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Tuesday, February 02, 2021

Parallax and distance to stars

Star
Parallax arc sec
Parallax deg
distance km
distance ly
Proxima Centuri
0.772
0.000214444
4.00774E+13
4.22
Alpha Centuri
0.742
0.000206111
4.16977E+13
4.4
Bernard's star
0.549
0.0001525
5.63565E+13
5.94
Tau Ceti
0.274
7.61111E-05
1.12919E+14
11.9
Epsilon Eridani
0.311
8.63889E-05
9.94846E+13
10.49
Procyon A
0.268
7.44444E-05
1.15447E+14
11.4
61 Cygni A
0.287
7.97222E-05
1.07804E+14
11.36
Kapteyn's star
0.255
7.08333E-05
1.21332E+14
12.79
L 725-32
0.269
7.47222E-05
1.15018E+14
12.12
Sirius A
0.379
0.000105278
8.16351E+13
8.61
One parsec
1
0.000277778
3.09397E+13
3.26