.7″

5.49

2.56

125

F3III

τ Oct

τ

219765

115836

23^h 28^m 03.57^s

−87° 28′ 56.1″

5.50

−0.52

522

K2III

κ Oct

κ

117374

66753

13^h 40^m 56.18^s

−85° 47′ 09.6″

5.56

1.08

256

A2m...

ρ Oct

ρ

137333

76996

15^h 43^m 16.10^s

−84° 27′ 55.8″

5.57

1.45

217

A2V

variable star, ΔV = 0.005^m, P = 069147 d

π¹ Oct

π¹

130650

73540

15^h 01^m 50.70^s

−83° 13′ 40.0″

5.65

0.27

389

G8/K0III

π² Oct

π²

131246

73771

15^h 04^m 46.96^s

−83° 02′ 17.8″

5.65

−2.98

1734

G8Ib

HD 11025

11025

7568

01^h 37^m 27.78^s

−84° 46′ 10.7″

5.66

0.42

365

K0III

γ² Oct

γ²

224362

118114

23^h 57^m 32.99^s

−82° 10′ 11.1″

5.72

0.80

314

K0III

HD 222806

222806

117125

23^h 44^m 40.68^s

−78° 47′ 29.2″

5.74

−0.47

569

K1III

HD 193721

193721

101427

20^h 33^m 17.61^s

−80° 57′ 53.4″

5.76

−0.28

527

G6/G8II

υ Oct

υ

211539

111196

22^h 31^m 37.83^s

−85° 58′ 02.6″

5.76

0.73

330

K0III

HD 1032

1032

1074

00^h 13^m 19.55^s

−84° 59′ 38.5″

5.78

−1.21

815

M0/M1III

suspected variable

HD 221420

221420

116250

23^h 33^m 19.55^s

−77° 23′ 07.2″

5.82

3.31

104

G2IV-V

has a brown dwarf companion (b)

HD 10800

10800

7601

01^h 37^m 54.98^s

−82° 58′ 31.0″

5.88

3.71

88

G2V

ω Oct

ω

131596

74296

15^h 11^m 08.79^s

−84° 47′ 16.2″

5.88

0.93

318

B9.5V

HD 194612

194612

101843

20^h 38^m 18.60^s

−81° 17′ 20.3″

5.89

−0.56

635

K5III

variable star, ΔV = 0.007^m, P = 2.18160 d

HD 208741

208741

108849

22^h 03^m 03.74^s

−76° 07′ 05.8″

5.94

1.99

201

F3III

HD 167714

167714

90606

18^h 29^m 20.02^s

−80° 13′ 57.2″

5.95

0.81

348

K2III

μ¹ Oct

μ¹

196051

102162

20^h 42^m 02.52^s

−76° 10′ 50.0″

5.99

0.92

337

F4III-IV

HD 222060

222060

116653

23^h 38^m 23.69^s

−76° 52′ 10.2″

5.99

−0.42

625

K0II/III

HD 104555

104555

58697

12^h 02^m 20.68^s

−85° 37′ 54.3″

6.05

0.99

335

K3III

CW Oct

CW

148542

83255

17^h 00^m 58.44^s

−86° 21′ 51.5″

6.05

−0.27

598

A2V

α² CVn variable

HD 218108

218108

114258

23^h 08^m 23.54^s

−79° 28′ 50.2″

6.11

1.75

243

A7Vn

HD 212168

212168

110712

22^h 25^m 51.03^s

−75° 00′ 56.6″

6.12

4.31

75

G3IV

HD 210056

210056

109584

22^h 11^m 55.13^s

−76° 06′ 57.3″

6.13

1.30

302

K0III

HD 191220

191220

100697

20^h 24^m 54.80^s

−83° 18′ 38.3″

6.15

1.71

252

A2/A3m...

