43:
50:
830:
946:, similar to the solar ones. A correlation between the variations in the asymmetry of the spectral line profile and the radial velocity has also been found. The multi-periodic oscillations make HD 81797 (Alphard) an object of interest for
733:(WGSN) to catalog and standardize proper names for stars. The WGSN's first bulletin of July 2016 included a table of the first two batches of names approved by the WGSN; which included
1647:
560:
1235:
Evans, D. S. (June 20–24, 1966). "The
Revision of the General Catalogue of Radial Velocities". In Batten, Alan Henry; Heard, John Frederick (eds.).
1438:
1767:
432:
942:
are multi-periodic with periods from several hours up to several days. The short-term oscillations were assumed to be a result of stellar
802:
798:
3036:
3046:
1644:
1629:
1467:
1335:"Precise radial velocity measurements of G and K giants. Multiple systems and variability trend along the Red Giant Branch"
701:), "the individual", there being no other bright stars near it. It was also known as the "backbone of the Serpent" to the
1760:
1603:
3021:
2432:
1691:
Setiawan, J.; Roth, M.; Weise, P.; Dölinger, M. P. (2006). "Multi-periodic oscillations of HD 32887 and HD 81797".
1240:
726:
3041:
71:
3006:
1753:
20:
1377:
da Silva, L.; et al. (November 2006). "Basic physical parameters of a selected sample of evolved stars".
3011:
489:
1200:
Pfleiderer, J.; Mayer, U. (October 1971). "Near-ultraviolet surface photometry of the southern Milky Way".
769:
2506:
730:
3031:
3026:
1792:
1595:
1485:"Al Achsasi Al Mouakket, on a catalogue of stars in the Calendarium of Mohammad Al Achsasi Al Mouakket"
2238:
548:
1524:
1151:"On the physical nature of the Wilson-Bappu effect: revising the gravity and temperature dependence"
1664:
Mennessier, M. O.; et al. (October 1997). "Barium Stars, Galactic
Populations and Evolution".
1545:
912:
854:
818:
1237:
Determination of Radial
Velocities and their Applications, Proceedings from IAU Symposium no. 30
3016:
3001:
2389:
1787:
1079:
Piau, L.; et al. (February 2011). "Surface convection and red-giant radius measurements".
556:
145:
2972:
2662:
2311:
1969:
1776:
834:
672:
645:
585:
552:
544:
440:
84:
1677:
1430:
1400:
1350:
1298:
1102:
1065:
1710:
1673:
1496:
1396:
1346:
1294:
1244:
1209:
1098:
1061:
774:
257:
1569:
8:
564:
1714:
1500:
1460:
A Dictionary of Modern star Names: A Short Guide to 254 Star Names and Their
Derivations
1248:
1213:
2526:
1700:
1412:
1386:
1284:
1162:
1114:
1088:
1007:
963:
278:
116:
1811:
1625:
1599:
1463:
1312:
1182:
1118:
931:
680:
510:
133:
67:
880:. Assuming the distance of 54.3 parsecs (177 ly), it yields a physical size of
2608:
2572:
2531:
1504:
1416:
1404:
1359:
1354:
1334:
1302:
1217:
1172:
1106:
947:
900:
858:
752:
598:
477:
469:
407:
385:
241:
1307:
1272:
1110:
2924:
2901:
2891:
2644:
1924:
1919:
1651:
1408:
943:
842:
420:
189:
92:
923:
and the anomalies in abundances are explained by mass transfer from a companion
2915:
2210:
1889:
1839:
970:
959:
876:
866:
862:
535:
249:
229:
217:
49:
24:
2995:
2896:
1869:
1509:
1484:
1316:
1186:
935:
846:
206:
79:
1690:
1177:
1150:
2886:
2554:
2545:
2486:
2481:
1959:
1904:
1864:
1854:
1834:
1829:
1728:
887:
355:
314:
930:
Precise radial velocity measurements have shown variations in the stellar
845:. Its estimated age is 420 million years and it has evolved away from the
42:
2871:
2861:
2227:
2188:
1949:
1944:
1939:
1934:
1929:
1914:
1909:
1859:
1844:
1824:
1745:
1705:
1391:
981:
939:
924:
920:
916:
782:
778:
741:
462:
167:
156:
105:
786:
2958:
2942:
2937:
2876:
2652:
2580:
2562:
2455:
2450:
2445:
2440:
1954:
1899:
1849:
850:
657:
649:
368:
328:
264:
177:
138:
737:
for this star. It is now so entered in the IAU Catalog of Star Names.
