Knowledge (XXG)

Delta Aquarii

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data strongly suggested a close companion object. An orbit was derived with a 483-day period, an eccentricity of 0.12, and an inclination of 41°. When Delta Aquarii was first examined for the companion, it could not be seen. Any possible companion beyond
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David, Trevor J.; Hillenbrand, Lynne A. (2015), "The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets",
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Malagnini, M. L.; Morossi, C. (November 1990), "Accurate absolute luminosities, effective temperatures, radii, masses and surface gravities for a selected sample of field stars",
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Takeda, Yoichi; Kang, Dong-Il; Han, Inwoo; Lee, Byeong-Cheol; Kim, Kang-Min (2009). "Can Sodium Abundances of A-Type Stars be Reliably Determined from Na I 5890/5896 Lines?".
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of around 9,000 K. This heat gives it the characteristic white-hued glow of an A-type star. It has a relatively high rate of rotation, with a
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Abt, Helmut A.; Morrell, Nidia I. (July 1995), "The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars",
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Hill, G. M. (February 1995), "Compositional differences among the A-type stars. 2: Spectrum synthesis up to V sin i = 110 km/s",
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Borgniet, S.; Lagrange, A.-M.; Meunier, N.; Galland, F. (2017), "Extrasolar planets and brown dwarfs around AF-type stars",
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Royer, F.; Zorec, J.; Gómez, A. E. (February 2007), "Rotational velocities of A-type stars. III. Velocity distributions",
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Ehrenreich, D.; et al. (November 2010), "Deep infrared imaging of close companions to austral A- and F-type stars",
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Ducati, J. R. (2002), "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system",
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that might indicate the presence of circumstellar matter. Delta Aquarii is a probable stream star member of the
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Zorec, J.; Royer, F. (2012), "Rotational velocities of A-type stars. IV. Evolution of rotational velocities",
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Monier, R. (November 2005), "Abundances of a sample of A and F-type dwarf members of the Ursa Major Group",
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for this star on 21 August 2016, and it is now so included in the List of IAU-approved Star Names.
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A Dictionary of Modern star Names: A Short Guide to 254 Star Names and Their Derivations
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Celis S., L. (October 1975), "Photoelectric photometry of late-type variable stars",
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is 3.3, which can be seen with the naked eye. The distance to this star is about 113
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Su, K. Y. L.; et al. (December 2006), "Debris Disk Evolution around A Stars",
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AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 7 日
