1688:
1015:
Marsh, Kenneth A.; Wright, Edward L.; Kirkpatrick, J. Davy; Gelino, Christopher R.; Cushing, Michael C.; Griffith, Roger L.; Skrutskie, Michael F.; Eisenhardt, Peter R. (2013). "Parallaxes and Proper
Motions of Ultracool Brown Dwarfs of Spectral Types Y and Late T".
900:; Cushing, Michael C.; Gelino, Christopher R.; Beichman, Charles A.; Tinney, C. G.; Faherty, Jacqueline K.; Schneider, Adam; Mace, Gregory N. (2013). "Discovery of the Y1 Dwarf WISE J064723.23-623235.5".
827:
1730:
373:
498:
WISE 0647−6232 was first imaged by WISE on 9 May 2010. On 17 June 2010 after preliminary data processing it was uncovered as a very cold brown dwarf candidate.
966:"Preliminary Trigonometric Parallaxes of 184 Late-T and Y Dwarfs and an Analysis of the Field Substellar Mass Function into the "Planetary" Mass Regime"
964:
Kirkpatrick, J. Davy; Martin, Emily C.; Smart, Richard L.; Cayago, Alfred J.; Beichman, Charles A.; Marocco, Federico; et al. (February 2019).
562:
B is also almost certainly a Y-type dwarf, which was found before discovery of WISE 0647−6232, but it still lacks a spectroscopical confirmation).
39:
495:-wavelength 40-cm (16-in) space telescope, which mission lasted from December 2009 to February 2011. The discovery was announced in 2013.
485:
412:
407:
50:
1089:
65:
755:, but its kinematics suggests that it may belong to Columba moving group (probability of this is 92.9%, and corresponding
1720:
1114:
1218:
1018:
551:
534:
with the Folded-port InfraRed
Echellette (FIRE) spectrograph also at Magellan Baade telescope on 24 March 2013;
521:
1493:
433:
1109:
506:
1449:
1098:
571:
538:
114:
1725:
1715:
1627:
1291:
735:
531:
with the FourStar infrared camera also at
Magellan Baade telescope on 15 January 2013 and 23 March 2013;
381:
179:
145:
464:
from Earth. It is one of the two or three reddest and one of the four latest-type brown dwarfs known.
1082:
1037:
987:
919:
558:
WISE 0647−6232 became the 17th Y-type dwarf discovered and confirmed spectroscopically (in addition,
510:
307:
897:
517:
478:
1503:
811:
807:
1261:
1241:
1053:
1027:
977:
935:
909:
225:
214:
203:
192:
173:
158:
139:
124:
516:
J- and H-band images using
Persson's Auxiliary Nasmyth Infrared Camera (PANIC) at the 6.5-meter
1457:
1434:
1429:
1424:
1419:
1414:
1409:
1404:
1394:
1389:
1384:
1379:
1374:
1369:
1364:
1359:
1354:
1349:
1344:
1339:
1334:
1329:
1324:
1319:
1314:
1281:
1246:
1133:
61:
1045:
995:
927:
832:
291:
1710:
1691:
1554:
1549:
1191:
1075:
815:
796:
785:
781:
777:
756:
361:
86:
1041:
991:
923:
1671:
1186:
1176:
1156:
1151:
1141:
619:
399:
299:
279:
263:
1049:
931:
38:
1704:
1544:
1488:
1181:
1171:
1166:
1161:
1146:
453:
248:
73:
1057:
1666:
939:
800:
768:
747:
348:
341:
1276:
1271:
1266:
1256:
1251:
1236:
1201:
1196:
559:
449:
99:
1000:
965:
1604:
1599:
1594:
1584:
1579:
1574:
1569:
1564:
1559:
1231:
1226:
631:
603:
461:
314:
236:
17:
1589:
1536:
1067:
1661:
1645:
1640:
1635:
1513:
1498:
1472:
1467:
1462:
1399:
1309:
1304:
1299:
1207:
789:
760:
492:
1508:
1439:
1618:
739:
625:
589:
570:
Currently the most accurate distance estimate of WISE 0647−6232 is a
457:
427:
388:
319:
78:
914:
982:
1032:
541:
on 13–14 May 2013, and pre-image was obtained on 11 February 2013.
