1787:
669:
Radial velocity studies indicate that it has a planet, originally named HD 137388 b (mass 0.223 MJ, period 330d). It orbits at a typical distance of 0.89 AU with an eccentricity of 0.36, completely overlapping the star's
1004:
Dumusque, X.; et al. (2011). "The HARPS Search for
Southern Extra-solar Planets. XXX. Planetary Systems around Stars with Solar-like Magnetic Cycles and Short-term Activity Variation".
1819:
1185:
377:
944:
Gray, R. O.; et al. (2006). "Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars
Earlier than M0 within 40 pc-The Southern Sample".
1122:
Soto, M. G.; Jenkins, J. S. (2018). "Spectroscopic
Parameters and atmosphEric ChemIstriEs of Stars (SPECIES). I. Code description and dwarf stars catalogue".
1854:
487:
1839:
1814:
1849:
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1834:
42:
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711:
622:
422:
853:
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1456:
1364:
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618:
580:
894:
1829:
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626:
607:
505:
116:
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1499:
1369:
658:
650:
385:
649:
star with a greater abundance of heavy elements compared to the Sun. The star is radiating 53% of the
599:
of +26 km/s, having come as close as 52.9 light-years some 1.2 million years ago. It has an
1353:
1290:
1141:
1083:
1023:
963:
923:
872:
737:
556:
230:
55:
742:
509:
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1308:
1280:
1157:
1131:
1099:
1073:
1039:
1013:
979:
953:
862:
683:
600:
251:
87:
617:. However, in 2011 Dumusque and colleagues found a class of K0/K1V, suggesting it is instead a
1388:
1175:
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536:
450:
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38:
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345:
214:
1770:
1666:
634:
596:
499:
358:
155:
63:
914:
HĂžg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars".
638:
1294:
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967:
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671:
478:
222:
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325:
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1035:
887:
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1401:
755:
654:
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630:
568:
407:
127:
76:
1426:
1095:
1064:
Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation".
584:
338:
298:
237:
143:
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1474:
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958:
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contest. The star is too faint to be visible to the naked eye, having an
467:
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898:
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706:
548:
206:
194:
1326:
1216:
849:
Data
Release 2: Summary of the contents and survey properties"
730:
687:
621:. It is around three billion years old and is spinning with a
588:
572:
1269:"Stable habitable zones of single Jovian planet systems"
1059:
1057:
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999:
997:
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993:
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1659:
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1498:
1455:
1387:
1378:
1117:
1115:
1113:
843:; et al. (Gaia collaboration) (August 2018).
1273:Monthly Notices of the Royal Astronomical Society
939:
937:
583:of 8.70. It is located at a distance of 132
909:
907:
690:in the same contest that named its parent star.
1203:
1201:
567:. The name was assigned by representatives of
1338:
1235:
1233:
1186:Centre de données astronomiques de Strasbourg
8:
1820:Planetary systems with one confirmed planet
595:. The star is drifting further away with a
81:â80° 12′ 16.54″
41:J2000.0
1758:
1732:
1690:
1384:
1345:
1331:
1323:
610:of HD 137388 is K2IV, matching that of an
1302:
1284:
1135:
1077:
1017:
957:
886:
876:
866:
692:
641:. Based on the abundance of iron in the
1267:Agnew, Matthew T.; et al. (2017).