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Anderson, E.; Francis, Ch. (2012), "XHIP: An extended hipparcos compilation",
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Wilson, Ralph Elmer (1953). "General Catalogue of Stellar Radial Velocities".
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van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction",
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Hoffleit, Dorrit; Jaschek, Carlos (1991), "The Bright star catalogue",
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Data Release 2: Summary of the contents and survey properties"
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Commonwealth Scientific and Industrial Research Organisation
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observations did then find a companion, a likely G5
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It is radiating 26 times the luminosity 1953: 1917: 1853: 1599: 1544: 1488: 1435: 1383: 1299: 1243: 1205: 1195: 1185: 1084: 998: 610:, etc., which was erroneously applied to 59:J2000       974: 190: 1743:IAU Working Group on Star Names (WGSN) 889:that is generating energy through the 18: 1154: 1152: 1150: 1148: 864:the Twenty Sixth Star of Palace Guard 536:, is the third-brightest star in the 7: 1716:Kunitzsch, Paul; Smart, Tim (2006). 1098: 1096: 882:of A3 Vp, indicating this is a 1819:, December 21, 2004, archived from 202: 1131:Carnegie Institution of Washington 614:in late medieval times), from the 16:Star in the constellation Aquarius 14: 560:measurements, and it has a close 3424: 3423: 1748:International Astronomical Union 1065:Astrophysical Journal Supplement 905:from its outer atmosphere at an 631:International Astronomical Union 512: 225:28.7936 ± 0.7289  37: 30: 1214:Gaia DR2 record for this source 442:Skat, Scheat, 76 Aquarii, 48:Location of δ Aquarii (circled) 3483:Henry Draper Catalogue objects 1971:Star names derived from Arabic 1: 3493:Bright Star Catalogue objects 2030:Aquarius in Chinese astronomy 911:projected rotational velocity 670:consisting of Delta Aquarii, 594:It bore the traditional name 1424:Astronomy & Astrophysics 1288:Astronomy & Astrophysics 1173:Astronomy & Astrophysics 850:for Delta Aquarii itself is 1618:10.1051/0004-6361/201014763 1454:10.1051/0004-6361/201117691 1402:10.1088/0004-637X/804/2/146 1318:10.1051/0004-6361/201628805 1207:10.1051/0004-6361/201833051 878:of Delta Aquarii matches a 858: 656: 635:Working Group on Star Names 3519: 3448:A-type main-sequence stars 3003:HD 212771 b (Victoriapeak) 1955:10.1051/0004-6361:20053222 1934:Astronomy and Astrophysics 1784:Astronomy and Astrophysics 1588:Astronomy and Astrophysics 1563:10.1051/0004-6361:20065224 1533:Astronomy and Astrophysics 1017:10.1051/0004-6361:20078357 987:Astronomy and Astrophysics 3421: 3395: 3359: 3131: 3095: 2949: 2040:List of stars in Aquarius 2025: 2019:Constellation of Aquarius 1842:The Astrophysical Journal 1372:The Astrophysical Journal 1262:10.1134/S1063773712050015 887:A-type main-sequence star 863: 852: 650: 546:apparent visual magnitude 471: 440: 433: 429: 279: 274: 270: 160: 153: 116: 53: 24: 3463:Aquarius (constellation) 3342:WISE J224607.57−052635.0 1898:The Astronomical Journal 918:excess infrared emission 3458:Stars with proper names 3453:Ursa Major moving group 2867:2MASS J21392676+0220226 1946:2005A&A...442..563M 1796:1995A&A...294..536H 1704:1975A&AS...22....9C 1610:2010A&A...523A..73E 