List of stars in Boötes

This is the list of notable stars in the constellation Boötes, sorted by decreasing brightness. The genitive for stars in this constellation is Boötis. Hence, η Boo is Eta Boötis.

Name B F G. Var HD HIP RA Dec vis.
mag.
abs.
mag.
Dist. (ly) Sp. class Notes
Arcturusα161248976967314h 15m 40.35s+19° 11 14.2−0.05−0.3137K2IIIpAlramech, Al Simak Al Ramih, Al Simak Lanceator;[1] 3rd brightest star, variable
ε Booε361299887210514h 44m 59.25s+27° 04 27.02.35−1.69210A0Izar, Mirak, Pulcherrima, Mintek al Aoua, Cingulum Latratoris;[1] binary star
η Booη81213706792713h 54m 41.12s+18° 23 54.92.682.4137G0IVMuphrid, Ramih al Ramih, Lancea Lanceator[1]
ε Booε3612998914h 44m 59.20s+27° 04 27.02.70component of the ε Boo system
γ Booγ271277627107514h 32m 04.76s+38° 18 28.43.040.9685A7IIIvarSeginus, Menkib al Aoua al Aisr, Humerus Sinister Latratoris;[1] δ Sct variable, Vmax = 3.02m, Vmin = 3.07m, P = 0.290314 d
δ Booδ491357227466615h 15m 30.10s+33° 18 54.43.460.69117G8IIIPrinceps.[2]
β Booβ421332087355515h 01m 56.79s+40° 23 26.33.49−0.64219G8IIINekkar, Meres
ρ Booρ251276657105314h 31m 49.86s+30° 22 16.13.570.27149K3III
ζ Booζ301292467179514h 41m 08.92s+13° 43 42.03.780.06180A3IVndouble star
θ Booθ231266607049714h 25m 12.02s+51° 51 06.24.043.2248F7VAsellus Primus[3]
υ Booυ51204776745913h 49m 28.70s+15° 47 52.14.05−0.33245K5IIIvar
λ Booλ191251626973214h 16m 23.18s+46° 05 16.54.181.8197A0shXuángē (玄戈)[4]
μ1 Booμ1511373917541115h 24m 29.54s+37° 22 37.14.311.46121F0VAlkalurops; double star
ζ Booζ3012924714h 41m 08.90s+13° 43 42.04.43
σ Booσ281281677128414h 34m 40.69s+29° 44 41.34.473.5250F3Vwvar
π1 Booπ1291291747176214h 40m 43.56s+16° 25 05.94.49−0.45317B9p MnHgAlazal; binary star
τ Booτ41201366727513h 47m 16.04s+17° 27 24.44.503.5351F7Vhas a planet (b)
ψ Booψ431335827374515h 04m 26.86s+26° 56 51.64.520.10250K2III
κ2 Booκ2171246756948314h 13m 28.95s+51° 47 24.04.531.14155A8IVAsellus Tertius;[3] binary star; δ Sct variable, Vmax = 4.50m, Vmin = 4.58m, P = 0.06479 d
ξ Booξ371311567265914h 51m 23.28s+19° 06 02.34.545.4122G8V + K4VBY Dra variable, Vmax = 4.52m, Vmin = 4.67m, P = 10.137 d
ο Booο351299727212514h 45m 14.50s+16° 57 51.94.600.40225K0III
ι Booι211251616971314h 16m 10.07s+51° 22 01.34.752.3897A9VAsellus Secundus;[3] binary star, triple star; δ Sct variable, Vmax = 4.73m, Vmin = 4.78m, P = 0.027 d
HD 125351A1253516987914h 17m 59.82s+35° 30 34.14.800.63223K1IIIspectroscopic binary
W Boo341297127199514h 43m 25.37s+26° 31 40.44.80−2.38888M3IIIsemiregular variable, Vmax = 4.49m, Vmin = 5.40m, P = 25 d
ω Booω411331247356815h 02m 06.51s+25° 00 29.74.80−0.41359K4III
12 Bood121239996922614h 10m 23.95s+25° 05 30.64.822.00120F9IVw
44 Booi441336407369515h 03m 47.68s+47° 39 14.54.834.3042G2V + G2VW UMa variable, Vmax = 4.70m, Vmin = 4.86m, P = 0.267819 d
20 Boo201255607002714h 19m 45.32s+16° 18 24.54.841.01190K3III
HD 1261281261287032714h 23m 22.74s+08° 26 47.94.860.76215A0V
31 Boo3161293127183214h 41m 38.76s+08° 09 42.34.86−1.38576G8IIIvar
6 Booe61205396748013h 49m 42.82s+21° 15 50.64.92−0.34368K4III
45 Booc451340837399615h 07m 17.95s+24° 52 10.54.933.4664F5V