819:
674:. The planet was officially designated
186:
29:
835:
833:
831:
829:
827:
825:
823:
7:
1855:Giant planets in the habitable zone
625:of 2.2 km/s. The star shows a
198:
25:
1786:
1785:
1246:Extrasolar Planets Encyclopaedia
1209:"Approved names (§ New Zealand)"
221:24.6722 ± 0.0327
895:Gaia DR2 record for this source
694:The HD 137388 planetary system
563:, after the native New Zealand
1840:Henry Draper Catalogue objects
27:Star in the constellation Apus
1:
623:projected rotational velocity
1006:Astronomy & Astrophysics
854:Astronomy & Astrophysics
746:
741:
736:
723:
710:
705:
698:
1154:10.1051/0004-6361/201731533
1036:10.1051/0004-6361/201117148
888:10.1051/0004-6361/201833051
1871:
1815:K-type main-sequence stars
1124:Astronomy and Astrophysics
916:Astronomy and Astrophysics
1783:
1757:
1731:
1365:Apus in Chinese astronomy
1360:
1096:10.1134/S1063773712050015
619:K-type main-sequence star
581:apparent visual magnitude
559:. It has the proper name
523:
502: 5778418870846853888
484:
477:
473:
275:
270:
266:
149:
142:
98:
35:
946:The Astronomical Journal
1850:Stars with proper names
1146:2018A&A...615A..76S
1028:2011A&A...535A..55D
928:2000A&A...355L..27H
878:2018A&A...616A...1G
252:Absolute magnitude
105:Evolutionary stage
88:Apparent magnitude
1835:Durchmusterung objects
629:cycle, similar to the
608:stellar classification
1370:List of stars in Apus
1354:Constellation of Apus
1304:10.1093/mnras/stx1449
659:effective temperature
651:luminosity of the Sun
702:(in order from star)
633:. It has 93% of the
1295:2017MNRAS.471.4494A
1088:2012AstL...38..331A
968:2006AJ....132..161G
695:
524:Database references
423:Rotational velocity
241:(40.53 ± 0.05
189: â49.570
32:
31:HD 137388 / Karaka
693:
684:New Zealand pigeon
601:absolute magnitude
547:is an orange-hued
479:Other designations
201: 41.135
117:Spectral type
30:
1845:Hipparcos objects
1797:
1796:
1779:
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1753:
1752:
1727:
1726:
1678:
1677:
1066:Astronomy Letters
811:
810:
734:
721:
703:
661:of 5,297 K.
627:magnetic activity
542:
541:
517:J15353994-8012164
236:132.2 ± 0.2
16:(Redirected from
1862:
1810:K-type subgiants
1789:
1788:
1759:
1733:
1691:
1465:R (not variable)
1385:
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1340:
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1306:
1288:
1279:(4): 4494â4507.
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959:astro-ph/0603770
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665:Planetary system
551:in the southern
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99:Characteristics
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36:Observation data
33:
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1865:
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1799:
1798:
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1771:Sunburst galaxy
1749:
1723:
1707:
1685:
1674:
1655:
1641:137388 (Karaka)
1602:
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1451:
1374:
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1321:
1320:
1266:
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1261:
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1213:Name Exo Worlds
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841:Brown, A. G. A.
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784:
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767:
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645:, it is a high
637:and 86% of the
635:mass of the Sun
597:radial velocity
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359:Surface gravity
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156:Radial velocity
134:
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121:K2IV or K0/K1V
86:
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64:Right ascension
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976:10.1086/504637
952:(1): 161â170.
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725:Orbital period
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712:Semimajor axis
709:
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672:habitable zone
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1830:2MASS objects
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616:
615:subgiant star
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582:
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577:NameExoWorlds
574:
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553:constellation
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180:Proper motion
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51:Constellation
49:
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40:
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19:
18:Karaka (star)
1667:
1640:
1276:
1272:
1262:
1252:20 September
1250:. Retrieved
1244:
1241:"HD 137388b"
1220:. Retrieved
1212:
1189:. Retrieved
1179:
1170:
1127:
1123:
1069:
1065:
1009:
1005:
949:
945:
919:
915:
858:
852:
846:
754:
738:Eccentricity
682:name of the
675:
668:
639:Sun's radius
605:
560:
544:
543:
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490: 7116,
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154:
70:15 35 39.921
1222:19 December
1176:"HD 137388"
1012:: A55âA66.
765:0.029
743:Inclination
655:photosphere
647:metallicity
631:solar cycle
585:light years
569:New Zealand
565:karaka tree
413:+0.29
408:Metallicity
386:Temperature
344:0.528
128:color index
77:Declination
1804:Categories
1286:1706.05805
1191:2020-12-25
1137:1801.09698
1072:(5): 331.
868:1804.09365
814:References
756:b (Kererƫ)
444: km/s
361:(log
339:Luminosity
173: km/s
144:Astrometry
1745:Hen 2-131
1313:119227856
1162:119107228
1104:119257644
1079:1108.4971
1044:119192207
1019:1107.1748
984:119476992
699:Companion
686:, by the
653:from its
603:of 5.75.