525:
759:
should be ~22 km/s), if it is so, it may be very young (~30
1124:
489:
283:
267:
1071:
795:
The only redder than WISE 0647−6232 confirmed Y dwarf is
788:
is in units of cm·s). For ages from 0.1 to more than 10
1654:
1626:
1617:
1535:
1481:
1448:
1290:
1217:
1132:
1123:
892:
890:
888:
886:
884:
882:
880:
878:
876:
874:
872:
870:
868:
959:
957:
955:
953:
951:
949:
866:
864:
862:
860:
858:
856:
854:
852:
850:
848:
501:Then were carried out follow-up observations:
1083:
828:List of star systems within 30–35 light-years
776:). Its blue J − H color may suggest that its
8:
104:−62° 32′ 39.744″
970:The Astrophysical Journal Supplement Series
1623:
1532:
1129:
1090:
1076:
1068:
806:The other three latest-type Y dwarfs are:
505:using the Infrared Array Camera (IRAC) on
486:Wide-field Infrared Survey Explorer (WISE)
1031:
999:
981:
913:
64:J2000
803:may also be redder than WISE 0647−6232.
608:
537:using the Wide Field Camera 3 (WFC3) on
1731:Astronomical objects discovered in 2010
844:
255:
27:Brown dwarf in the constellation Pictor
513:55458.43 (possibly 16 September 2010);
29:
7:
574:, published in 2019 by Kirkpatrick
456:Y1 ± 0.5, located in constellation
271:
610:WISE 0647-6232 distance estimates
25:
549:submitted the discovery paper to
477:WISE 0647−6232 was discovered by
1687:
1686:
763:) and have even lower mass (<
37:
721:The best estimate is marked in
545:On 25 August 2013 Kirkpatrick
1:
1115:Pictor in Chinese astronomy
1050:10.1088/0004-637X/762/2/119
932:10.1088/0004-637X/776/2/128
780:may be relatively low (log(
488:Earth-orbiting satellite —
298:100.3 ± 2.4
1747:
1684:
1531:
1105:
1019:The Astrophysical Journal
902:The Astrophysical Journal
552:The Astrophysical Journal
420:
405:
398:
394:
335:
330:
326:
242:
235:
108:
58:
35:
31:WISE J064723.23−623235.5
1001:10.3847/1538-4365/aaf6af
522:Las Campanas Observatory
518:Magellan Baade telescope
484:from data, collected by
442:WISE J064723.23−623235.5
1494:2MASS J05332802−4257205
1110:List of stars in Pictor
1099:Constellation of Pictor
507:Spitzer Space Telescope
468:History of observations
226:Apparent magnitude
215:Apparent magnitude
204:Apparent magnitude
193:Apparent magnitude
174:Apparent magnitude
159:Apparent magnitude
140:Apparent magnitude
572:trigonometric parallax
539:Hubble Space Telescope
528:, on 25 November 2010;
460:at approximately 32.5
736:effective temperature
898:Kirkpatrick, J. Davy
1721:Y-type brown dwarfs
1042:2013ApJ...762..119M
992:2019ApJS..240...19K
924:2013ApJ...776..128K
734:WISE 0647−6232 has
611:
421:Database references
410:J064723.23-623235.5
163:(LCO filter system)
129:(LCO filter system)
32:
609:
400:Other designations
125:Apparent magnitude
115:Spectral type
30:
1698:
1697:
1680:
1679:
1613:
1612:
1527:
1526:
784:)=3.0–3.5, where
726:
718:
717:
439:
438:
318:(10.0 ± 0.2
183:
164:
149:
130:
16:(Redirected from
1738:
1690:
1689:
1624:
1533:
1130:
1092:
1085:
1078:
1069:
1062:
1061:
1035:
1012:
1006:
1005:
1003:
985:
961:
944:
943:
917:
894:
833:List of Y-dwarfs
792:log(g)=4.0–5.0.