2932:
2379:
2374:
2286:
2281:
2276:
2271:
2266:
2204:
2152:
2147:
2142:
2137:
2132:
2127:
2122:
2117:
2112:
2107:
2102:
2097:
2092:
2087:
2082:
2077:
2072:
2067:
2062:
2057:
2052:
2047:
2042:
2037:
2032:
2027:
2022:
2017:
2012:
2007:
2002:
1894:
1884:
1879:
1874:
908:
794:
790:
2980:
2845:
2840:
2835:
2830:
2825:
2820:
2815:
2810:
2805:
2800:
2795:
2790:
2785:
2780:
2775:
2770:
2765:
2760:
2755:
2750:
2745:
2740:
2735:
2730:
2725:
2720:
2715:
2710:
2705:
2700:
2695:
2690:
2685:
2680:
2675:
2670:
2635:
2621:
2616:
2585:
2501:
2496:
2491:
2422:
2417:
2412:
2407:
2402:
2397:
2364:
2359:
2354:
2349:
2344:
2339:
2334:
2329:
2324:
2319:
2301:
2291:
2261:
2256:
2251:
2246:
2218:
2182:
2173:
2165:
2157:
1997:
1992:
1987:
1982:
1977:
1221:
1167:
1052:
Perryman, M. A. C.; et al. (1997). "The
Hipparcos Catalogue".
524:
1289:
1093:
19:
This article is about the star. For the programming language, see
2521:
2516:
2511:
2465:
2460:
2369:
2197:
986:
974:
2881:
2599:
2296:
1051:
904:
691:
579:
454:
341:
269:
1332:
1271:
Piau, L.; Kervella, P.; Dib, S.; Hauschildt, P. (2011-02-01).
2866:
1654:, Hong Kong Space Museum. Accessed on line November 23, 2010.
714:
702:
1149:
Rosas-Portilla, F.; Schröder, K.-P.; Jack, D. (2022-04-26).
613:
1802:
641:
233:
221:
1148:
829:
1270:
1078:
653:
604:
1546:"Bulletin of the IAU Working Group on Star Names, No. 1"
1462:(2nd rev. ed.). Cambridge, Massachusetts: Sky Pub.
1273:"Surface convection and red-giant radius measurements"
821:
it formed part of an asterism called the "red bird".
610:
616:
607:
543:
Alphard, Alfard, Alphart, Kalbelaphard, Cor Hydrae,
601:
861:III. The angular diameter has been measured using
1731:. FOTW Flags Of The World website. 1 January 2019
1663:
1624:, written by 陳久金. Published by 台灣書房出版有限公司, 2005,
1489:Monthly Notices of the Royal Astronomical Society
1155:Monthly Notices of the Royal Astronomical Society
837:, with Alphard the brightest star near the centre
2993:
1144:
1142:
1140:
1138:
1136:
1134:
1132:
1130:
1128:
1199:
1457:
907:, an element that is normally produced by the
656:but larger and more luminous. It is about 177
1761:
1439:Centre de Données astronomiques de Strasbourg
1125:
812:
806:
762:
756:
1328:
1326:
110:−08° 39′ 30.969″
1047:
1045:
1043:
1041:
1039:
805:. Consequently, Alphard itself is known as
1775:
1768:
1754:
1693:Memorie della Societa Astronomica Italiana
1072:
1704:
1508:
1451:
1390:
1358:
1323:
1306:
1288:
1176:
1166:
1092:
70:J2000
2607:
1525:"IAU Working Group on Star Names (WGSN)"
1376:
1372:
1370:
1036:
980:The character Roy Alphard from Japanese
828:
1562:
1333:Setiawan, J.; et al. (July 2004).