1555:2007A&A...463..671R 1446:2012A&A...537A.120Z 1357:1990A&AS...85.1015M 1310:2017A&A...599A..57B 1197:2018A&A...616A...1G 1009:2007A&A...474..653V 922:Ursa Major Moving Group 897:and a radius 2.4 times 700:Epsilon Piscis Austrini 256:Absolute magnitude 106:Apparent magnitude 3473:Durchmusterung objects 1507:10.1093/pasj/61.5.1165 880:stellar classification 692:Lambda Piscis Austrini 1809:"The Colour of Stars" 907:effective temperature 589:Flamsteed designation 846:. Consequently, the 507:), officially named 3401:Astronomical events 1983:Image Delta Aquarii 1910:2003AJ....125.1980K 1864:2006ApJ...653..675S 1499:2009PASJ...61.1165T 1394:2015ApJ...804..146D 1254:2012AstL...38..331A 1139:1953GCRV..C......0W 1113:1991bsc..book.....H 1077:1995ApJS...99..135A 1051:2002yCat.2237....0D 884:chemically peculiar 859:Yǔ Lín Jūn ershíliù 587:. It also has the 472:Database references 396:Rotational velocity 205: -33.027  193: -38.904  21: 3322:Lyman-alpha blob 1 1976:2005-02-05 at the 966:from the primary. 708:20 Piscis Austrini 704:21 Piscis Austrini 435:Other designations 123:Spectral type 19: 3488:Hipparcos objects 3478:Flamsteed objects 3435: 3434: 3417: 3416: 3391: 3390: 3355: 3354: 3158: 3157: 3127: 3126: 3091: 3090: 2945: 2944: 2821:212771 (Lionrock) 1727:978-1-931559-44-7 1639:"del Aqr -- Star" 1232:Astronomy Letters 913:of 81 km s. 585:Bayer designation 490: 489: 245:(34.7 ± 0.9  3510: 3427: 3426: 3397: 3383:XMMXCS 2215-1738 3378:RXC J2211.7-0350 3361: 3169: 3133: 3097: 2951: 2055: 2012: 2005: 1998: 1989: 1959: 1958: 1957: 1929: 1923: 1922: 1921: 1904:(4): 1980–2017, 1889: 1883: 1882: 1857: 1855:astro-ph/0608563 1837: 1831: 1830: 1829: 1828: 1805: 1799: 1798: 1779: 1773: 1769: 1765: 1759: 1758: 1756: 1754: 1738: 1732: 1731: 1713: 1707: 1706: 1687: 1681: 1680: 1678: 1676: 1665: 1656: 1655: 1654: 1653: 1635: 1629: 1628: 1603: 1583: 1574: 1573: 1548: 1546:astro-ph/0610785 1528: 1519: 1518: 1492: 1483:(5): 1165–1178. 1472: 1466: 1465: 1439: 1419: 1413: 1412: 1387: 1366: 1360: 1359: 1351:(3): 1015–1019, 1340: 1329: 1328: 1303: 1283: 1274: 1273: 1247: 1227: 1221: 1211: 1209: 1199: 1189: 1156: 1143: 1142: 1122: 1116: 1115: 1100: 1091: 1090: 1088: 1060: 1054: 1053: 1034: 1028: 1027: 1002: 982: 965: 943: 865: 861: 855: 854: 659: 653: 652: 583:) is the star's 535: 534: 531: 530: 527: 524: 521: 518: 204: 192: 117:Characteristics 109: 89: 84: 54:Observation data 41: 34: 22: 3518: 3517: 3513: 3512: 3511: 3509: 3508: 3507: 3438: 3437: 3436: 3431: 3413: 3387: 3365:Galaxy clusters 3351: 3300: 3154: 3123: 3087: 2941: 2922:WASP-6 (Márohu) 2855: 2811:206610 (Bosona) 2797: 2689: 2611: 2303: 2044: 2035:Aquarius Stream 2021: 2016: 1978:Wayback Machine 1967: 1962: 1931: 1930: 1926: 1891: 1890: 1886: 1839: 1838: 1834: 1826: 1824: 1807: 1806: 1802: 1781: 1780: 1776: 1767: 1766: 1762: 1752: 1750: 1740: 1739: 1735: 1728: 1715: 1714: 1710: 1689: 1688: 1684: 1674: 1672: 1667: 1666: 1659: 1651: 1649: 1637: 1636: 1632: 1585: 1584: 1577: 1530: 1529: 1522: 1474: 1473: 1469: 1421: 1420: 1416: 1368: 1367: 1363: 1342: 1341: 1332: 1285: 1284: 1277: 1229: 1228: 1224: 1160:Brown, A. G. A. 1158: 1157: 1146: 1124: 1123: 1119: 1102: 1101: 1094: 1062: 1061: 1057: 1036: 1035: 1031: 984: 983: 976: 972: 963: 956:interferometric 950: 947: 938: 932:An analysis of 930: 872: 712:Upsilon Aquarii 666:, refers to an 598:(also rendered 570: 515: 511: 467: 446:-16 6173, 402: sin  346:Surface gravity 338: 335: 318: 315: 298: 295: 261: 