List of stars in Ara

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

Name B Var HD HIP RA Dec vis.
mag.		 abs.
mag.		 Dist. (ly) Sp. class Notes
β Araβ1572448525817h 25m 18.00s−55° 31′ 47.4″2.84−3.49603K3Ib-II
α Araα1584278579217h 31m 50.52s−49° 52′ 33.5″2.84−1.51242B2VneChoo, Tchou; λ Eri and γ Cas variable, Vmax = 2.73m, Vmin = 3.00m, P = 0.98127 d
ζ Araζ1527868308116h 58m 37.23s−55° 59′ 24.2″3.12−3.11574K5III
γ Araγ1572468526717h 25m 23.66s−56° 22′ 39.7″3.31−4.401136B1Ib
δ Araδ1580948572717h 31m 05.98s−60° 41′ 01.0″3.60−0.19187B8V
θ Araθ1650248871418h 06m 37.88s−50° 05′ 29.2″3.65−3.811012B2Ib
η Araη1512498236316h 49m 47.11s−59° 02′ 28.7″3.77−1.14313K5IIIbinary star
ε1 Araε11529808315316h 59m 35.05s−53° 09′ 37.8″4.06−0.79304K4III
σ Araσ1592178609217h 35m 39.61s−46° 30′ 20.1″4.56−0.80385A0V
λ Araλ1600328648617h 40m 23.73s−49° 24′ 54.6″4.763.0671F3IVsuspected δ Sct variable
μ Araμ1606918679617h 44m 08.72s−51° 50′ 00.9″5.124.2050G3IV-VCervantes,[1] has four planets (b, c, d, & e)
κ Araκ1574578531217h 26m 00.03s−50° 38′ 00.7″5.19−0.24398K1IIIa triple star system.
ι Araι1570428507917h 23m 16.08s−47° 28′ 05.4″5.21−1.51721B2IIIneBe star, Vmax = 5.18m, Vmin = 5.26m, P = 0.5565 d
π Araπ1594928630517h 38m 05.57s−54° 30′ 00.3″5.252.12137A7V
ε2 Araε21535808343117h 03m 08.71s−53° 14′ 11.9″5.273.1786F6V
HD 1576611576618538917h 26m 51.98s−45° 50′ 34.7″5.28−1.04599B8Vmultiple star system
41 G. Ara1562748472017h 19m 02.95s−46° 38′ 11.4″5.475.7529G8Vbinary star; suspected variable
ρ2ρ2[2]1528248305716h 58m 17.95s−50° 38′ 27.9″5.53−0.50523B9IV
HD 1508981508988217116h 47m 19.66s−58° 20′ 29.0″5.55−3.482090B0Iabsuspected variable
HD 1501681501688173316h 41m 40.23s−49° 39′ 05.6″5.62−4.383260B1II
HD 1530531530538318717h 00m 06.29s−54° 35′ 49.2″5.642.12165A3V
HD 1501361501368170216h 41m 20.42s−48° 45′ 46.7″5.65O3.5If*+O6Vtriple star; suspected rotating ellipsoidal variable, ΔV = 0.03m
V539 Araν1V5391617838731417h 50m 28.39s−53° 36′ 44.6″5.68−1.33823B2V + B3VAlgol variable and slowly pulsating B star, Vmax = 5.71m, Vmin = 6.24m, P = 3.169094 d
HD 1568381568388514717h 24m 01.08s−62° 51′ 50.9″5.69−2.821638B2IV
HD 1577531577538547017h 27m 57.62s−52° 17′ 49.3″5.720.81312K2III
HD 1537161537168353517h 04m 24.73s−57° 42′ 43.6″5.73−1.00723B5IV
HD 1507451507458211016h 46m 21.23s−58° 30′ 12.8″5.74−1.31838B2IV-V
HD 1568541568548506817h 23m 07.11s−56° 31′ 32.0″5.760.27409G8/K0III
HD 1569421569428516917h 24m 18.80s−60° 40′ 25.6″5.76−0.92706B8Ib/II
HD 1602631602638655217h 41m 16.23s−46° 55′ 18.5″5.78−0.75660A0V
HD 1567681567688504917h 22m 55.23s−58° 00′ 37.0″5.86−1.05786G8Ib/II
HD 1549031549038424817h 13m 18.11s−67° 11′ 46.9″5.870.87327K0III-IV
HD 1594631594638624817h 37m 27.31s−50° 03′ 34.1″5.890.76346K0III-IV
HD 1576621576628540917h 27m 12.46s−50° 37′ 49.3″5.90−2.651672B9II
HD 1519671519678267216h 54m 00.40s−57° 54′ 33.2″5.91−0.71688M0IIIsemiregular variable
HD 1560911560918473117h 19m 12.51s−59° 41′ 40.5″5.93−3.062050K2IIICN...