591:based on
587:from the
545:HD 137388
90: (V)
1791:Category
1763:Galaxies
1686:clusters
1668:Godzilla
1457:Variable
643:spectrum
612:evolving
593:parallax
500:Gaia DR2
486:Karaka,
350:☉
330:☉
303:☉
254: (M
231:Distance
215:Parallax
110:subgiant
45:J2000.0
1737:Nebulae
1719:IC 4499
1291:Bibcode
1142:Bibcode
1130:: A76.
1084:Bibcode
1024:Bibcode
964:Bibcode
924:Bibcode
922:: L27.
873:Bibcode
571:in the
495:â79°844
271:Details
43:Equinox
1651:152010
1646:141846
1636:137366
1631:134606
1626:131664
1621:129899
1616:128294
1311:
1181:SIMBAD
1160:
1102:
1042:
982:
899:VizieR
861:. A1.
748:Radius
678:, the
676:Kererƫ
657:at an
561:Karaka
531:SIMBAD
466:
462:â1.902
460:+2.629
398:
376:
324:
312:Radius
297:
293:â0.035
291:+0.024
171:0.0327
167:+26.01
1712:Other
1660:Other
1389:Bayer
1380:Stars
1309:S2CID
1281:arXiv
1158:S2CID
1132:arXiv
1100:S2CID
1074:arXiv
1040:S2CID
1014:arXiv
980:S2CID
954:arXiv
893:
863:arXiv
794:0.12
783:330.0
780:0.02
761:0.223
680:MÄori
515:2MASS
457:2.991
442:0.356
438:2.207
392:5,297
374:0.434
370:4.449
288:0.930
199:Dec.:
137:0.017
133:0.891
94:8.70
39:Epoch
1825:Apus
1703:6101
1684:Star
1670:star
1598:6751
1593:6731
1588:6646
1583:6635
1578:6373
1573:6357
1568:6135
1563:5955
1558:5786
1553:5757
1548:5628
1543:5555
1538:5547
1533:5520
1528:5389
1523:5327
1518:5306
1513:5279
1508:5240
1254:2015
1224:2019
847:Gaia
801:35.0
797:86.0
790:0.36
787:4.0
776:0.89
731:days
707:Mass
606:The
557:Apus
549:star
537:data
322:0.01
318:0.86
282:Mass
262:5.75
126:BâV
56:Apus
1695:NGC
1299:doi
1277:471
1217:IAU
1150:doi
1128:615
1092:doi
1032:doi
1010:535
972:doi
950:132
920:355
897:at
883:doi
859:616
688:IAU
589:Sun
575:'s
573:IAU
555:of
510:HIP
493:CPD
488:NSV
468:Gyr
451:Age
415:dex
378:cgs
223:mas
217:(Ï)
203:mas
191:mas
187:RA:
182:(Ό)
1806::
1608:HD
1500:HR
1490:NO
1485:NN
1480:MY
1307:.
1297:.
1289:.
1275:.
1271:.
1243:.
1232:^
1215:.
1211:.
1200:^
1184:.
1178:.
1156:.
1148:.
1140:.
1126:.
1112:^
1098:.
1090:.
1082:.
1070:38
1068:.
1052:^
1038:.
1030:.
1022:.
1008:.
992:^
978:.
970:.
962:.
948:.
936:^
918:.
906:^
881:.
871:.
857:.
851:.
822:^
807:â
718:AU
506:HD
504:,
497:,
396:20
243:pc
238:ly
207:yr
195:yr
158:(R
1475:Z
1470:S
1447:Îș
1442:Îș
1437:Îč
1432:Ξ
1427:η
1422:ζ
1417:Δ
1412:ÎŽ
1407:Îł
1402:ÎČ
1397:α
1346:e
1339:t
1332:v
1315:.
1301::
1293::
1283::
1256:.
1226:.
1194:.
1164:.
1152::
1144::
1134::
1106:.
1094::
1086::
1076::
1046:.
1034::
1026::
1016::
986:.
974::
966::
956::
930:.
926::
901:.
891:.
885::
875::
865::
845:"
803:°
799:±
792:±
785:±
778:±
771:J
768:M
763:±
733:)
729:(
720:)
716:(
440:±
433:)
431:i
427:v
425:(
400:K
394:±
372:±
365:)
363:g
347:L
327:R
320:±
300:M
258:)
256:V
245:)
205:/
193:/
169:±
162:)
160:v
135:±
20:)
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