ν2 Booν2531386297604115h 31m 46.99s+40° 53 57.74.98−0.62430A5V
9 Boo91217106810313h 56m 34.16s+27° 29 31.95.02−1.47648K3IIIvar
ν1 Booν1521384817597315h 30m 55.75s+40° 49 59.05.04−2.10872K5III
BY BooBY1236576903814h 07m 55.75s+43° 51 16.35.13−0.64465M4.5:IIIirregular variable, Vmax = 4.98m, Vmin = 5.33m
1341907390915h 06m 16.67s+54° 33 22.65.240.73260G8III
φ Booφ541396417653415h 37m 49.55s+40° 21 11.85.251.76163G8III-IVCeginus
CF Boo13CF1237826906814h 08m 17.36s+49° 27 28.95.26−0.90556M2IIIirregular variable, Vmax = 5.20m, Vmin = 5.30m
χ Booχ481355027459615h 14m 29.21s+29° 09 51.25.281.07226A2V
15 Boo151246796961214h 14m 50.86s+10° 06 03.65.290.82255K1III
50 Boo501368497517815h 21m 48.61s+32° 56 01.25.380.98247B9Vn
33 Boo331290027161814h 38m 50.28s+44° 24 16.45.391.49197A1V
22 Boof221266617060214h 26m 27.41s+19° 13 36.65.400.68286F0m
18 Boo181254516998914h 19m 16.22s+13° 00 15.85.413.3385F5IV
1377047557215h 26m 17.46s+34° 20 09.15.46−0.42489K4III
1311117258214h 50m 29.80s+37° 16 18.55.471.53200K0III-IV
BP BooBP1407287695715h 42m 50.82s+52° 21 39.05.480.54317B9p...α2 CVn variable, ΔV = 0.02m, P = 1.30488 d
1333927363415h 03m 06.08s+35° 12 20.85.520.89275G8III:
14 Boo141245706953614h 14m 05.33s+12° 57 34.55.532.92108F6IV
32 Boo321293367183714h 41m 43.62s+11° 39 39.45.550.19385G8III
1370717525715h 22m 37.37s+39° 34 53.45.56−3.992650K4III
HD 1188891188896664013h 39m 34.68s+10° 44 46.75.571.93175F0V
24 Boog241272437079114h 28m 38.09s+49° 50 41.95.580.70308G3IVhas a planet (b)
47 Book471339627384115h 05m 25.89s+48° 09 03.25.591.08260A1V
2 Boo21191266676313h 41m 02.36s+22° 29 45.05.630.66322G9III
1322547310014h 56m 22.94s+49° 37 44.45.633.6581F7V
40 Boo401327727336914h 59m 36.97s+39° 15 54.85.642.13164F1III-IV
1367297504315h 20m 05.14s+51° 57 30.65.651.58213A4V
46 Boob461343207408715h 08m 23.78s+26° 18 04.35.670.12420K2III
39 Boo391310417252414h 49m 41.36s+48° 43 14.05.681.44229F6V+...
7 Boo71211076778713h 53m 12.95s+17° 55 58.35.71−0.90683G5III
1185086641713h 36m 59.10s+24° 36 47.95.72−0.23505M2III
1298467201214h 43m 44.44s+40° 27 33.15.72−1.21793K4III
1321467316614h 57m 11.68s+16° 23 17.35.72−0.67617G5III:
1 Boo11190556672713h 40m 40.50s+19° 57 20.45.730.89303A1V
CH BooCH1283337128014h 34m 39.66s+49° 22 05.65.74−1.16782M1IIIirregular variable, ΔV = ~0.04m
1289027156814h 38m 12.67s+43° 38 31.45.74−1.991144K2III
10 Boo101219966827613h 58m 38.93s+21° 41 46.85.76−0.08480A0Vs
38 Booh381309457248714h 49m 18.68s+46° 06 59.05.762.41153F7IVwMerga
1397987656815h 38m 16.14s+46° 47 52.85.762.99117F2V
EK BooEK1301447220814h 46m 06.00s+15° 07 54.35.78−1.44908M5IIIirregular variable, ΔV = ~0.38m
1309177255214h 49m 58.39s+28° 36 57.05.801.02295A4V
1343357409615h 08m 35.56s+25° 06 31.15.82−0.15510K1III
1289987157314h 38m 15.21s+54° 01 24.25.830.24428A1V
CY BooCY1251806982914h 17m 28.44s+15° 15 48.15.84−1.621012M3III= 101 Vir; semiregular variable, Vmax = 5.74m, Vmin = 5.90m, P = 23 d
1399067659415h 38m 34.20s+50° 25 24.15.840.54374G8III
HP BooHP1309487256714h 50m 15.72s+23° 54 42.45.864.5958G2VBY Draconis variable, ΔV = 0.03m, P = 7.85 d
π2 Booπ22912917514h 40m 43.90s+16° 25 04.05.88component of the π Boo system