766:
745:
720:
711:
710:
698:
697:
670:
669:
659:
658:
612:
602:
601:
600:
588:
587:
586:
509:, starting from
313:32.5 ± 0.8
277:
276:387.9 ± 1.1
273:
261:
257:
177:
162:
143:
128:
109:Characteristics
94:
89:
59:Observation data
41:
33:
21:
1746:
1745:
1741:
1740:
1739:
1737:
1736:
1735:
1701:
1700:
1699:
1694:
1676:
1650:
1609:
1523:
1477:
1444:
1286:
1213:
1119:
1101:
1096:
1066:
1065:
1014:
1013:
1009:
963:
962:
947:
896:
895:
846:
841:
824:
778:surface gravity
774:
771:
764:
757:radial velocity
753:
750:
743:
732:
709:
706:
705:
704:
696:
693:
692:
691:
668:
665:
664:
663:
657:
654:
653:
652:
598:
596:
595:
593:
584:
582:
581:
579:
568:
475:
470:
416:
411:
362:Surface gravity
354:
317:
275:
270:
259:
168:>21.7 ± 0.3
134:>23.0 ± 0.1
92:
87:Right ascension
85:
60:
54:
44:
42:
28:
23:
22:
15:
12:
11:
5:
1744:
1742:
1734:
1733:
1728:
1723:
1718:
1713:
1703:
1702:
1696:
1695:
1685:
1682:
1681:
1678:
1677:
1675:
1674:
1672:QSO J0529-4351
1669:
1664:
1658:
1656:
1652:
1651:
1649:
1648:
1643:
1638:
1632:
1630:
1621:
1615:
1614:
1611:
1610:
1608:
1607:
1602:
1597:
1592:
1587:
1582:
1577:
1572:
1567:
1562:
1557:
1552:
1547:
1541:
1539:
1529:
1528:
1525:
1524:
1522:
1521:
1519:WISE 0647−6232
1516:
1511:
1506:
1504:PSR J0437−4715
1501:
1496:
1491:
1485:
1483:
1479:
1478:
1476:
1475:
1470:
1465:
1460:
1454:
1452:
1446:
1445:
1443:
1442:
1437:
1432:
1427:
1422:
1417:
1412:
1407:
1402:
1397:
1392:
1387:
1382:
1377:
1372:
1367:
1362:
1357:
1352:
1347:
1342:
1337:
1332:
1327:
1322:
1317:
1312:
1307:
1302:
1296:
1294:
1288:
1287:
1285:
1284:
1279:
1274:
1269:
1264:
1259:
1254:
1249:
1244:
1239:
1234:
1229:
1223:
1221:
1215:
1214:
1212:
1211:
1204:
1199:
1194:
1189:
1184:
1179:
1174:
1169:
1164:
1159:
1154:
1149:
1144:
1138:
1136:
1127:
1121:
1120:
1118:
1117:
1112:
1106:
1103:
1102:
1097:
1095:
1094:
1087:
1080:
1072:
1064:
1063:
1007:
945:
843:
842:
840:
837:
836:
835:
830:
823:
820:
816:WISE 1828+2650
812:WISE 0535−7500
808:WISE 0350−5658
797:WISE 1828+2650
772:
769:
751:
748:
731:
728:
716:
715:
713:
707:
700:
694:
687:
682:
674:
673:
671:
666:
660:
655:
649:
646:
638:
637:
634:
628:
622:
616:
567:
564:
543:
542:
535:
532:
529:
514:
474:
471:
469:
466:
448:) is a nearby
446:WISE 0647−6232
437:
436:
431:
423:
422:
418:
417:
406:
403:
402:
396:
395:
392:
391:
385:
377:
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370:
357:
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352:
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337:
336:
333:
332:
328:
327:
324:
323:
311:
303:
302:
296:
287:
286:
253:
244:
243:
240:
239:
233:
232:
229:
222:
221:
218:
211:
210:
207:
200:
199:
196:
189:
188:
185:
182:filter system)
170:
169:
166:
155:
154:
151:
148:filter system)
136:
135:
132:
121:
120:
117:
111:
110:
106:
105:
102:
96:
95:
90:
82:
81:
76:
70:
69:
56:
55:
43:WISE 0647-6232
36:
26:
24:
18:WISE 0647-6232
14:
13:
10:
9:
6:
4:
3:
2:
1743:
1732:
1729:
1727:
1724:
1722:
1719:
1717:
1714:
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1709:
1708:
1706:
1693:
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1668:
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1606:
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1601:
1598:
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1591:
1588:
1586:
1583:
1581:
1578:
1576:
1573:
1571:
1568:
1566:
1563:
1561:
1558:
1556:
1553:
1551:
1548:
1546:
1545:AB Pictoris b
1543:
1542:
1540:
1538:
1534:
1530:
1520:
1517:
1515:
1512:
1510:
1507:
1505:
1502:
1500:
1497:
1495:
1492:
1490:
1489:EBLM J0555-57
1487:
1486:
1484:
1480:
1474:
1471:
1469:
1466:
1464:
1461:
1459:
1456:
1455:
1453:
1451:
1447:
1441:
1438:
1436:
1433:
1431:
1428:
1426:
1423:
1421:
1418:
1416:
1413:
1411:
1408:
1406:
1403:
1401:
1398:
1396:
1393:
1391:
1388:
1386:
1383:
1381:
1378:
1376:
1373:
1371:
1368:
1366:
1363:
1361:
1358:
1356:
1353:
1351:
1348:
1346:
1343:
1341:
1338:
1336:
1333:
1331:
1328:
1326:
1323:
1321:
1318:
1316:
1313:
1311:
1308:
1306:
1303:
1301:
1298:
1297:
1295:
1293:
1289:
1283:
1280:
1278:
1275:
1273:
1270:
1268:
1265:
1263:
1260:
1258:
1255:
1253:
1250:
1248:
1245:
1243:
1240:
1238:
1235:
1233:
1230:
1228:
1225:
1224:
1222:
1220:
1216:
1210:
1209:
1205:
1203:
1200:
1198:
1195:
1193:
1190:
1188:
1185:
1183:
1180:
1178:
1175:
1173:
1170:
1168:
1165:
1163:
1160:
1158:
1155:
1153:
1150:
1148:
1145:
1143:
1140:
1139:
1137:
1135:
1131:
1128:
1126:
1122:
1116:
1113:
1111:
1108:
1107:
1104:
1100:
1093:
1088:
1086:
1081:
1079:
1074:
1073:
1070:
1059:
1055:
1051:
1047:
1043:
1039:
1034:
1029:
1025:
1021:
1020:
1011:
1008:
1002:
997:
993:
989:
984:
979:
975:
971:
967:
960:
958:
956:
954:
952:
950:
946:
941:
937:
933:
929:
925:
921:
916:
911:
907:
903:
899:
893:
891:
889:
887:
885:
883:
881:
879:
877:
875:
873:
871:
869:
867:
865:
863:
861:
859:
857:
855:
853:
851:
849:
845:
838:
834:
831:
829:
826:
825:
821:
819:
817:
813:
809:
804:
802:
798:
793:
791:
787:
783:
779:
775:
762:
758:
754:
741:
737:
729:
727:
724:
714:
712:
701:
699:
688:
686:
683:
680:
676:
675:
672:
661:
650:
647:
644:
640:
639:
635:
633:
629:
627:
623:
621:
617:
614:
613:
607:
605:
591:
577:
573:
565:
563:
561:
556:
554:
553:
548:
540:
536:
533:
530:
527:
523:
519:
515:
512:
508:
504:
503:
502:
499:
496:
494:
491:
487:
483:
480:
472:
467:
465:
463:
459:
455:
454:spectral type
451:
447:
444:(abbreviated
443:
435:
432:
430:
429:
425:
424:
419:
414:
409:
404:
401:
397:
393:
390:
387:350–400
386:
384:
383:
379:
378:
375:
372:3.0–5.0
371:
369:
367:
363:
359:
358:
355:
351:
346:
344:
343:
339:
338:
334:
329:
325:
321:
316:
312:
310:
309:
305:
304:
301:
297:
295:
293:
289:
288:
285:
281:
269:
265:
254:
252:
250:
249:Proper motion
246:
245:
241:
238:
234:
230:
227:
224:
223:
219:
216:
213:
212:
209:15.32 ± 0.08
208:
205:
202:
201:
197:
194:
191:
190:
187:23.40 ± 0.29
186:
181:
175:
172:
171:
167:
160:
157:
156:
153:22.65 ± 0.27
152:
147:
141:
138:
137:
133:
126:
123:
122:
118:
116:
113:
112:
107:
103:
101:
98:
97:
93:06 47 23.2270
91:
88:
84:
83:
80:
77:
75:
74:Constellation
72:
71:
67:
63:
57:
53:
52:
47:
40:
34:
19:
1726:WISE objects
1716:Brown dwarfs
1667:PKS 0529-549
1550:β Pictoris b
1518:
1206:
1023:
1017:
1010:
973:
969:
905:
901:
805:
801:WD 0806-661B
794:
733:
722:
719:
702:
689:
684:
678:
677:Kirkpatrick
642:
641:Kirkpatrick
575:
569:
557:
550:
546:
544:
500:
497:
481:
476:
445:
441:
440:
426:
380:
365:
360:
349:
340:
306:
290:
247:
49:
45:
915:1308.5372v1
685:100.3 ± 2.4
560:WD 0806-661
479:Kirkpatrick
462:light-years
450:brown dwarf
382:Temperature
228: (W4)
217: (W3)
206: (W2)
195: (W1)
100:Declination
1705:Categories
1600:TOI-1338 b
1595:LHS 1815 b
1560:HD 40307 b
1537:Exoplanets
1026:(2): 119.
