Table : APPENDIX F THE NEAREST STARS

Name*

Parallax (arcsec)

Distance (ly)

Spectral type

Radial velocity** (km/s)

Proper motion (arcsec/year)

Apparent visual magnitude

Absolute visual magnitude

Luminosity (Sun = 1)

Sun

 

 

G2 V

 

 

−26.7  

  +4.85

1.00

Proxima Centauri

0.769

  4.22

M5.5 V

  −22

3.853

+11.09

+15.53

8.2 × 10−4

Alpha Centauri A

0.747

  4.40

G2 V

  −25

3.710

  −0.01

  +4.38

1.77

Alpha Centauri B

0.747

  4.40

K0 V

  −21

3.724

  +1.34

  +5.71

0.55

Barnard’s Star

0.547

  5.94

M4 V

−111

10.358  

  +9.53

+13.22

3.6 × 10−3

Wolf 359

0.419

  7.80

M6 V

  +13

4.696

+13.44

+16.6  

3.5 × 10−4

Lalande 21185

0.393

  8.32

M2 V

  −84

4.802

  +7.47

+10.44

0.023

L 726-8 A

0.374

  8.56

M5.5 V

  +29

3.368

+12.54

+15.4  

9.4 × 10−4

L 726-8 B

0.374

  8.56

M6 V

  +32

3.368

+12.99

+15.9  

5.6 × 10−4

Sirius A

0.380

  8.61

A1 V

    −9

1.339

  −1.43

  +1.47

26.1

Sirius B

0.380

  8.61

white dwarf

    −9

1.339

  +8.44

+11.34

2.4 × 10−3

Ross 154

0.337

  9.71

M3.5 V

  −12

0.666

+10.43

+13.07

4.1 × 10−3

Ross 248

0.316

10.32

M5.5 V

  −78

1.617

+12.29

+14.8  

1.5 × 10−3

Epsilon Eridani

0.310

10.49

K2 V

  +17

0.977

  +3.73

  +6.19

0.40

Lacaille 9352

0.304

10.73

M1.5 V

  +10

6.896

  +7.34

  +9.75

0.051

Ross 128

0.299

10.87

M4 V

  −31

1.361

+11.13

+13.51

2.9 × 10−3

L 789-6

0.294

11.09

M5 V

  −60

3.259

+12.33

+14.7  

1.3 × 10−3

61 Cygni A

0.286

11.36

K5 V

  −65

5.281

  +5.21

  +7.49

0.16

61 Cygni B

0.286

11.44

K7 V

  −64

5.172

  +6.03

  +8.31

0.095

Procyon A

0.286

11.40

F5 IV–V

    −4

1.259

  +0.38

  +2.66

7.73

Procyon B

0.286

11.40

white dwarf

    −4

1.259

+10.7  

+12.98

5.5 × 10−4

BD +59° 1915 A

0.281

11.61

M3 V

    −1

2.238

  +8.94

+11.18

0.020

BD +59° 1915 B

0.281

11.61

M3.5 V

    +1

2.313

  +9.70

+11.97

0.010

Groombridge 34 A

0.281

11.65

M1.5 V

  +12

2.918

  +8.08

+10.32

0.030

Groombridge 34 B

0.281

11.65

M3.5 V

  +11

2.918

+11.06

+13.3  

3.1 × 10−3

Epsilon Indi

0.276

11.82

K5 V

  −40

4.704

  +4.69

  +6.89

0.27

GJ 1111

0.276

11.82

M6.5 V

    −5

1.290

+14.78

+16.98

2.7 × 10−4

Tau Ceti

0.274

11.90

G8 V

  −17

1.922

  +3.49

  +5.68

0.62

GJ 1061

0.272

12.08

M5.5 V

  −20

0.826

+13.09

+15.26

1.0 × 10−3

L 725-32

0.269

12.12

M4.5 V

  +28

1.372

+12.10

+14.25

1.7 × 10−3

BD +05° 1668

0.263

12.40

M3.5 V

  +18

3.738

  +9.84

+11.94

0.011

Kapteyn’s star

0.255

12.79

M1.5 V

+246

8.670

  +8.84

+10.87

0.013

Lacaille 8760

0.253

12.89

M0 V

  +28

3.455

  +6.67

  +8.69

0.094

Krüger 60 A

0.248

13.05

M3 V

  −33

0.990

  +9.79

+11.76

0.010

Krüger 60 B

0.248

13.05

M4 V

  −32

0.990

+11.41

+13.38

3.4 × 10−3