471:
28:
1500:
903:
Kharchenko, N. V.; Piskunov, A. E.; Röser, S.; Schilbach, E.; Scholz, R.-D. (2004). "Astrophysical supplements to the ASCC-2.5. II. Membership probabilities in 520 Galactic open cluster sky areas".
478:κ Crucis is one of the brightest members of the open cluster that bears its name, better known as the Jewel Box Cluster. It forms one leg, at bottom right or south, of the prominent letter "A"
850:
Dufton, P. L.; et al. (2006), "The VLT-FLAMES survey of massive stars: Stellar parameters and rotational velocities in NGC 3293, NGC 4755 and NGC 6611",
404:
329:
1532:
1547:
686:
Gontcharov, G. A. (November 2006), "Pulkovo
Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system",
815:
Humphreys, R. M. (1978). "Studies of luminous stars in nearby galaxies. I. Supergiants and O stars in the Milky Way".
606:
Dachs, J.; Kaiser, D. (November 1984), "UBV photometry of the southern galactic cluster NGC 4755 = Kappa Crucis",
1562:
1552:
52:
1078:
798:
482:
at the centre of the cluster. The cluster is part of the larger
Centaurus OB1 association and lies about 8,500
352:
1537:
757:
1542:
633:
Prinja, R. K.; Massa, D. L. (October 2010), "Signature of wide-spread clumping in B supergiant winds",
470:
1200:
1103:
744:
1432:
1365:
528:, and partly to its larger size. The κ Crucis cluster has a calculated age of 11.2 million years.
429:
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304:
210:
1052:
NASA Astronomy
Picture of the Day: NGC 4755: A Jewel Box of Stars (17 August 2010)
1023:
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881:
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indicate that it has an unresolved companion star. It is over 100,000 times the
39:
NASA/ESA and Jesús Maíz Apellániz (Instituto de Astrofísica de
Andalucía, Spain)
1150:
494:
388:
376:
218:
198:
186:
27:
999:"Open clusters. I. Fundamental parameters of B stars in NGC 3766 and NGC 4755"
717:
548:
van
Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction",
1522:
1516:
1503:
1180:
1170:
1165:
1135:
1064:
938:
Chini, R.; Hoffmeister, V. H.; Nasseri, A.; Stahl, O.; Zinnecker, H. (2012).
514:
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60:
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277:
1401:
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864:
136:
125:
86:
1056:
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490:
462:, which is also known as the Kappa Crucis Cluster or Jewel Box Cluster.
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771:
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902:
1465:
1140:
940:"A spectroscopic survey on the multiplicity of high-mass stars"
802:
524:
423:
344:
238:
753:
Data
Release 2: Summary of the contents and survey properties"
1370:
1130:
997:
Aidelman, Y.; Cidale, L. S.; Zorec, J.; Arias, M. L. (2012).
408:
937:
489:
The cluster, and κ Cru itself, is just to the south-east of
1113:
452:
202:
190:
65:
996:
474:
A snapshot of the Jewel Box
Cluster (Credit: ESO VLT)
849:
747:; et al. (Gaia collaboration) (August 2018).
944:Monthly Notices of the Royal Astronomical Society
1514:
543:
541:
32:The centre of NGC 4755, with κ Cru on the left
1072:
896:
538:
91:−60° 22′ 34.4808″
1418:
608:Astronomy and Astrophysics Supplement Series
521:, partly due to its higher temperature over
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51:J2000
990:
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194:
13:
732:
493:, the lefthand star of the famous
14:
1574:
1045:
1499:
1498:
975:10.1111/j.1365-2966.2012.21317.x
26:
799:Gaia DR2 record for this source
217:0.4334 ± 0.0481
1533:Henry Draper Catalogue objects
16:Star in the constellation Crux
1:
1548:Bright Star Catalogue objects
531:
500:
1003:Astronomy & Astrophysics
758:Astronomy & Astrophysics
7:
1024:10.1051/0004-6361/201219069
792:10.1051/0004-6361/201833051
665:10.1051/0004-6361/201015252
465:
10:
1579:
882:10.1051/0004-6361:20065392
852:Astronomy and Astrophysics
635:Astronomy and Astrophysics
580:10.1051/0004-6361:20078357
550:Astronomy and Astrophysics
1496:
1460:
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1383:
1353:
1330:
1297:
1199:
1121:
1112:
1104:Crux in Chinese astronomy
1094:
905:Astronomische Nachrichten
718:10.1134/S1063773706110065
416:
382:
375:
371:
271:
266:
262:
152:
145:
108:
45:
24:
411: J12534890-6022344
1015:2012A&A...544A..64A
874:2006A&A...457..265D
782:2018A&A...616A...1G
657:2010A&A...521L..55P
620:1984A&AS...58..411D
572:2007A&A...474..653V
509:(luminosity class Ia).