1287507157114h 38m 14.01s+18° 17 54.75.900.64367K2III:
1319517308714h 56m 13.24s+14° 26 46.65.90−0.22547A0V
26 Boo261277397111514h 32m 32.62s+22° 15 35.95.912.35168F2IV
1291537175914h 40m 42.36s+13° 32 03.75.932.30173F0V
4 G. Boo41262007038414h 24m 00.88s+08° 14 38.45.940.58384A3VAlgol variable
3 Boo31200646723913h 46m 43.33s+25° 42 08.65.971.36272F6IV-V
CN BooCN12495314h 16m 04.20s+18° 54 43.05.98A8IIIδ Sct variable, ΔV = 0.03m, P = 0.04 d
1 G. Boo11223656849814h 01m 20.41s+08° 53 41.75.981.25288A2V
1354387456115h 14m 06.01s+31° 47 16.55.98−0.29585K5
1277267109414h 32m 20.27s+26° 40 38.46.001.74232A7Vn
DE BooDE1315117284814h 53m 24.04s+19° 09 08.26.005.6938K2VRS CVn variable, Vmax = 5.97m, Vmin = 6.04m, P = 10.39 d
1219806827913h 58m 39.95s+14° 38 57.96.01−0.05531K5III
1281987127714h 34m 38.52s+36° 37 34.26.02−0.19568K5III
1340647400015h 07m 20.34s+18° 26 31.06.031.66244A3V
1273047089214h 29m 49.68s+31° 47 28.26.060.91349A0Vs
1373907536915h 24m 05.13s+45° 16 15.76.070.22482K2III
1209346771413h 52m 18.39s+12° 09 54.66.101.11325A1V
1195846699213h 43m 45.13s+22° 42 01.86.12−0.63731K4III
1320297306814h 55m 58.63s+32° 18 00.36.121.21313A2V
1355307457115h 14m 10.29s+42° 10 17.26.12−1.321003M2III
1291327172914h 40m 21.88s+21° 58 32.86.131.01344G0V
1241866931614h 11m 15.14s+32° 17 44.96.140.79383K4III
1367517509315h 20m 41.65s+44° 26 04.76.142.49175F4IVs
1300257213914h 45m 20.58s+18° 53 05.76.150.24495K0
1306037241214h 48m 23.41s+24° 22 00.36.151.61264F2V
1308177246914h 49m 06.93s+37° 48 39.36.153.09134F2V
1382137577015h 28m 44.41s+47° 12 05.46.150.32479Amvar...
1192886686013h 42m 12.98s+08° 23 19.06.163.39117F3Vp174 G. Vir in Boötes
1215606803013h 55m 50.17s+14° 03 23.36.164.2479F6V
1343237412115h 08m 53.54s+13° 14 06.26.16−0.10582G6V:
HD 1225631225636859414h 02m 31.96s+09° 41 10.66.18−0.94867F8IVextremely metal-poor giant
1253496981814h 17m 21.16s+51° 18 26.66.191.15331A2IV
5 G. Boo51262717041414h 24m 18.34s+08° 05 05.46.190.95363K4III
1354027451415h 13m 35.59s+38° 15 53.36.190.54439K2III:
1261417031014h 23m 06.92s+25° 20 16.96.223.46116F5V
1270657076214h 28m 16.46s+36° 11 49.36.22−1.07937K0III
11 Boo111224056847814h 01m 10.53s+27° 23 11.66.231.14340A7III
1247556956914h 14m 23.57s+41° 31 08.56.232.98146K3III:
2 G. Boo21227446868714h 03m 36.79s+07° 32 46.46.250.64432G9III
1250406975114h 16m 32.93s+20° 07 19.56.253.71105F8V
1227426868214h 03m 32.30s+10° 47 15.16.275.1754G8V
1300847212414h 45m 13.68s+32° 47 18.66.27−1.11976M1III
1265977051714h 25m 29.15s+38° 23 35.26.28−0.13625K2III:
1328797346415h 00m 52.28s+22° 02 44.16.29−1.191022K0
1254066986214h 17m 49.21s+48° 00 07.56.322.07231F5
1280937124314h 34m 11.63s+32° 32 04.16.323.20137F5V
1256427002914h 19m 47.72s+38° 47 38.76.330.65447A2V
1344937408315h 08m 19.54s+50° 03 18.06.330.77423K0III
BX BooBX1330297345415h 00m 38.73s+47° 16 38.76.350.53477B9p SiSrCrα2 CVn variable, Vmax = 6.33m, Vmin = 6.41m, P = 2.88813 d
1340447394115h 06m 35.19s+36° 27 21.56.354.0096F8V
1224436851614h 01m 36.84s+17° 40 06.96.36−4.986037G5
1273347087314h 29m 36.68s+41° 47 47.26.364.5077G5V
1247136959214h 14m 40.94s+21° 52 24.36.382.53192A7V
1251116973514h 16m 24.38s+39° 44 40.96.382.96157F2IV
