List of stars in Libra

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

Name B F Var HD HIP RA Dec vis.
mag.
abs.
mag.
Dist. (ly) Sp. class Notes
β Lib β 27 135742 74785 15h 17m 00.47s −09° 22′ 58.3″ 2.61 −0.84 160 B8V Zubeneschamali; suspected variable
α2 Lib α2 9 130841 72622 14h 50m 52.78s −16° 02′ 29.8″ 2.75 0.88 77 A3IV Zubenelgenubi; spectroscopic binary; suspected variable; member of the α Lib system
σ Lib σ 20 133216 73714 15h 04m 04.26s −25° 16′ 54.7″ 3.25 −1.51 292 M3/M4III previously γ Scorpii; semiregular variable, Vmax = 3.2m, Vmin = 3.46m, P = 20 d
υ Lib υ 39 139063 76470 15h 37m 01.46s −28° 08′ 06.3″ 3.60 −0.28 195 K3III
τ Lib τ 40 139365 76600 15h 38m 39.38s −29° 46′ 39.7″ 3.66 −2.01 445 B2.5V
γ Lib γ 38 138905 76333 15h 35m 31.54s −14° 47′ 22.4″ 3.91 0.56 152 K0III
θ Lib θ 46 142198 77853 15h 53m 49.48s −16° 43′ 46.6″ 4.13 0.64 163 K0III
16 Lib 16 132052 73165 14h 57m 11.06s −04° 20′ 45.9″ 4.47 2.24 91 F0V
ι1 Lib ι1 24 134759 74392 15h 12m 13.31s −19° 47′ 29.9″ 4.54 −0.77 376 Asp... α2 CVn variable, Vmax = 4.53m, Vmin = 4.56m, P = 3.10 d
37 Lib 37 138716 76219 15h 34m 10.52s −10° 03′ 50.3″ 4.61 2.30 94 K1IV
κ Lib κ 43 139997 76880 15h 41m 56.82s −19° 40′ 42.9″ 4.75 −0.69 400 K5III suspected variable
δ Lib δ 19 132742 73473 15h 00m 58.39s −08° 31′ 08.2″ 4.91 0.06 304 B9.5V Algol variable, Vmax = 4.91m, Vmin = 5.9m, P = 2.33 d
ε Lib ε 31 137052 75379 15h 24m 11.93s −10° 19′ 18.8″ 4.92 2.37 106 F5IV
11 Lib 11 130952 72631 14h 51m 01.02s −02° 17′ 55.9″ 4.93 0.82 216 G8... RS CVn variable, Vmax = 4.91m, Vmin = 4.95m, P = 60.55 d
48 Lib 48 FX 142983 78207 15h 58m 11.38s −14° 16′ 45.5″ 4.95 −1.03 513 B8Ia/Iab γ Cas variable, Vmax = 4.74m, Vmin = 4.96m
42 Lib 42 139663 76742 15h 40m 16.91s −23° 49′ 05.0″ 4.97 −0.37 381 K3III suspected variable
λ Lib λ 45 142096 77811 15h 53m 20.06s −20° 10′ 01.2″ 5.03 −0.16 356 B3V α2 CVn variable, ΔV = 0.02m, P = 3.31 d
36 Lib 36 138688 76259 15h 34m 37.31s −28° 02′ 48.9″ 5.13 −0.14 369 K2/K3III
α1 Lib α1 8 130819 72603 14h 50m 41.26s −15° 59′ 49.5″ 5.15 3.28 77 F3V spectroscopic binary; member of the α Lib system
HR 5780 IU 138764 76243 15h 34m 26.53s −09° 11′ 00.1″ 5.16 0.00 351 B6IV slowly pulsating B star, Vmax = 5.14m, Vmin = 5.19m, P = 1.26 d
ν Lib ν 21 133774 73945 15h 06m 37.62s −16° 15′ 24.3″ 5.19 −1.66 765 K5III
12 Lib 12 131430 72929 14h 54m 20.14s −24° 38′ 31.7″ 5.27 −0.09 384 K2/K3III
μ Lib μ 7 130559 72489 14h 49m 19.09s −14° 08′ 56.3″ 5.32 1.03 235 Ap α2 CVn variable
HD 126218 126218 70469 14h 24m 48.66s −24° 48′ 22.6″ 5.34 −0.10 400 K0III