HD 1578191578198552017h 28m 38.91s−55° 10′ 10.8″5.93−1.27898G8II/IIIBinary
HD 1525271525278290216h 56m 28.80s−52° 17′ 01.1″5.941.01315A0III
V854 AraV8541550358410517h 11m 38.67s−48° 52′ 24.2″5.94−1.09830M1/M2IIIslow irregular variable
V862 AraV8621582208575117h 31m 23.28s−56° 55′ 15.47″5.95-3.142146B7II-IIIBe star
HD 1505761505768196616h 44m 39.75s−53° 09′ 08.2″5.96−0.66688G8III
HD 1532211532218321617h 00m 26.98s−48° 38′ 51.2″5.980.60389G5IV
HD 1520821520828280616h 55m 24.68s−63° 16′ 10.7″5.990.30448A0III
HD 1584761584768578817h 31m 49.10s−46° 02′ 12.4″6.04−2.912012F8/G0Ibsuspected variable
HD 1537911537918348117h 03m 41.68s−47° 09′ 38.1″6.07−0.33620A2/A3V
HR 6384V8291553418431117h 14m 13.40s−56° 53′ 18.6″6.08−1.901283M1/2II/III+Asemiregular variable, Vmax = 6.02m, Vmin = 6.25m, P = 50.58 d
HD 1590181590188606417h 35m 19.91s−53° 21′ 10.4″6.09−1.501072B9III
HD 1614201614208717417h 48m 38.08s−55° 24′ 06.6″6.092.55166A9IV
ν2 Araν2[3]1619178737917h 51m 11.03s−53° 07′ 49.0″6.090.13508B9.5III/IV
HD 1621231621238740417h 51m 44.55s−45° 36′ 02.5″6.09−0.51682G6III
HD 1654931654938885918h 08m 30.11s−45° 46′ 01.1″6.13−0.86815B7/B8II
HD 1494851494858150716h 38m 52.71s−60° 59′ 25.1″6.160.08537B8Vn
HD 1498371498378165716h 40m 50.41s−60° 26′ 46.6″6.173.73100F2III-IV
HD 1575991575998539317h 26m 56.35s−51° 56′ 55.6″6.170.26495B8/B9V
HD 1504211504218184716h 43m 03.57s−46° 04′ 13.0″6.22F5Iab
HD 1575241575248548017h 28m 07.88s−63° 02′ 10.3″6.22−0.68782B7/B8V
V828 AraV8281532618332317h 01m 47.39s−58° 57′ 29.6″6.26−2.962280B2IVneBe star, Vmax = 6.11m, Vmin = 6.24m
HD 1588951588958608817h 35m 35.00s−59° 50′ 45.9″6.26−1.901399B5II/III
HD 1630711630718792817h 57m 42.74s−56° 53′ 46.4″6.26−1.741299B4III
HD 1563311563318475917h 19m 30.51s−50° 03′ 49.3″6.272.54182F2III
V626 AraV6261603428662817h 42m 03.62s−50° 30′ 38.4″6.28−2.011482M3IIIslow irregular variable, Vmax = 6.23m, Vmin = 6.46m
V872 AraV8721499898165016h 40m 44.39s−51° 28′ 42.9″6.302.86159A9Vγ Dor variable
ρ1 Araρ1[4]V8461524788286816h 56m 08.85s−50° 40′ 29.2″6.30−0.51751B3VnpeBe star
HD 1589071589078597517h 34m 16.89s−48° 31′ 36.8″6.320.52470G6/G8III
HD 1545551545558398417h 10m 06.28s−61° 40′ 31.6″6.37−1.871449B8II/III
HD 1532011532018326917h 01m 07.03s−56° 33′ 18.1″6.40−1.401181Ap...
HD 1533701533708332117h 01m 46.36s−51° 07′ 51.3″6.431.45323A7V
HD 1515661515668241816h 50m 36.09s−50° 02′ 41.8″6.452.07245A5+...