1263077038514h 24m 01.98s+27° 24 47.56.39−1.891475K4III
1279867116814h 33m 20.27s+36° 57 33.16.392.07238F8IVw
1284027140614h 36m 06.88s+23° 15 01.16.391.08377K0
1294307185714h 41m 54.24s+21° 07 25.36.400.58475G8III
1314737284614h 53m 23.36s+15° 42 18.46.412.96160F6III
1197846710413h 45m 13.47s+10° 19 31.56.421.14371K2
1246786958514h 14m 35.66s+13° 58 30.96.450.51502K2
1256587005114h 20m 08.67s+30° 25 44.96.451.76283A5III
1188396659413h 39m 02.31s+18° 15 55.36.46−0.31738K3III
1256326995814h 18m 55.93s+54° 51 49.66.471.42334A5Vn
1359447469015h 15m 50.68s+50° 56 18.86.472.56197G5
1186606652213h 38m 07.86s+14° 18 07.16.492.21234A9Vs
1310407250814h 49m 32.37s+51° 22 28.26.492.93168F5IV
1250766970414h 16m 02.41s+45° 33 58.06.501.00410K0
CI BooCI1260097023614h 22m 14.03s+29° 22 11.96.50−0.19709MIIIirregular variable, Vmax = 6.23m, Vmin = 6.57m
1321457315614h 57m 03.61s+21° 33 19.76.500.83444A1V
μ2 Booμ2511373927541515h 24m 30.97s+37° 20 49.56.513.65122G1Vcomponent of the μ Boo system
κ1 Booκ1171246746948114h 13m 27.75s+51° 47 16.46.622.73196F1Vcomponent of the κ Boo system
HD 1413991413997730115h 46m 54.0s+46° 59 117.24.41118K0Vhas four planets (b, c, d & e)
HD 1283111283117139514h 36m 00.56s+09° 44 47.57.486.3854K0Vhas two planets (b & c)
HD 1225621225626857814h 02m 21.0s+20° 52 537.694.04175G5has a planet (b)
HD 1364181364187496115h 19m 06.18s+41° 43 59.57.882.74347G5IIINikawiy; has a planet (b)
HD 1314961314967284514h 53m 23s+18° 14 077.962.75359K0Arcalís,[5] has a planet (b)
HD 1253901253906988814h 18m 09.3s+38° 58 018.2503G7IIIhas a planet (b)
HD 1341131341137403315h 07m 47.0s+08° 52 478.263.97235F9Vhas a planet (b)
HD 1324061324067314614h 56m 54.65s+53° 22 55.88.454.19231G0Vhas a planet (b)
HD 132563 B13256314h 58m 21s+44° 02 369.474.56313has a planet (HD 132563 B b)
WASP-1414h 33m 06.3549s+21° 53 40.9789.7453.725521.6F5Vhas a transiting planet WASP-14b
BD+36°259315h 19m 57.93s+36° 13 46.811.23.61010Fhas a transiting planet HAT-P-4b
R BooR1286097149014h 37m 11.70s+26° 44 10.011.703.161664M4eMira variable, Vmax = 6.0m, Vmin = 13.3m, P = 223.11 d
WASP-11314h 59m 29.0s+46° 57 3611.804.021174G1has a transiting planet (b)
HAT-P-4414h 12m 35.0s+47° 00 5313.215.351220has two transiting planet (b and c)
Table legend:

See also

  • List of stars by constellation

References

  • ESA (1997). "The Hipparcos and Tycho Catalogues". Retrieved 26 December 2006.
  • Kostjuk, N. D. (2002). "HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index". Retrieved 26 December 2006.
  • Roman, N. G. (1987). "Identification of a Constellation from a Position". Retrieved 26 December 2006.
  • Gould, B. A. "Uranometria Argentina". Reprinted and updated by Pilcher, F. Archived from the original on 27 February 2012. Retrieved 19 July 2010.
  • Samus, N. N.; Durlevich, O. V.; et al. (2004). "Combined General Catalogue of Variable Stars (GCVS4.2)". Retrieved 3 April 2012.
  • Samus, N. N.; Durlevich, O. V.; et al. (2012). "General Catalog of Variable Stars (GCVS database, version 2012Feb)". Retrieved 3 April 2012.
  • "Naming Stars". Retrieved 13 December 2017.
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