248:Absolute magnitude
98:Apparent magnitude
1563:Spectroscopic binaries
1553:Durchmusterung objects
925:10.1002/asna.200410256
475:
1099:List of stars in Crux
1088:Constellation of Crux
817:Astrophysical Journal
519:luminosity of the Sun
473:
1366:PSR B1259−63/LS 2883
450:spectroscopic binary
237:(approx. 2,300
966:2012MNRAS.424.1925C
917:2004AN....325..740K
829:1978ApJS...38..309H
710:2006AstL...32..759G
417:Database references
353:Rotational velocity
232:approx. 7,500
21:
1538:B-type supergiants
513:variations in the
476:
377:Other designations
197: −1.093
185: −5.046
115:Spectral type
19:
1543:Hipparcos objects
1510:
1509:
1492:
1491:
1479:Dragonfish Nebula
1456:
1455:
1428:Dragonfish Nebula
1410:
1409:
1379:
1378:
688:Astronomy Letters
507:bright supergiant
505:κ Crucis is a B3
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994:
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987:
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959:
950:(3): 1925–1929.
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893:
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865:astro-ph/0606409
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109:Characteristics
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46:Observation data
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1484:IRAS 12063-6259
1474:Coalsack Nebula
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745:Brown, A. G. A.
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694:(11): 759–771,
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511:Radial velocity
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318:Surface gravity
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159:Radial velocity
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1046:External links
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911:(9): 740–748.
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858:(1): 265–280,
842:
837:10.1086/190559
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515:spectral lines
502:
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495:Southern Cross
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1558:2MASS objects
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1528:Bayer objects
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1433:Jewel Box (κ)
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1420:Star clusters
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176:Proper motion
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61:Constellation
59:
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36:
29:
23:
1361:NGC 4349-127
1321:
1034:11336/145136
1006:
1002:
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553:
549:
523:16,300
504:
488:
477:
457:open cluster
445:
441:
438:Kappa Crucis
437:
436:
422:
403: 4890,
367:70 km/s
360:
356:
351:
343:16,300
336:
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246:
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209:
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38:
34:
1402:HD 108147 b
1397:HD 106906 b
614:: 411–429,
484:light-years
387: Cru,
338:Temperature
137:color index
126:color index
87:Declination
1517:Categories
1389:Exoplanets
1141:γ (Gacrux)
1136:β (Mimosa)
772:1804.09365
701:1606.08053
532:References
501:Properties
391:−59°4460,
328:2.25
320:(log
298:Luminosity
283:23.0
147:Astrometry
1151:ε (Ginan)
1131:α (Acrux)
984:119120749
957:1205.5238
726:119231169
648:1007.2744
563:0708.1752
446:HD 111973
100: (V)
20:κ Crucis
1504:Category
1448:NGC 4609
1443:NGC 4349
1438:NGC 4103
1201:Variable
1146:δ (Imai)
890:15874925
673:59151633
588:18759600
491:β Crucis
480:asterism
466:Location
460:NGC 4755
309:☉
289:☉
250: (M
227:Distance
211:Parallax
1466:Nebulae
1011:Bibcode
1009:: A64.
962:Bibcode
913:Bibcode
870:Bibcode
825:Bibcode
823:: 309.
777:Bibcode
706:Bibcode
653:Bibcode
616:Bibcode
568:Bibcode
455:in the
448:) is a
267:Details
53:Equinox
1340:106906
982:
888:
803:VizieR
765:. A1.
724:
675:, L55.
671:
586:
486:away.
424:SIMBAD
141:+0.22
130:−0.58
55:J2000
35:Credit
1371:WR 46
1354:Other
1123:Bayer
1114:Stars
980:S2CID
952:arXiv
886:S2CID
860:arXiv
797:
767:arXiv
722:S2CID
696:arXiv
669:S2CID
643:arXiv
641:: 4,
584:S2CID
558:arXiv
442:κ Cru
409:2MASS
195:Dec.:
119:B3Ia
104:5.98
49:Epoch
1523:Crux
1322:4890
1317:4887
1312:4848
1307:4729
751:Gaia
453:star
430:data
278:Mass
258:−7.1
135:B−V
124:U−B
66:Crux
1029:hdl
1019:doi
1007:544
970:doi
948:424
921:doi
909:325
878:doi
856:457
833:doi
801:at
787:doi
763:616
714:doi
661:doi
639:521
576:doi
554:474
405:SAO
397:HIP
330:cgs
219:mas
213:(π)
199:mas
187:mas
183:RA:
178:(μ)
1519::
1332:HD
1299:HR
1289:DU
1284:DS
1279:DL
1274:CH
1269:CD
1264:BZ
1259:BU
1254:BP
1249:BL
1244:BH
1239:BG
1027:.
1017:.
1005:.
1001:.
978:.
968:.
960:.
946:.
942:.
919:.
907:.
884:,
876:,
868:,
854:,
831:.
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