244: 201: 177:+18.0 km/s 172: 167:Radial velocity 104: 87: 82:Right ascension 80: 55: 49: 47: 46: 45: 44: 43: 42: 17: 12: 11: 5: 3516: 3514: 3506: 3505: 3500: 3495: 3490: 3485: 3480: 3475: 3470: 3465: 3460: 3455: 3450: 3440: 3439: 3433: 3432: 3422: 3419: 3418: 3415: 3414: 3412: 3411: 3405: 3403: 3393: 3392: 3389: 3388: 3386: 3385: 3380: 3375: 3369: 3367: 3357: 3356: 3353: 3352: 3350: 3349: 3344: 3339: 3337:SMM J2135-0102 3334: 3329: 3324: 3319: 3314: 3312:Aquarius Dwarf 3308: 3306: 3302: 3301: 3299: 3298: 3293: 3288: 3283: 3278: 3273: 3268: 3263: 3258: 3253: 3248: 3243: 3238: 3233: 3228: 3223: 3218: 3213: 3208: 3203: 3198: 3193: 3188: 3183: 3177: 3175: 3166: 3160: 3159: 3156: 3155: 3153: 3152: 3147: 3141: 3139: 3129: 3128: 3125: 3124: 3122: 3121: 3116: 3111: 3105: 3103: 3093: 3092: 3089: 3088: 3086: 3085: 3080: 3075: 3070: 3065: 3060: 3055: 3050: 3045: 3040: 3035: 3030: 3025: 3020: 3015: 3010: 3005: 3000: 2995: 2990: 2985: 2980: 2975: 2970: 2965: 2959: 2957: 2947: 2946: 2943: 2942: 2940: 2939: 2934: 2929: 2924: 2919: 2914: 2909: 2904: 2899: 2894: 2889: 2884: 2879: 2874: 2869: 2863: 2861: 2857: 2856: 2854: 2853: 2848: 2843: 2838: 2833: 2828: 2823: 2818: 2813: 2807: 2805: 2799: 2798: 2796: 2795: 2790: 2785: 2780: 2775: 2770: 2765: 2760: 2755: 2750: 2745: 2740: 2735: 2730: 2725: 2720: 2715: 2710: 2705: 2699: 2697: 2691: 2690: 2688: 2687: 2682: 2677: 2672: 2667: 2662: 2657: 2652: 2647: 2642: 2637: 2632: 2627: 2621: 2619: 2613: 2612: 2610: 2609: 2604: 2599: 2594: 2589: 2584: 2579: 2574: 2569: 2564: 2559: 2554: 2549: 2544: 2539: 2534: 2529: 2524: 2519: 2514: 2509: 2504: 2499: 2494: 2489: 2484: 2479: 2474: 2469: 2464: 2459: 2454: 2449: 2444: 2439: 2434: 2429: 2424: 2419: 2414: 2409: 2404: 2399: 2394: 2389: 2384: 2379: 2374: 2369: 2364: 2359: 2354: 2349: 2344: 2339: 2334: 2329: 2324: 2319: 2313: 2311: 2305: 2304: 2302: 2301: 2294: 2289: 2284: 2279: 2274: 2269: 2264: 2259: 2254: 2249: 2244: 2239: 2234: 2229: 2224: 2219: 2214: 2209: 2204: 2199: 2194: 2189: 2184: 2179: 2174: 2169: 2164: 2159: 2154: 2149: 2144: 2139: 2134: 2129: 2124: 2119: 2114: 2109: 2104: 2099: 2094: 2089: 2084: 2079: 2074: 2069: 2067:α (Sadalmelik) 2063: 2061: 2052: 2046: 2045: 2043: 2042: 2037: 2032: 2026: 2023: 2022: 2017: 2015: 2014: 2007: 2000: 1992: 1986: 1985: 1980: 1966: 1965:External links 1963: 1961: 1960: 1940:(2): 563–566, 1924: 1919:10.1086/368241 1884: 1872:10.1086/508649 1848:(1): 675–689, 1832: 1800: 1790:(2): 536–546, 1774: 1760: 1733: 1726: 1708: 1682: 1669:"Naming Stars" 1657: 1630: 1575: 1539:(2): 671–682, 1520: 1467: 1414: 1361: 1330: 1275: 1222: 1144: 1129:. Washington: 1117: 1092: 1086:10.1086/192182 1055: 1029: 993:(2): 653–664, 973: 971: 968: 948: 945: 929: 926: 891:nuclear fusion 871: 868: 569: 566: 499:, abbreviated 488: 487: 482: 474: 473: 469: 468: 466: 165375. 458: 113136, 454: 216627, 441: 438: 437: 431: 430: 427: 426: 420: 412: 411: 408: 391: 390: 384: 376: 375: 369: 361: 360: 354: 341: 340: 336: 333: 329: 321: 320: 316: 313: 309: 301: 300: 296: 293: 289: 281: 280: 277: 276: 272: 271: 268: 267: 264: 259: 251: 250: 238: 230: 229: 223: 214: 213: 188: 179: 178: 175: 170: 162: 161: 158: 157: 151: 150: 147: 140: 139: 136: 129: 128: 125: 119: 118: 114: 113: 110: 101: 100: 97: 91: 90: 85: 77: 76: 71: 65: 64: 51: 50: 36: 35: 29: 28: 27: 26: 25: 15: 13: 10: 9: 6: 4: 3: 2: 3515: 3504: 3501: 3499: 3496: 3494: 3491: 3489: 3486: 3484: 3481: 3479: 3476: 3474: 3471: 3469: 3468:Bayer objects 3466: 3464: 3461: 3459: 