HD 213402

213402

111504

22^h 35^m 26.36^s

−78° 46′ 17.6″

6.15

−1.47

1090

K1III

HD 204904

204904

106881

21^h 38^m 56.15^s

−79° 26′ 33.1″

6.17

2.28

196

F4IV

η Oct

η

96124

53702

10^h 59^m 14.16^s

−84° 35′ 37.9″

6.19

1.00

356

A1V

HD 169904

169904

91723

18^h 42^m 14.36^s

−81° 48′ 29.1″

6.27

0.12

553

B8V

suspected variable

HD 107739

107739

60638

12^h 25^m 38.28^s

−86° 09′ 02.1″

6.32

−0.53

765

K0III

HD 219572

219572

115129

23^h 19^m 08.55^s

−79° 28′ 20.8″

6.34

0.46

489

K0III

HD 172226

172226

93117

18^h 58^m 10.03^s

−83° 25′ 19.8″

6.35

0.18

558

B9/B9.5V

HD 203532

203532

106474

21^h 33^m 54.47^s

−82° 40′ 59.1″

6.35

−0.63

813

B3IV

HD 171990

171990

92233

18^h 47^m 49.20^s

−77° 52′ 07.0″

6.39

3.22

141

G2V

suspected variable

HD 186154

186154

98086

19^h 56^m 01.62^s

−81° 20′ 59.4″

6.39

−0.25

694

K3/K4III

HD 208500

208500

108759

22^h 01^m 52.65^s

−77° 39′ 45.1″

6.39

1.49

311

A5IV/V

R Oct

R

40857

25412

05^h 26^m 06.12^s

−86° 23′ 17.8″

6.40

1960

M5.5e

Mira variable, V_max = 6.4^m, V_min = 13.2^m, P = 407 d

HD 25887

25887

17328

03^h 42^m 32.69^s

−85° 15′ 43.3″

6.40

0.56

481

B9V

HD 218559

218559

114550

23^h 12^m 12.43^s

−80° 54′ 45.6″

6.43

0.17

582

K4III

HD 202418

202418

106320

21^h 32^m 02.86^s

−84° 48′ 36.0″

6.44

−0.13

667

K3III

suspected variable, ΔV = 0.06^m

HD 159517

159517

88274

18^h 01^m 34.21^s

−85° 12′ 52.1″

6.45

2.32

219

F4V

BP Oct

BP

129723

75736

15^h 28^m 20.68^s

−88° 07′ 58.1″

6.46

2.45

210

Am

δ Sct variable, ΔV = 0.04^m

HD 58805

58805

32500

06^h 46^m 58.52^s

−87° 01′ 29.9″

6.46

3.50

128

F3V

HD 203955

203955

106424

21^h 33^m 21.07^s

−80° 02′ 21.5″

6.47

1.25

360

A0V

HD 165338

165338

90509

18^h 28^m 06.35^s

−84° 23′ 14.0″

6.49

0.18

596

B8/B9V

μ² Oct

μ²

196067

102125

20^h 41^m 43.74^s

−75° 21′ 01.5″

6.51

3.31

142

G1V

has a planet (b)

B Oct

B

CG

206553

112355

22^h 45^m 30.22^s

−88° 49′ 05.9″

6.57

1.50

335

F0IV-V

δ Sct variable

BQ Oct

BQ

110994

71348

14^h 35^m 29.51^s

−89° 46′ 18.2″

6.88

1600

S5,1

slow irregular variable, ΔV = 0.1^m

ο Oct

ο

1348

1007

00^h 12^m 33.96^s

−88° 21′ 46.3″

7.21

−1.49

1790

B9.5IV

HD 142022

142022

79242

16^h 10^m 15.03^s

−84° 13′ 53.8″

7.70

5.01

112

K0V

binary star, component A has a planet (b)

HD 212301

212301

110852

22^h 27^m 30.92^s

−77° 43′ 04.5″

7.77

4.07

179

F8V

has a planet (b)

CF Oct

CF

196818

102803

20^h 49^m 37.26^s

−80° 08′ 01.0″

7.93

683

K0IIIp

slow irregular variable

HD 188136

CC

188136
188137

98757

20^h 03^m 31.75^s

−78° 49′ 50.7″

8.01

620

ApSrYZrBa

δ Sct variable, ΔV = 0.1^m, P = 0.1249 d

X Oct

X

91620

51084

10^h 26^m 14.25^s

−84° 20′ 53.9″

8.70

997

M5/M6e

Mira variable, V_max = 6.8^m, V_min = 10.9^m, P = 200 d

HD 89499

DR

89499

49616

10^h 07^m 29.54^s

−85° 04′ 33.0″

8.70

373

G3V

RS CVn variable, V_max = 8.7^m, V_min = 8.73^m, P = 5.532 d

UV Oct

UV

156008

80990

16^h 32^m 59.53^s

−83° 14′ 10.5″

9.44

1340

A9:Ia/Iabw

RR Lyr variable, V_max = 8.7^m, V_min = 9.97^m, P = 0.54258 d

HD 190290

CK

190290

20^h 13^m 56.35^s

−78° 52′ 42.3″

9.9

ApEuSr

rapidly oscillating Ap star, ΔV = 0.1^m

RV Oct

RV

67227

13^h 46^m 31.75^s

−84° 24′ 06.4″

10.94

2470

RR Lyr variable, V_max = 10.356^m, V_min = 11.538^m, P = 0.5711700 d

EUVE J0317-85.5

CL

03^h 17^m 15.81^s

−85° 32′ 25.5″

14.72

DA

ZZ Cet variable, V_max = 14.72^m, V_min = 14.9^m

AO Oct

AO

21^h 05^m 08.23^s

−75° 21′ 01.8″

21.0

SU UMa variable, V_max = 14.2^m, V_min = 21.0^m, P = 0.06557 d

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.
Gould, B. A. "Uranometria Argentina". Reprinted and updated by Pilcher, F. Archived from the original on 2012-02-27. Retrieved 2010-07-16.
"AAVSO Website". American Association of Variable Star Observers. Retrieved 9 March 2014.
"Naming Stars". Retrieved 4 July 2018.

See also

References