HD 1648961648968867518h 06m 09.21s−51° 44′ 38.0″6.46−1.891523A2III
HD 1508971508978209116h 46m 06.38s−46° 31′ 54.9″6.470.78448A1V
HD 1522201522208272316h 54m 31.55s−49° 42′ 38.8″6.49−1.681405K1II
HD 1559511559518470017h 18m 51.78s−62° 52′ 28.3″6.500.39542K1III
HD 157832V7501578328546717h 27m 54.81s−47° 01′ 34.4″6.65-5.077200B2Vneγ Cas variable, Vmax = 6.62m, Vmin = 6.68m, P = 1.10406 d
HD 1564111564118478717h 19m 51.40s−48° 32′ 57.5″6.672.96180G1Vw...Inquill,[5] has a planet (b)
R AraR1497308158916h 39m 44.74s−56° 59′ 39.8″6.732.20262B9IV/VAlgol variable, Vmax = 6.17m, Vmin = 7.32m, P = 4.42522 d
HD 155555V8241555558458617h 17m 25.50s−66° 57′ 03.7″6.774.18102.5G5IV+K0IV-VRS CVn variable, ΔV = 0.07m, P = 1.6816 d
HD 1563851563858475717h 19m 29.90s−45° 38′ 23.9″6.92WC7.5Wolf–Rayet star
HD 1548571548578406917h 11m 15.72s−56° 40′ 50.9″7.253.07223G5Vhas 2 confirmed planets (b & c)
V535 AraV5351594418630617h 38m 05.55s−56° 49′ 17.3″7.362.02381A8VW UMa variable, Vmax = 7.17m, Vmin = 7.75m, P = 0.62930098 d
HD 1546721546728398317h 10m 04.91s−56° 26′ 57.4″8.214.12215G3IVhas a planet (b)
RW AraRW15883017h 34m 49.23s−57° 08′ 50.5″8.97A1IVAlgol variable, Vmax = 8.85m, Vmin = 11.45m, P = 4.3674535 d
HD 1520791520798263216h 53m 29.74s−46° 19′ 58.6″9.204.55278G6Vhas a planet (b)
Gliese 6748552317h 28m 39.95s−46° 53′ 42.7″9.3611.0815M2.5has a planet (b)
Gliese 676A8564717h 30m 11.20s−51° 38′ 13.1″9.598.5553M0component of Gliese 676 system; has a planet (b)
S AraS8806417h 59m 10.75s−49° 26′ 00.5″10.731.811980A3RR Lyr variable, Vmax = 9.92m, Vmin = 11.24m, P = 0.451848 d
SAO 244567V83917h 16m 21.08s−59° 29′ 23.3″10.75-2.9618000B3ecentral star of Stingray Nebula
AE AraAE17h 41m 04.91s−47° 03′ 27.0″11.00M2-5.5+BeZ And variable, Vmax = 11.0m, Vmin = 13.6m, P = 803.4 d
CPD -56 8032V8378391617h 09m 00.86s−56° 54′ 48.1″11.04WC10central star of planetary nebula; Wolf–Rayet star Vmax = 10.9m, Vmin = 12.4m
AT AraAT17h 30m 33.80s−46° 05′ 58.9″11.5K2+SS Cyg variable, Vmax = 11.5m, Vmin = 15.32m, P = 0.37555 d
GX 339-4V82117h 02m 49.36s−48° 47′ 22.8″15.5X-ray nova, Vmax = 15.4m, Vmin = 20.4m, P = 1.7557 d
BPM 25114V82017h 47m 46.9s−52° 07′ 10″15.62DA:variable white dwarf, Vmax = 15.57m, Vmin = 15.74m, P = 2.8391 d
Westerlund 1-2616h 47m 05.40s−45° 50′ 36.8″16.79M5-6Iain Westerlund 1; one of the largest known stars
4U 1636-53V80116h 40m 55.5s−53° 45′ 05″17.5A1IVX-ray burster, Vmax = 16.5m, Vmin = 19.5m, P = 0.15804693 d
SGR 1627-4116h 35m 52s−47° 35.2′11000soft gamma repeater
Gliese 676B17h 30.2m −51° 38′M3component of Gliese 676 system
BF AraBF17h 38m 21.33s−47° 10′ 41.5″SU UMa variable
OY AraOY14999016h 40m 50.27s−52° 25′ 51.3″nova and Algol variable
CXOU J164710.2-45521616h 47m 10.20s−45° 52′ 16.8″in Westerlund 1 Anomalous X-ray pulsar
PSR J1644-455916h 44m 49.28s−45° 59′ 09.5″pulsar
XTE J1650-50016h 50m 00.98s−49° 57′ 43.6″K4VLow-mass X-ray binary; black hole candidate
XTE J1701-46217h 00m 58.46s−46° 11′ 08.6″Low-mass X-ray binary
Table legend:
Notes
  1. Final Results of NameExoWorlds Public Vote Released
  2. Bode designated it as "2.ρ".
  3. Originally Lacaille lettered this star with neighboring V539 Ara as ν. Bečvář's atlas, Boss' catalogue, and Tirion's 1st edition of Sky Atlas 2000.0 erroneously lettered it as υ2. Subsequently Tirion removed it in Uranometria 2000.0 and the 2nd edition of Sky Atlas 2000.0.
  4. Lacaille originally lettered it as ρ and Bode designated it as "1.ρ".
  5. "Peru". NameExoWorlds. Retrieved 10 March 2020.

See also

References
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