3456: 3454: 3451: 3449: 3446: 3445: 3443: 3430: 3420: 3410: 3407: 3406: 3404: 3402: 3398: 3394: 3384: 3381: 3379: 3376: 3374: 3371: 3370: 3368: 3366: 3362: 3358: 3348: 3345: 3343: 3340: 3338: 3335: 3333: 3330: 3328: 3325: 3323: 3320: 3318: 3315: 3313: 3310: 3309: 3307: 3303: 3297: 3294: 3292: 3289: 3287: 3284: 3282: 3279: 3277: 3274: 3272: 3269: 3267: 3264: 3262: 3259: 3257: 3254: 3252: 3249: 3247: 3244: 3242: 3239: 3237: 3234: 3232: 3229: 3227: 3224: 3222: 3219: 3217: 3214: 3212: 3209: 3207: 3204: 3202: 3199: 3197: 3194: 3192: 3189: 3187: 3184: 3182: 3179: 3178: 3176: 3174: 3170: 3167: 3165: 3161: 3151: 3150:Saturn Nebula 3148: 3146: 3143: 3142: 3140: 3138: 3134: 3130: 3120: 3117: 3115: 3112: 3110: 3107: 3106: 3104: 3102: 3101:Star clusters 3098: 3094: 3084: 3081: 3079: 3076: 3074: 3071: 3069: 3066: 3064: 3061: 3059: 3056: 3054: 3051: 3049: 3046: 3044: 3041: 3039: 3036: 3034: 3031: 3029: 3026: 3024: 3021: 3019: 3016: 3014: 3011: 3009: 3006: 3004: 3001: 2999: 2996: 2994: 2991: 2989: 2986: 2984: 2981: 2979: 2976: 2974: 2971: 2969: 2966: 2964: 2961: 2960: 2958: 2956: 2952: 2948: 2938: 2935: 2933: 2930: 2928: 2925: 2923: 2920: 2918: 2915: 2913: 2912:Sneden's Star 2910: 2908: 2905: 2903: 2900: 2898: 2895: 2893: 2890: 2888: 2885: 2883: 2880: 2878: 2875: 2873: 2870: 2868: 2865: 2864: 2862: 2858: 2852: 2849: 2847: 2844: 2842: 2839: 2837: 2834: 2832: 2829: 2827: 2824: 2822: 2819: 2817: 2814: 2812: 2809: 2808: 2806: 2804: 2800: 2794: 2791: 2789: 2786: 2784: 2781: 2779: 2776: 2774: 2771: 2769: 2766: 2764: 2761: 2759: 2756: 2754: 2751: 2749: 2746: 2744: 2741: 2739: 2736: 2734: 2731: 2729: 2726: 2724: 2721: 2719: 2716: 2714: 2711: 2709: 2706: 2704: 2701: 2700: 2698: 2696: 2692: 2686: 2683: 2681: 2678: 2676: 2673: 2671: 2668: 2666: 2663: 2661: 2658: 2656: 2653: 2651: 2648: 2646: 2643: 2641: 2638: 2636: 2633: 2631: 2628: 2626: 2623: 2622: 2620: 2618: 2614: 2608: 2605: 2603: 2600: 2598: 2595: 2593: 2590: 2588: 2585: 2583: 2580: 2578: 2575: 2573: 2570: 2568: 2565: 2563: 2560: 2558: 2555: 2553: 2550: 2548: 2545: 2543: 2540: 2538: 2535: 2533: 2530: 2528: 2525: 2523: 2520: 2518: 2515: 2513: 2510: 2508: 2505: 2503: 2500: 2498: 2495: 2493: 2490: 2488: 2485: 2483: 2480: 2478: 2475: 2473: 2470: 2468: 2465: 2463: 2460: 2458: 2455: 2453: 2450: 2448: 2445: 2443: 2440: 2438: 2435: 2433: 2430: 2428: 2425: 2423: 2420: 2418: 2415: 2413: 2410: 2408: 2405: 2403: 2400: 2398: 2395: 2393: 2390: 2388: 2385: 2383: 2380: 2378: 2375: 2373: 2370: 2368: 2365: 2363: 2360: 2358: 2355: 2353: 2350: 2348: 2345: 2343: 2340: 2338: 2335: 2333: 2330: 2328: 2325: 2323: 2320: 2318: 2315: 2314: 2312: 2310: 2306: 2300: 2299: 2295: 2293: 2290: 2288: 2285: 2283: 2280: 2278: 2275: 2273: 2270: 2268: 2265: 2263: 2260: 2258: 2255: 2253: 2250: 2248: 2245: 2243: 2240: 2238: 2235: 2233: 2230: 2228: 2225: 2223: 2220: 2218: 2215: 2213: 2210: 2208: 2205: 2203: 2200: 2198: 2195: 2193: 2190: 2188: 2185: 2183: 2180: 2178: 2175: 2173: 2170: 2168: 2165: 2163: 2160: 2158: 2155: 2153: 2150: 2148: 2145: 2143: 2140: 2138: 2135: 2133: 2130: 2128: 2125: 2123: 2120: 2118: 2115: 2113: 2110: 2108: 2105: 2103: 2100: 2098: 2095: 2093: 2090: 2088: 2085: 2083: 2080: 2078: 2077:γ (Sadachbia) 2075: 2073: 2072:β (Sadalsuud) 2070: 2068: 2065: 2064: 2062: 2060: 2056: 2053: 2051: 2047: 2041: 2038: 2036: 2033: 2031: 2028: 2027: 2024: 2020: 2013: 2008: 2006: 2001: 1999: 1994: 1993: 1990: 1984: 1981: 1979: 1975: 1972: 1969: 1968: 1964: 1956: 1951: 1947: 1943: 1939: 1935: 1928: 