213:
2994:
1589:
1482:
1423:
1266:
1264:
1262:
1260:
1258:
1749:
1538:
1367:
1234:
707:Calendarium of Al Achsasi Al Mouakket
1592:Star Lore: Myths, Legends, and Facts
1517:
1458:Kunitzsch, Paul; Smart, Tim (2006).
1228:
1255:
1193:
705:. In the catalogue of stars in the
225:
13:
748:, Latin for 'the heart of Hydra'.
14:
3058:
1729:"Astronomy of the Brazilian Flag"
1241:International Astronomical Union
953:
817:), "the First Star of Star". In
727:International Astronomical Union
597:
48:
41:
1721:
1684:
1657:
1635:
1612:
1583:
1476:
1017:
663:
16:Star in the constellation Hydra
3037:Henry Draper Catalogue objects
1590:Olcott, William Tyler (2004).
1000:
21:Alphard (programming language)
1:
3047:Bright Star Catalogue objects
1030:
824:
59:Location of Alphard (circled)
1360:10.1051/0004-6361:20041042-1
1277:Astronomy & Astrophysics
1054:Astronomy & Astrophysics
841:Alphard has three times the
713:, which was translated into
248:18.40 ± 0.78
7:
1570:"IAU Catalog of Star Names"
1483:Knobel, E. B. (June 1895).
1308:10.1051/0004-6361/201014442
1111:10.1051/0004-6361/201014442
1010:in the equation 10, where M
962:, symbolising the state of
813:
763:
731:Working Group on Star Names
10:
3063:
1793:Hydra in Chinese astronomy
1666:Astronomy and Astrophysics
1596:Courier Dover Publications
1409:10.1051/0004-6361:20065105
1379:Astronomy and Astrophysics
1339:Astronomy and Astrophysics
1081:Astronomy and Astrophysics
990:is named after this star.
18:
2971:
2951:
2923:
2914:
2854:
2661:
2643:
2634:
2598:
2571:
2553:
2544:
2474:
2431:
2388:
2310:
2237:
1968:
1810:
1801:
1783:
1239:. University of Toronto:
1014:is the absolute magnitude
807:
757:
572:
541:
534:
530:
308:
303:
299:
183:
176:
127:
64:
35:
1023:Calculated with parallax
993:
740:The European astronomer
644:in the constellation of
3022:Stars with proper names
1678:1997A&A...326..722M
1401:2006A&A...458..609D
1351:2004A&A...421..241S
1299:2011A&A...526A.100P
1103:2011A&A...526A.100P
1066:1997A&A...323L..49P
977:named after this star.
958:Alphard appears on the
903:shows a mild excess of
869:, it yields a value of
865:, after correction for
855:spectral classification
833:The western portion of
777:consisting of Alphard,
723:the bright solitary one
279:Absolute magnitude
134:Evolutionary stage
117:Apparent magnitude
23:. For the vehicle, see
3042:Durchmusterung objects
1788:List of stars in Hydra
1777:Constellation of Hydra
1645:香港太空館 - 研究資源 - 亮星中英對照表
1510:10.1093/mnras/55.8.429
838:
3007:Hydra (constellation)
1178:10.1093/mnras/stac929
1006:Calculated using the
832:
686:The traditional name
398:Luminosity (visual, L
3012:K-type bright giants
1202:Astronomical Journal
709:, it was designated
640:), is the brightest
2973:Astronomical events
1715:2006MmSAI..77..510S
1501:1895MNRAS..55..429K
1249:1967IAUS...30...57E
1214:1971AJ.....76..691P
573:Database references
490:Rotational velocity
32:
1650:2008-10-25 at the
1008:absolute magnitude
964:Mato Grosso do Sul
839:
652:, cooler than the
536:Other designations
216: −14.49
146:Spectral type
30:
3032:Hipparcos objects
3027:Flamsteed objects
2989:
2988:
2967:
2966:
2910:
2909:
2630:
2629:
2594:
2593:
2540:
2539:
1630:978-986-7332-25-7
1469:978-1-931559-44-7
948:asteroseismologic
932:radial velocities
719:Soheil Solitarius
681:Bayer designation
648:. It is a single
591:
590:
563:136871, FK5 354,
228: 33.25
3054:
2921:
2920:
2641:
2640:
2605:
2604:
2551:
2550:
2532:SSSPM J0829-1309
1808:
1807:
1770:
1763:
1756:
1747:
1746:
1741:
1740:
1738:
1736:
1725:
1719:
1718:
1708:
1706:astro-ph/0505184
1688:
1682:
1681:
1661:
1655:
1643:
1639:
1633:
1620:
1616:
1610:
1609:
1587:
1581:
1580:
1578:
1576:
1566:
1560:
1559:
1557:
1555:
1550:
1542:
1536:
1535:
1533:
1531:
1521:
1515:
1514:
1512:
1480:
1474:
1473:
1455:
1449:
1448:
1446:
1445:
1427:
1421:
1420:
1394:
1392:astro-ph/0608160
1374:
1365:
1364:
1362:
1330:
1321:
1320:
1310:
1292:
1268:
1253:
1252:
1232:
1226:
1225:
1197:
1191:
1190:
1180:
1170:
1146:
1123:
1122:
1096:
1076:
1070:
1069:
1049:
1024:
1021:
1015:
1004:
950:investigations.
895:
885:
879:
874:
859:luminosity class
816:
810:
809:
766:
760:
759:
679:) is the star's
623:
622:
619:
618:
615:
612:
609:
606:
603:
522:
520:
452:
450:
383:
382:
381:
353:
351:
326:
324:
295:
293:
227:
215:
128:Characteristics
120:
100:
95:
65:Observation data
52:
45:
33:
29:
3062:
3061:
3057:
3056:
3055:
3053:
3052:
3051:
2992:
2991:
2990:
2985:
2963:
2947:
2916:Galaxy clusters
2906:
2902:Tololo 1247-232
2892:Peekaboo Galaxy
2850:
2657:
2626:
2590:
2567:
2536:
2507:2MASS 1114−2618
2470:
2427:
2384:
2306:
2233:
1964:
1797:
1779:
1774:
1744:
1734:
1732:
1727:
1726:
1722:
1689:
1685:
1662:
1658:
1652:Wayback Machine
1641:
1640:
1636:
1618:
1617:
1613:
1606:
1598:. p. 226.
1588:
1584:
1574:
1572:
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1551:
1548:
1544:
1543:
1539:
1529:
1527:
1523:
1522:
1518:
1481:
1477:
1470:
1456:
1452:
1443:
1441:
1429:
1428:
1424:
1375:
1368:
1331:
1324:
1269:
1256:
1233:
1229:
1198:
1194:
1147:
1126:
1077:
1073:
1050:
1037:
1033:
1028:
1027:
1022:
1018:
1013:
1005:
1001:
996:
956:
913:nucleosynthesis
893:
883:
881:
872:
870:
843:mass of the Sun
827:
773:, refers to an
725:. In 2016, the
666:
600:
596:
568:
518:
516:
496: sin
483:2,991 days
448:
446:
421:Surface gravity
413:
410:
401:
391:
388:
379:
377:
376:
374:
361:
358:
349:
347:
334:
331:
322:
320:
291:
289:
284:
267:
224:
195:
190:Radial velocity
115:
98:
93:Right ascension
91:
66:
60:
58:
57:
56:
55:
54:
53:
28:
17:
12:
11:
5:
3060:
3050:
3049:
3044:
3039:
3034:
3029:
3024:
3019:
3014:
3009:
3004:
2987:
2986:
2984:
2983:
2977:
2975:
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2965:
2964:
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2955:
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2918:
2912:
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2904:
2899:
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2884:
2879:
2874:
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2864:
2858:
2856:
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2838:
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2818:
2813:
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2798:
2793:
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2773:
2768:
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2748:
2743:
2738:
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2728:
2723:
2718:
2713:
2708:
2703:
2698:
2693:
2688:
2683:
2678:
2673:
2667:
2665:
2659:
2658:
2656:
2655:
2649:
2647:
2638:
2632:
2631:
2628:
2627:
2625:
2624:
2619:
2613:
2611:
2602:
2596:
2595:
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2589:
2588:
2583:
2577:
2575:
2569:
2568:
2566:
2565:
2559:
2557:
2548:
2542:
2541:
2538:
2537:
2535:
2534:
2529:
2527:WISE 0855−0714
2524:
2519:
2514:
2509:
2504:
2499:
2494:
2489:
2484:
2478:
2476:
2472:
2471:
2469:
2468:
2463:
2458:
2453:
2448:
2443:
2437:
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2415:
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2299:
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2279:
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2269:
2264:
2259:
2254:
2249:
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2241:
2235:
2234:
2232:
2231:
2224:
2216:
2208:
2201:
2194:
2186:
2179:
2171:
2163:
2155:
2150:
2145:
2140:
2135:
2130:
2125:
2120:
2115:
2110:
2105:
2100:
2095:
2090:
2085:
2080:
2075:
2070:
2065:
2060:
2055:
2050:
2045:
2040:
2035:
2030:
2025:
2020:
2015:
2010:
2005:
2000:
1995:
1990:
1985:
1980:
1974:
1972:
1966:
1965:
1963:
1962:
1957:
1952:
1947:
1942:
1937:
1932:
1927:
1922:
1917:
1912:
1907:
1902:
1897:
1892:
1887:
1882:
1877:
1872:
1867:
1862:
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1852:
1847:
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1837:
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1827:
1822:
1816:
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1805:
1799:
1798:
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1795:
1790:
1784:
1781:
1780:
1773:
1772:
1765:
1758:
1750:
1743:
1742:
1720:
1683:
1656:
1634:
1611:
1604:
1582:
1561:
1537:
1516:
1495:(8): 429–438.
1475:
1468:
1450:
1422:
1385:(2): 609–623.
1366:
1322:
1254:
1227:
1222:10.1086/111186
1192:
1161:(1): 906–924.
1124:
1071:
1034:
1032:
1029:
1026:
1025:
1016:
1011:
998:
997:
995:
992:
971:Toyota Alphard
960:flag of Brazil
955:
952:
938:profiles. The
915:. Typically a
891:
867:limb darkening
863:interferometry
826:
823:
711:Soheil al Fard
665:
662:
632:, abbreviated
589:
588:
583:
575:
574:
570:
569:
542:
539:
538:
532:
531:
528:
527:
514:
506:
505:
502:
485:
484:
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473:
472:
466:
458:
457:
444:
436:
435:
429:
416:
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411:
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399:
394:
393:
389:
386:
372:
364:
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359:
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345:
337:
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332:
329:
318:
310:
309:
306:
305:
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300:
297:
296:
287:
282:
274:
273:
261:
253:
252:
246:
237:
236:
211:
202:
201:
200:−4.3 km/s
198:
193:
185:
184:
181:
180:
174:
173:
170:
163:
162:
159:
152:
151:
148:
142:
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136:
130:
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108:
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101:
96:
88:
87:
82:
76:
75:
62:
61:
47:
46:
40:
39:
38:
37:
36:
25:Toyota Alphard
15:
9:
6:
4:
3:
2:
3059:
3048:
3045:
3043:
3040:
3038:
3035:
3033:
3030:
3028:
3025:
3023:
3020:
3018:
3017:K-type giants
3015:
3013:
3010:
3008:
3005:
3003:
3002:Bayer objects
3000:
2999:
2997:
2982:
2979:
2978:
2976:
2974:
2970:
2960:
2957:
2956:
2954:
2950:
2944:
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2936:
2934:
2931:
2930:
2928:
2926:
2922:
2919:
2917:
2913:
2903:
2900:
2898:
2897:TN J0924-2201
2895:
2893:
2890:
2888:
2885:
2883:
2880:
2878:
2875:
2873:
2870:
2868:
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2610:
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2601:
2597:
2587:
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2579:
2578:
2576:
2574:
2570:
2564:
2561:
2560:
2558:
2556:
2552:
2549:
2547:
2546:Star clusters
2543:
2533:
2530:
2528:
2525:
2523:
2520:
2518:
2515:
2513:
2510:
2508:
2505:
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2300:
2298:
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2283:
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2270:
2268:
2265:
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2260:
2258:
2255:
2253:
2250:
2248:
2245:
2244:
2242:
2240:
2236:
2230:
2229:
2225:
2223:
2221:
2217:
2215:
2213:
2209:
2207:
2206:
2202:
2200:
2199:
2195:
2193:
2191:
2187:
2185:
2184:
2180:
2178:
2176:
2172:
2170:
2168:
2164:
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2160:
2156:
2154:
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2149:
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2141:
2139:
2136:
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2119:
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2111:
2109:
2106:
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2069:
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2046:
2044:
2041:
2039:
2036:
2034:
2031:
2029:
2026:
2024:
2021:
2019:
2016:
2014:
2011:
2009:
2006:
2004:
2001:
1999:
1996:
1994:
1991:
1989:
1986:
1984:
1981:
1979:
1976:
1975:
1973:
1971:
1967:
1961:
1958:
1956:
1953:
1951:
1948:
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1938:
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1933:
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1928:
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1911:
1908:
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1660:
1653:
1649:
1646:
1638:
1631:
1627:
1623:
1615:
1607:
1605:0-486-43581-4
1601:
1597:
1593:
1586:
1571:
1565:
1547:
1541:
1526:
1520:
1511:
1506:
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1120:
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1086:
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1075:
1067:
1063:
1059:
1055:
1048:
1046:
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1042:
1040:
1035:
1020:
1009:
1003:
999:
991:
989:
988:
983:
978:
976:
972:
967:
965:
961:
954:Modern legacy
951:
949:
945:
941:
937:
936:spectral line
933:
928:
926:
922:
921:binary system
919:belongs to a
918:
914:
910:
906:
902:
897:
894:
890:
878:
868:
864:
860:
856:
852:
848:
847:main sequence
844:
836:
831:
822:
820:
819:ancient China
815:
804:
800:
796:
792:
788:
784:
780:
776:
772:
771:
765:
754:
749:
747:
743:
738:
736:
732:
728:
724:
720:
716:
712:
708:
704:
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693:
689:
684:
682:
678:
674:
670:
661:
659:
655:
651:
647:
643:
639:
635:
631:
627:
624:, designated
621:
595:
587:
584:
582:
581:
577:
576:
571:
566:
562:
558:
554:
550:
546:
540:
537:
533:
529:
526:
515:
513:
512:
508:
507:
504:1.1 km/s
503:
501:
499:
495:
491:
487:
486:
482:
480:
479:
475:
474:
471:
467:
465:
464:
460:
459:
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445:
443:
442:
438:
437:
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418:
417:
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403:
396:
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392:
373:
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366:
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362:
346:
344:
343:
339:
338:
335:
319:
317:
316:
312:
311:
307:
302:
298:
288:
286:
280:
276:
275:
271:
268:(54 ± 2
266:
263:177 ± 8
262:
260:
259:
255:
254:
251:
247:
245:
243:
239:
238:
235:
231:
223:
219:
212:
210:
208:
207:Proper motion
204:
203:
199:
197:
191:
187:
186:
182:
179:
175:
171:
169:
165:
164:
160:
158:
154:
153:
149:
147:
144:
143:
140:
137:
135:
132:
131:
126:
122:
118:
114:
113:
109:
107:
104:
103:
99:09 27 35.2433
97:
94:
90:
89:
86:
83:
81:
80:Constellation
78:
77:
73:
69:
63:
51:
44:
34:
26:
22:
2887:MRC 1138-262
2487:HE 1327-2326
2482:HE 1256-2738
2355:3923 (Felis)
2226:
2219:
2211:
2203:
2196:
2189:
2181:
2174:
2166:
2158:
1840:ε (Ashlesha)
1819:
1733:. Retrieved
1723:
1696:
1692:
1686:
1669:
1665:
1659:
1642:(in Chinese)
1637:
1621:
1619:(in Chinese)
1614:
1591:
1585:
1573:. Retrieved
1564:
1552:. Retrieved
1540:
1528:. Retrieved
1519:
1492:
1488:
1478:
1459:
1453:
1442:. Retrieved
1434:
1425:
1382:
1378:
1342:
1338:
1280:
1276:
1236:
1230:
1205:
1201:
1195:
1158:
1154:
1084:
1080:
1074:
1057:
1053:
1019:
1002:
985:
979:
968:
957:
940:oscillations
929:
898:
888:
849:to become a
840:
768:
750:
745:
739:
734:
729:organized a
722:
718:
710:
706:
698:
694:
690:is from the
687:
685:
677:Alpha Hydrae
676:
668:
667:
664:Nomenclature
637:
633:
629:
626:Alpha Hydrae
625:
593:
592:
578:
509:
497:
493:
488:
476:
461:
439:
424:
419:
397:
367:
340:
313:
277:
256:
240:
205:
188:
2872:ESO 510-G13
2862:AM 1316-241
1905:σ (Minchir)
1820:α (Alphard)
1699:: 510–514.
1672:: 722–730.
1345:: 241–254.
1208:: 691–700.
1060:: L49–L52.
982:light novel
925:white dwarf
917:barium star
814:Xīng Xiù yī
767:), meaning
742:Tycho Brahe
658:light-years
468:−0.12
463:Metallicity
441:Temperature
168:color index
157:color index
106:Declination
2996:Categories
2959:Hickson 40
2877:GAMA202627
2581:Messier 68
2563:Messier 48
1444:2009-10-09
1168:2203.16593
1031:References
944:pulsations
899:Alphard's
886:2.41
875:0.08
857:of K3 and
851:giant star
825:Properties
744:dubbed it
721:, meaning
650:giant star
555:−08°2680,
431:1.77
423:(log
369:Luminosity
178:Astrometry
139:Giant star
2609:Planetary
1970:Flamsteed
1920:υ (Zhang)
1860:ι (Ukdah)
1431:"Alphard"
1317:0004-6361
1290:1010.3649
1187:0035-8711
1119:118533297
1094:1010.3649
909:s-process
795:27 Hydrae
791:26 Hydrae
746:Cor Hydræ
673:Latinised
634:Alpha Hya
406:426
119: (V)
2981:GW170817
2636:Galaxies
2622:NGC 3242
2617:Abell 33
2586:NGC 5694
2573:Globular
2502:LTT 3780
2497:LHS 3003
2492:LHS 2065
2340:3858 (I)
2330:3749 (G)
2239:Variable
1648:Archived
1283:: A100.
1087:: A100.
901:spectrum
892:☉
803:HD 82428
799:HD 82477
787:ι Hydrae
783:τ Hydrae
779:τ Hydrae
775:asterism
764:Xīng Xiù
669:α Hydrae
630:α Hydrae
547:Hydrae,
478:Rotation
412:☉
390:☉
360:☉
333:☉
281: (M
258:Distance
242:Parallax
31:Alphard
2645:Messier
2600:Nebulae
2522:WASP-84
2517:WASP-36
2512:WASP-25
1711:Bibcode
1674:Bibcode
1575:28 July
1554:28 July
1497:Bibcode
1417:9341088
1397:Bibcode
1347:Bibcode
1295:Bibcode
1245:Bibcode
1210:Bibcode
1099:Bibcode
1062:Bibcode
987:Re:Zero
984:series
975:minivan
853:with a
753:Chinese
735:Alphard
699:al-fard
688:Alphard
594:Alphard
559:81797,
304:Details
150:K3IIIa
72:Equinox
2882:IC 535
2433:Gliese
2220:31 Mon
2212:30 Mon
2205:14 Lib
2198:20 Crt
2190:17 Crt
2183:10 Crt
2143:58 (E)
2123:54 (m)
2118:52 (l)
2113:51 (k)
2078:33 (A)
2063:27 (P)
2008:12 (D)
1628:
1622:中國星座神話
1602:
1530:22 May
1466:
1435:SIMBAD
1415:
1315:
1185:
1117:
927:star.