41 Lib 41 139446 76628 15h 38m 54.51s −19° 18′ 06.2″ 5.36 0.27 340 G8III/IV
η Lib η 44 140417 77060 15h 44m 04.42s −15° 40′ 21.6″ 5.41 2.14 147 A6IV
49 Lib 49 143333 78400 16h 00m 19.98s −16° 31′ 56.6″ 5.47 2.89 107 F7V variable star, ΔV = 0.004m, P = 0.45 d
ξ2 Lib ξ2 15 131918 73133 14h 56m 46.11s −11° 24′ 35.0″ 5.48 −0.61 538 K4III
HD 138413 138413 76106 15h 32m 36.71s −19° 40′ 13.3″ 5.50 1.29 227 A2IV
HD 132833 132833 73497 15h 01m 19.81s −02° 45′ 17.5″ 5.52 −0.67 564 M0III suspected variable
HD 135534 135534 74732 15h 16m 23.03s −22° 23′ 57.9″ 5.52 −0.41 500 K2III
ζ4 Lib ζ4 35 138485 76126 15h 32m 55.23s −16° 51′ 10.1″ 5.53 −1.33 769 B3V suspected variable
30 Ser (30) 141378 77464 15h 48m 56.81s −03° 49′ 06.7″ 5.53 2.07 160 A5IV
50 Lib 50 143459 78436 16h 00m 47.64s −08° 24′ 40.8″ 5.53 −0.21 459 A0Vs
HD 136479 136479 75127 15h 21m 07.64s −05° 49′ 29.4″ 5.54 0.96 269 K1III
ζ1 Lib ζ1 32 137744 75730 15h 28m 15.40s −16° 42′ 59.1″ 5.64 −1.58 908 K4III
HD 130529 130529 72488 14h 49m 18.76s −24° 15′ 05.3″ 5.68 −1.99 1113 K3III+...
4 Lib 4 129433 71974 14h 43m 13.57s −24° 59′ 51.8″ 5.70 0.21 409 B9.5V
Gliese 570 KX 131977 73184 14h 57m 27.35s −21° 24′ 55.7″ 5.72 6.86 19 K4V BY Dra variable, ΔV = 0.04m
HD 136956 136956 75352 15h 23m 52.26s −12° 22′ 09.9″ 5.72 −0.61 603 G8III
HD 134373 134373 74239 15h 10m 18.65s −26° 19′ 57.4″ 5.75 0.05 450 K0III
ξ1 Lib ξ1 13 131530 72934 14h 54m 22.91s −11° 53′ 54.0″ 5.78 0.54 365 G7III
HD 139254 139254 76532 15h 37m 48.06s −23° 08′ 29.5″ 5.79 1.18 272 K0III
HD 129944 129944 72210 14h 46m 06.75s −23° 09′ 10.3″ 5.80 0.55 366 K0III
ζ3 Lib ζ3 34 138137 75944 15h 30m 40.39s −16° 36′ 34.0″ 5.82 −0.37 564 K0III
HD 139329 139329 76569 15h 38m 16.24s −21° 00′ 58.2″ 5.82 1.06 292 K0III
HD 135051 135051 74539 15h 13m 53.32s −26° 11′ 36.8″ 5.84 −1.41 918 G8/K0II
18 Lib 18 132345 73310 14h 58m 53.64s −11° 08′ 37.9″ 5.88 0.95 316 K3III-IV
47 Lib 47 142378 77939 15h 55m 00.37s −19° 22′ 58.4″ 5.95 −0.46 623 B2/B3V suspected variable
HD 130157 130157 72310 14h 47m 13.66s −21° 19′ 29.6″ 6.05 −2.73 1863 K4/K5III
ι2 Lib ι2 25 134967 74493 15h 13m 19.22s −19° 38′ 50.8″ 6.07 1.93 219 A2V
HD 132375 132375 73309 14h 58m 52.99s −04° 59′ 20.4″ 6.08 3.37 114 F8V
HD 142703 HR 142703 78078 15h 56m 33.33s −14° 49′ 45.7″ 6.12 2.48 173 A2Ib/II δ Sct variable, ΔV = 0.02m, P = 0.06 d
HD 133670 133670 73927 15h 06m 27.10s −22° 01′ 54.1″ 6.13 2.24 195 K0III suspected variable
ο Lib ο 29 136407 75118 15h 21m 01.36s −15° 32′ 54.2″ 6.14 2.45 178 F2V
HD 130557 130557 72449 14h 48m 54.10s −00° 50′ 51.7″ 6.15 0.98 353 B9Vsvar...