1925: 1920: 1915: 1911: 1907: 1903: 1899: 1895: 1888: 1885: 1881: 1877: 1873: 1869: 1865: 1861: 1856: 1851: 1847: 1843: 1836: 1833: 1823:on 2012-03-18 1822: 1818: 1814: 1810: 1804: 1801: 1797: 1793: 1789: 1785: 1778: 1775: 1772: 1764: 1761: 1749: 1745: 1744: 1737: 1734: 1729: 1723: 1719: 1712: 1709: 1705: 1701: 1697: 1693: 1686: 1683: 1670: 1664: 1662: 1658: 1648: 1644: 1640: 1634: 1631: 1627: 1623: 1619: 1615: 1611: 1607: 1602: 1597: 1593: 1589: 1582: 1580: 1576: 1572: 1568: 1564: 1560: 1556: 1552: 1547: 1542: 1538: 1534: 1527: 1525: 1521: 1516: 1512: 1508: 1504: 1500: 1496: 1491: 1486: 1482: 1478: 1471: 1468: 1463: 1459: 1455: 1451: 1447: 1443: 1438: 1433: 1429: 1425: 1418: 1415: 1411: 1407: 1403: 1399: 1395: 1391: 1386: 1381: 1377: 1373: 1365: 1362: 1358: 1354: 1350: 1346: 1339: 1337: 1335: 1331: 1327: 1323: 1319: 1315: 1311: 1307: 1302: 1297: 1293: 1289: 1282: 1280: 1276: 1271: 1267: 1263: 1259: 1255: 1251: 1246: 1241: 1237: 1233: 1226: 1223: 1219: 1215: 1208: 1203: 1198: 1193: 1188: 1183: 1179: 1175: 1174: 1169: 1167: 1161: 1155: 1153: 1151: 1149: 1145: 1140: 1136: 1132: 1128: 1121: 1118: 1114: 1110: 1106: 1099: 1097: 1093: 1087: 1082: 1078: 1074: 1070: 1066: 1059: 1056: 1052: 1048: 1044: 1040: 1033: 1030: 1026: 1022: 1018: 1014: 1010: 1006: 1001: 996: 992: 988: 981: 979: 975: 969: 967: 961: 960:main sequence 957: 954: 942: 935: 927: 925: 923: 919: 914: 912: 908: 904: 900: 896: 892: 888: 885: 881: 877: 869: 867: 860: 849: 845: 844:Omega Aquarii 841: 840:Omega Aquarii 837: 833: 829: 825: 821: 817: 813: 809: 805: 801: 797: 793: 789: 785: 781: 777: 773: 769: 765: 761: 757: 753: 749: 745: 741: 737: 733: 729: 725: 721: 717: 713: 709: 705: 701: 697: 693: 689: 685: 681: 677: 673: 669: 665: 664: 658: 647: 642: 640: 636: 632: 629:In 2016, the 627: 625: 621: 617: 613: 609: 605: 601: 597: 592: 590: 586: 582: 581:Delta Aquarii 578: 574: 567: 565: 563: 559: 556:) based upon 555: 551: 547: 543: 539: 538:constellation 533: 510: 506: 502: 498: 494: 493:Delta Aquarii 486: 483: 481: 480: 476: 475: 470: 465: 461: 457: 453: 449: 445: 439: 436: 432: 428: 425: 421: 419: 418: 414: 413: 409: 407: 405: 401: 397: 393: 392: 389: 385: 383: 382: 378: 377: 374: 370: 368: 367: 363: 362: 359: 355: 353: 351: 347: 343: 342: 339: 330: 328: 327: 323: 322: 319: 310: 308: 307: 303: 302: 299: 290: 288: 287: 283: 282: 278: 273: 269: 265: 263: 257: 253: 252: 248: 243: 240:113 ± 3  239: 237: 236: 232: 231: 228: 224: 222: 220: 216: 215: 212: 208: 200: 196: 189: 187: 185: 184:Proper motion 181: 180: 176: 174: 168: 164: 163: 159: 156: 152: 148: 146: 142: 141: 137: 135: 131: 130: 126: 124: 121: 120: 115: 111: 107: 103: 102: 98: 96: 93: 92: 88:22 54 39.0125 86: 83: 79: 78: 75: 72: 70: 69:Constellation 67: 66: 62: 58: 52: 40: 33: 23: 3498:Binary stars 3409:SN 2213-1745 3145:Helix Nebula 2973:Gliese 876 b 2968:Gliese 849 b 2907:LS IV-14 116 2296: 2081: 1937: 1933: 1927: 1901: 1897: 1887: 1845: 1841: 1835: 1825:, retrieved 1821:the original 1812: 1803: 1787: 1783: 1777: 1768:(in Chinese) 1763: 1751:, retrieved 1742: 1736: 1717: 1711: 1695: 1691: 1685: 1673:. Retrieved 1650:, retrieved 1642: 1633: 1591: 1587: 1536: 1532: 1480: 1476: 1470: 1427: 1423: 1417: 1375: 1371: 1364: 1348: 1344: 1291: 1287: 1235: 1231: 1225: 1177: 1171: 1165: 1126: 1120: 1104: 1068: 1064: 1058: 1042: 1038: 1032: 990: 986: 962:star around 931: 915: 873: 848:Chinese name 663:Palace Guard 661: 643: 638: 633:organized a 628: 619: 607: 603: 599: 595: 593: 591:76 Aquarii. 