905:barium
692:Arabic
660:away.
580:SIMBAD
567:46390
551:3748,
523:
453:
384:
354:
342:Radius
327:
290:−1.743
172:+1.45
161:+1.73
123:+2.00
74:J2000
2952:Other
2925:Abell
2867:Arp 7
2855:Other
2475:Other
2423:90156
2418:86264
2413:86226
2408:82943
2403:74156
2398:72659
2228:2 Sex
2175:6 Crt
2167:5 Crt
2159:3 Crt
1993:6 (a)
1812:Bayer
1803:Stars
1735:3 May
1701:arXiv
1549:(PDF)
1413:S2CID
1387:arXiv
1285:arXiv
1163:arXiv
1115:S2CID
1089:arXiv
994:Notes
973:is a
882:55.93
835:Hydra
715:Latin
703:Arabs
695:الفرد
646:Hydra
638:α Hya
294:0.032
226:Dec.:
85:Hydra
68:Epoch
2943:3412
2938:3411
2846:5495
2841:5264
2836:5260
2831:5135
2826:5101
2821:5078
2816:4993
2811:4980
2806:3923
2801:3717
2796:3621
2791:3585
2786:3464
2781:3402
2776:3393
2771:3369
2766:3336
2761:3316
2756:3315
2751:3314
2746:3313
2741:3312
2736:3311
2731:3309
2726:3308
2721:3307
2716:3305
2711:3285
2706:3109
2701:3081
2696:3054
2691:2992
2686:2890
2681:2865
2676:2835
2671:2617
2555:Open
2466:3634
2461:3517
2380:5265
2375:4445
2370:4339
2365:4328
2360:4162
2350:3919
2345:3862
2335:3750
2325:3538
2320:3378
2302:V478
2297:V421
2292:V419
1737:2019
1626:ISBN
1600:ISBN
1577:2016
1556:2016
1532:2016
1464:ISBN
1313:ISSN
1183:ISSN
969:The
934:and
871:9.58
801:and
770:Star
642:star
586:data
447:4117
380:−133
378:+154
348:55.9
325:0.32
315:Mass
166:B−V
155:U−B
2933:754
2663:NGC
2456:453
2451:433
2446:357
2441:328
2222:(F)
2214:(C)
2192:(N)
2177:(b)
2169:(b)
2161:(b)
1670:326
1505:doi
1405:doi
1383:458
1355:doi
1343:421
1303:doi
1281:526
1218:doi
1173:doi
1159:513
1107:doi
1085:526
1058:323
1012:abs
911:of
877:mas
808:星宿一
751:In
717:as
675:to
654:Sun
614:ɑːr
565:HIP
561:SAO
525:Myr
521:160
517:420
511:Age
470:dex
433:cgs
375:971
352:2.4
321:3.2
250:mas
244:(π)
230:mas
218:mas
214:RA:
209:(μ)
2998::
2653:83
2390:HD
2312:HR
2287:LQ
2282:KU
2277:HS
2272:EX
2267:TW
2153:60
2148:59
2138:57
2133:56
2128:55
2108:50
2103:48
2098:47
2093:44
2088:37
2083:34
2073:29
2068:28
2058:26
2053:25
2048:24
2043:23
2038:21
2033:20
2028:19
2023:17
2018:15
2013:14
2003:10
1709:.
1697:77
1695:.
1668:.
1594:.
1503:.
1493:55
1491:.
1487:.
1437:.
1433:.
1411:.
1403:.
1395:.
1381:.
1369:^
1353:.
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