28 Lib 28 136366 75110 15h 20m 53.68s −18° 09′ 30.6″ 6.16 −0.27 631 G8II/III
26 Lib 26 135230 74600 15h 14m 33.77s −17° 46′ 06.7″ 6.18 −1.80 1283 B9III
HD 139160 139160 76503 15h 37m 28.51s −26° 16′ 47.3″ 6.19 −0.14 600 B9IV
HD 128429 128429 71469 14h 37m 00.30s −12° 18′ 22.4″ 6.20 3.58 109 F5V
HD 138105 138105 75939 15h 30m 36.25s −20° 43′ 42.5″ 6.20 1.92 234 A3V suspected variable
HD 141853 141853 77689 15h 51m 38.41s −14° 08′ 00.8″ 6.20 −0.43 692 G8III
2 Lib 2 126035 70336 14h 23m 25.63s −11° 42′ 50.0″ 6.22 1.19 330 G7III
HD 140986 140986 77287 15h 46m 45.43s −06° 07′ 13.3″ 6.24 −1.05 937 K0
HD 138488 138488 76143 15h 33m 09.53s −24° 29′ 25.2″ 6.26 1.22 331 A3/5V +A9/F2
10 Lib 10 131027 72702 14h 51m 51.31s −18° 21′ 19.2″ 6.27 −0.97 913 K0II/III
HD 135367 135367 74623 15h 14m 50.61s −05° 30′ 09.3″ 6.28 −0.95 911 K2
HD 138268 138268 76033 15h 31m 43.45s −20° 09′ 53.4″ 6.28 1.96 239 A5V
HD 140301 140301 77007 15h 43m 24.86s −15° 02′ 34.8″ 6.30 0.80 411 K0III
HD 139290 139290 76567 15h 38m 15.80s −28° 12′ 23.8″ 6.32 0.14 562 K1III
HD 142640 142640 78059 15h 56m 14.41s −14° 23′ 57.2″ 6.32 2.29 208 F6V
5 Lib 5 129978 72194 14h 45m 57.78s −15° 27′ 34.4″ 6.33 −1.33 1109 K2III
HD 139518 139518 76666 15h 39m 21.39s −23° 09′ 00.6″ 6.33 1.47 306 B9.5V
HD 130325 130325 72373 14h 47m 54.92s −12° 50′ 23.2″ 6.34 1.12 361 K0III
HD 132953 132953 73571 15h 02m 08.59s −07° 34′ 31.1″ 6.38 0.13 580 A3
22 Lib 22 133800 73953 15h 06m 49.10s −16° 29′ 03.6″ 6.41 0.90 413 A1V
HD 129980 129980 72217 14h 46m 10.92s −21° 10′ 32.6″ 6.43 3.30 138 G2V
HD 137798 137798 75790 15h 28m 58.69s −28° 52′ 00.5″ 6.43 2.51 198 G0V
23 Lib 23 134987 74500 15h 13m 28.93s −25° 18′ 33.0″ 6.45 4.40 84 G5V has two planets (b & c)
HD 139461 139461 76603 15h 38m 40.07s −08° 47′ 29.1″ 6.45 4.47 81 F6V
30 Lib 30 136801 75294 15h 23m 01.78s −15° 08′ 02.7″ 6.46 −0.43 780 K4III suspected variable
HD 134946 134946 74490 15h 13m 17.43s −24° 00′ 29.8″ 6.47 0.96 412 B8III
HD 126251 126251 70452 14h 24m 40.90s −11° 40′ 10.7″ 6.49 1.72 293 F4III
HD 126363 126363 70501 14h 25m 17.63s −13° 21′ 11.4″ 6.49 0.48 520 K2III
HD 127964 127964 71295 14h 34m 50.72s −20° 26′ 21.8″ 6.49 0.12 613 A3V
HD 134758 134758 74391 15h 12m 12.04s −19° 06′ 23.1″ 6.49 0.33 555 K4III
HD 140722 140722 77235 15h 46m 12.89s −28° 03′ 41.1″ 6.49 2.33 222 F0V
HD 136646 136646 75272 15h 22m 45.19s −29° 20′ 30.9″ 6.50 0.83 443 K0III
17 Lib 17 132230 73249 14h 58m 13.42s −11° 09′ 17.1″ 6.61 1.30 376 A1V