580: 572: 571: 568:Nomenclature 508: 504: 500: 496: 492: 491: 477: 462: 8709, 415: 410:81 km/s 403: 399: 394: 379: 364: 349: 344: 324: 304: 284: 254: 233: 217: 182: 165: 3327:PGC 1228197 3317:ESO 603-G21 3048:TRAPPIST-1b 3013:HD 222582 b 3008:HD 221416 b 2998:HD 210277 b 2993:HD 206610 b 2963:ψ Aquarii b 862:, English: 836:Chi Aquarii 792:100 Aquarii 788:101 Aquarii 768:Tau Aquarii 764:Tau Aquarii 660:), meaning 612:Beta Pegasi 550:light-years 450: 866, 386:–0.21  381:Metallicity 371:8,650  366:Temperature 145:color index 134:color index 95:Declination 3442:Categories 3373:Abell 2597 3347:J2345-0449 3119:Messier 73 3114:Messier 72 2955:Exoplanets 2917:TRAPPIST-1 2877:Gliese 849 2872:BD−22 5866 2112:κ (Situla) 2087:ε (Albali) 1827:2012-01-16 1652:2012-01-30 1385:1501.03154 1378:(2): 146, 1301:1608.08257 1238:(5): 331, 1187:1804.09365 970:References 903:of the Sun 895:Sun's mass 870:Properties 832:83 Aquarii 828:85 Aquarii 824:87 Aquarii 820:PsiAquarii 816:PsiAquarii 812:PsiAquarii 808:94 Aquarii 804:97 Aquarii 800:98 Aquarii 796:99 Aquarii 784:86 Aquarii 780:89 Aquarii 776:88 Aquarii 772:77 Aquarii 760:74 Aquarii 756:70 Aquarii 752:65 Aquarii 748:64 Aquarii 744:58 Aquarii 740:45 Aquarii 736:56 Aquarii 732:50 Aquarii 728:53 Aquarii 724:61 Aquarii 720:66 Aquarii 716:68 Aquarii 688:49 Aquarii 684:47 Aquarii 680:41 Aquarii 676:35 Aquarii 672:29 Aquarii 657:Yǔ Lín Jūn 356:3.73  348:(log  326:Luminosity 291:2.51  155:Astrometry 20:δ Aquarii 3109:Messier 2 2309:Flamsteed 2132:ξ (Bunda) 2117:λ (Hydor) 2102:θ (Ancha) 1671:. IAU.org 1601:1007.0002 1490:0907.1329 1437:1201.2052 1326:118723455 1270:119257644 1245:1108.4971 1105:New Haven 1000:0708.1752 964:2 au 939:100  934:Hipparcos 928:Companion 696:HD 212448 577:Latinised 573:δ Aquarii 562:companion 501:Delta Aqr 497:δ Aquarii 422:0.3  311:2.4  108: (V) 3503:Ap stars 3429:Category 3332:PHL 293B 3164:Galaxies 2617:Variable 2082:δ (Skat) 1974:Archived 1880:14116473 1698:: 9–17, 1626:54913363 1571:18475298 1515:15454888 1462:55586789 1430:: A120, 1410:33401607 1025:18759600 953:Infrared 949:☉ 899:as large 876:spectrum 668:asterism 558:parallax 542:Aquarius 337:☉ 331:48  317:☉ 297:☉ 258: (M 235:Distance 219:Parallax 74:Aquarius 3137:Nebulae 3083:WASP-6b 3043:K2-138b 2937:WASP-75 2932:WASP-69 2927:WASP-47 2298:α PsA C 1942:Bibcode 1906:Bibcode 1860:Bibcode 1792:Bibcode 1700:Bibcode 1675:18 June 1606:Bibcode 1594:: A73, 1551:Bibcode 1495:Bibcode 1442:Bibcode 1390:Bibcode 1353:Bibcode 1306:Bibcode 1294:: A57, 1250:Bibcode 1192:Bibcode 1135:Bibcode 1109:Bibcode 1073:Bibcode 1071:: 135, 1047:Bibcode 1005:Bibcode 646:Chinese 554:parsecs 275:Details 61:Equinox 3023:K2-72b 3018:K2-66b 2902:K2-138 2851:222582 2846:222093 2841:220689 2836:220466 2831:219617 2826:215152 2816:210277 2182:ψ (91) 1878:  1753:22 May 1724:  1643:SIMBAD 1624:  1569:  1513:  1460:  1408:  1324:  1268:  1218:VizieR 1180:. A1. 1023:  853:羽林軍二十六 620:al-sāq 618:الساق 616:Arabic 600:Scheat 544:. The 479:SIMBAD 306:Radius 149:+0.05 138:+0.08 63:J2000 3305:Other 2897:K2-72 2892:K2-58 2887:K2-28 2882:K2-21 2860:Other 2059:Bayer 2050:Stars 1876:S2CID 1850:arXiv 1622:S2CID 1596:arXiv 1567:S2CID 1541:arXiv 1511:S2CID 1485:arXiv 1458:S2CID 1432:arXiv 1406:S2CID 1380:arXiv 1322:S2CID 1296:arXiv 1266:S2CID 1240:arXiv 1212: 1182:arXiv 1021:S2CID 995:arXiv 608:Sheat 505:δ Aqr 266:−0.17 203:Dec.: 127:A3Vp 112:3.28 57:Epoch 3296:7759 3291:7727 3286:7723 3281:7606 3276:7600 3271:7592 3266:7585 