983:1812.01208
908:(2): 128.
839:References
814:(≥Y1) and
742:and mass ~
730:Properties
708:−0.8
695:−0.2
667:−2.7
656:−0.8
630:Distance,
624:Distance,
618:Parallax,
415:0647-6232
364:(log
347:5–30
237:Astrometry
220:>13.49
198:>19.09
1590:HR 2562 B
1033:1211.6977
976:(2): 69.
473:Discovery
260:2.2 ± 1.0
231:>9.66
176: (H
161: (H
142: (J
127: (J
119:Y1 ± 0.5
1692:Category
1662:Pictor A
1619:Galaxies
1514:TOI-1338
1499:NGC 1995
1219:Variable
1058:42923100
822:See also
738:350–400
648:115 ± 12
566:Distance
493:infrared
308:Distance
292:Parallax
1509:TOI-270
1038:Bibcode
988:Bibcode
940:6230841
920:Bibcode
818:(≥Y2).
520:at the
331:Details
66:Equinox
1711:Pictor
1056:
938:
810:(Y1),
767:
746:
681:(2019)
679:et al.
645:(2013)
643:et al.
615:Source
576:et al.
547:et al.
482:et al.
458:Pictor
428:SIMBAD
278:
274:
262:
258:
79:Pictor
68:J2000
51:unWISE
46:Credit
1655:Other
1482:Other
1473:41248
1468:41004
1463:40307
1458:37781
1208:μ Dor
1134:Bayer
1125:Stars
1054:S2CID
1028:arXiv
1004:. 19.
978:arXiv
936:S2CID
910:arXiv
636:Ref.
592:, or
526:Chile
272:Dec.:
62:Epoch
1646:1998
1641:1803
1636:1705
1440:2562
1435:2389
1430:2369
1425:2360
1420:2354
1415:2345
1410:2337
1405:2336
1400:2274
1395:2138
1390:2117
1385:2114
1380:2094
1375:2089
1370:2072
1365:2049
1360:2044
1355:2032
1350:2023
1345:2008
1340:1984
1335:1912
1330:1860
1325:1856
1320:1813
1315:1742
1310:1727
1305:1667
1300:1498
744:5–30
723:bold
703:32.5
690:10.0
662:28.4
606:.
599:−0.8
597:+0.8
594:32.5
585:−0.2
583:+0.2
580:10.0
490:NASA
434:data
413:WISE
408:WISE
342:Mass
1628:NGC
1046:doi
1024:762
996:doi
974:240
928:doi
906:776
790:Gyr
773:Jup
761:Myr
752:Jup
651:8.7
620:mas
511:MJD
452:of
374:cgs
353:Jup
300:mas
294:(π)
280:mas
264:mas
256:RA:
251:(μ)
180:MKO
146:MKO
1707::
1450:HD
1292:HR
1282:VZ
1277:AK
1272:AE
1267:AB
1262:TX
1257:TW
1252:TV
1247:TU
1242:SW
1237:RR
1052:.
1044:.
1036:.
1022:.
994:.
986:.
972:.
968:.
948:^
934:.
926:.
918:.
904:.
847:^
799:.
632:ly
626:pc
604:ly
590:pc
578::
555:.
524:,
320:pc
315:ly
284:yr
268:yr
184:)
165:)
150:)
131:)
48::
1605:c
1585:g
1580:f
1575:e
1570:d
1565:c
1555:c
1232:S
1227:R
1202:ν
1197:μ
1192:λ
1187:κ
1182:ι
1177:θ
1172:η
1167:η
1162:ζ
1157:δ
1152:γ
1147:β
1142:α
1091:e
1084:t
1077:v
1060:.
1048::
1040::
1030::
998::
990::
980::
942:.
930::
922::
912::
786:g
782:g
770:M
765:2
749:M
740:K
725:.
389:K
368:)
366:g
350:M
322:)
282:/
266:/
178:(
144:(
20:)
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