33 Lib 33 GZ 137949 75848 15h 29m 34.78s −17° 26′ 27.4″ 6.69 1.94 291 Ap rapidly oscillating Ap star, Vmax = 6.66m, Vmin = 6.71m, P = 4.85 d
HD 141569 141569 77542 15h 49m 57.75s −03° 55′ 16.3″ 7.12 379 A0Ve has a protoplanetary disk
3 Lib 3 128756 71652 14h 39m 22.01s −25° 01′ 43.0″ 7.20 663 K0III
HD 140283 140283 76976 15h 43m 03.10s −10° 56′ 00.6″ 7.21 190 sdF3 one of the oldest stars known; suspected variable
FY Lib FY 132112 73213 14h 57m 46.55s −12° 26′ 15.3″ 7.23 1310 M5III semiregular variable, Vmax = 6.5m, Vmin = 7.78m, P = 179.7 d
KU Lib KU 128987 71743 14h 40m 31.11s −16° 12′ 33.4″ 7.23 77 G8V BY Dra variable; member of the α Lib system
ES Lib ES 135681 74765 15h 16m 48.61s −13° 02′ 21.1″ 7.25 378 A3III β Lyr variable, Vmax = 7.1m, Vmin = 7.57m, P = 0.88 d
HD 141937 141937 77740 15h 52m 17.55s −18° 26′ 09.8″ 7.25 4.63 109 G2/G3V has a planet (b)
HD 134796 134796 74401 15h 12m 20.95s −16° 24′ 39.86″ 7.28 7.26 B9
HD 136905 GX 136905 75325 15h 23m 26.06s −06° 36′ 37.8″ 7.31 378 K0 RS CVn variable, ΔV = 0.08m, P = 11.13 d
HD 134214 HI 134214 74145 15h 09m 02.41s −13° 59′ 58.7″ 7.48 335 Ap... rapidly oscillating Ap star, ΔV = 0.007m
HM Lib HM 137613 75694 15h 27m 48.32s −25° 10′ 10.1″ 7.54 1940 C PV Tel variable, Vmax = 7.42m, Vmin = 7.63m
HD 134701 134701 15h 11m 51.55s −16° 36′ 40.16″ 7.70 8.20 F8
HD 128598 128598 71567 14h 38m 11.78s −14° 57′ 17.2″ 8.76 3080 K1IV/V used to discover Uranus's rings
UZ Lib UZ 76086 15h 32m 23.21s −08° 32′ 00.9″ 9.12 525 K0III RS CVn variable, Vmax = 8.85m, Vmin = 9.62m, P = 4.77 d
HD 134440 134440 74234 15h 10m 12.97s −16° 27′ 47.5″ 9.43 93 K2V peculiar metal abundance; suspected variable
EH Lib EH 73315 14h 58m 55.92s −00° 56′ 53.1″ 9.83 581 A5 δ Sct variable, Vmax = 9.35m, Vmin = 10.08m, P = 0.09 d
VZ Lib VZ 76050 15h 31m 51.76s −15° 41′ 10.2″ 10.27 667 F5 W UMa variable, Vmax = 10.13m, Vmin = 10.63m, P = 0.36 d
Gliese 581 HO 74995 15h 19m 26.82s −07° 43′ 20.2″ 10.55 11.57 20 M3 BY Dra variable, Vmax = 10.56m, Vmin = 10.58m; has 3 planets (b, c, e)
HE 1523-0901 15h 26m 01.07s −09° 11′ 38.9″ 11.50 one of the oldest stars known
HP Lib HP 15h 35m 53.08s −14° 13′ 12.2″ 13.65 Bpec AM CVn star and V777 Her variable, Vmax = 13.65m, Vmin = 13.8m, P = 0.013 d
2MASS 1507-1627 15h 07m 47.69s −16° 27′ 38.6″ 22.14 23.9 L5.5 brown dwarf
GW Lib GW 15h 19m 55.35s −25° 00′ 24.5″ WZ Sge variable
WISE 1541-2250 15h 41m 51.66s −22° 50′ 25.0″ 18.6 Y0 brown dwarf
Table Legend:

See also[edit]

References[edit]