3261:7492 3256:7393 3251:7302 3246:7301 3241:7257 3236:7252 3231:7222 3226:7184 3221:7081 3216:7077 3211:7069 3206:7065 3201:7051 3196:7047 3191:7010 3186:7001 3181:6975 2793:9014 2788:8924 2783:8879 2778:8856 2773:8836 2768:8783 2763:8716 2758:8645 2753:8629 2748:8612 2743:8581 2738:8507 2733:8500 2728:8453 2723:8363 2718:8263 2713:8121 2708:8056 2703:8017 1755:2016 1722:ISBN 1677:2018 1166:Gaia 1043:2237 874:The 842:and 639:Skat 624:shin 604:Seat 596:Skat 552:(35 509:Skat 485:data 286:Mass 143:B−V 132:U−B 3173:NGC 2607:100 1950:doi 1938:442 1914:doi 1902:125 1868:doi 1846:653 1788:294 1614:doi 1592:523 1559:doi 1537:463 1503:doi 1450:doi 1428:537 1398:doi 1376:804 1314:doi 1292:599 1258:doi 1216:at 1202:doi 1178:616 1081:doi 1013:doi 991:474 951:. 866:). 651:羽林軍 644:In 626:". 579:to 540:of 464:SAO 456:HIP 448:FK5 424:Gyr 417:Age 388:dex 358:cgs 227:mas 221:(π) 207:mas 195:mas 191:RA: 186:(μ) 3444:: 2803:HD 2695:HR 2685:LP 2680:IZ 2675:HU 2670:IL 2665:HK 2660:FO 2655:EZ 2650:EW 2645:EP 2640:DV 2635:AE 2602:97 2597:96 2592:94 2587:87 2582:85 2577:84 2572:82 2567:81 2562:78 2557:77 2552:75 2547:74 2542:72 2537:70 2532:67 2527:65 2522:64 2517:61 2512:60 2507:58 2502:56 2497:54 2492:51 2487:50 2482:49 2477:47 2472:45 2467:44 2462:42 2457:41 2452:40 2447:39 2442:37 2437:36 2432:35 2427:32 2422:30 2417:29 2412:28 2407:26 2402:24 2397:21 2392:20 2387:19 2382:18 2377:17 2372:16 2367:15 2362:14 2357:12 2352:11 2347:10 1948:, 1936:, 1912:, 1900:, 1896:, 1874:, 1866:, 1858:, 1844:, 1815:, 1811:, 1786:, 1746:, 1696:22 1694:, 1660:^ 1645:, 1641:, 1620:, 1612:, 1604:, 1590:, 1578:^ 1565:, 1557:, 1549:, 1535:, 1523:^ 1509:. 1501:. 1493:. 1481:61 1479:. 1456:, 1448:, 1440:, 1426:, 1404:, 1396:, 1388:, 1374:, 1349:85 1347:, 1333:^ 1320:, 1312:, 1304:, 1290:, 1278:^ 1264:, 1256:, 1248:, 1236:38 1234:, 1200:. 1190:. 1176:. 1170:. 1147:^ 1133:. 1107:, 1095:^ 1079:, 1069:99 1067:, 1045:, 1041:, 1019:, 1011:, 1003:, 989:, 977:^ 941:au 838:, 834:, 830:, 826:, 822:, 818:, 814:, 810:, 806:, 802:, 798:, 794:, 790:, 786:, 782:, 778:, 774:, 770:, 766:, 762:, 758:, 754:, 750:, 746:, 742:, 738:, 734:, 730:, 726:, 722:, 718:, 714:, 710:, 706:, 702:, 698:, 694:, 690:, 686:, 682:, 678:, 674:, 648:, 606:, 602:, 564:. 503:, 460:HR 452:HD 444:BD 247:pc 242:ly 211:yr 199:yr 169:(R 3078:h 3073:g 3068:f 3063:e 3058:d 3053:c 3038:e 3033:d 3028:c 2988:e 2983:d 2978:c 2630:U 2625:R 2342:9 2337:8 2332:7 2327:5 2322:4 2317:1 2292:k 2287:i 2282:i 2277:i 2272:h 2267:g 2262:g 2257:f 2252:e 2247:d 2242:c 2237:c 2232:c 2227:b 2222:b 2217:b 2212:A 2207:A 2202:ω 2197:ω 2192:ψ 2187:ψ 2177:χ 2172:φ 2167:υ 2162:τ 2157:τ 2152:σ 2147:ρ 2142:π 2137:ο 2127:ν 2122:μ 2107:ι 2097:η 2092:ζ 2011:e 2004:t 1997:v 1952:: 1944:: 1916:: 1908:: 1870:: 1862:: 1852:: 1794:: 1757:. 1730:. 1702:: 1679:. 1616:: 1608:: 1598:: 1561:: 1553:: 1543:: 1517:. 1505:: 1497:: 1487:: 1464:. 1452:: 1444:: 1434:: 1400:: 1392:: 1382:: 1355:: 1316:: 1308:: 1298:: 1272:. 1260:: 1252:: 1242:: 1220:. 1210:. 1204:: 1194:: 1184:: 1164:" 1141:. 1137:: 1111:: 1089:. 1083:: 1075:: 1049:: 1015:: 1007:: 997:: 946:M 856:( 654:( 622:" 575:( 532:/ 529:t 526:æ 523:k 520:s 517:ˈ 514:/ 495:( 406:) 404:i 400:v 398:( 373:K 352:) 350:g 334:L 314:R 294:M 262:) 260:V 249:) 209:/ 197:/ 173:) 171:v

Index



Epoch
Equinox
Constellation
Aquarius
Right ascension
Declination
Apparent magnitude
Spectral type
color index
color index
Astrometry
Radial velocity
Proper motion
mas
yr
mas
yr
Parallax
mas
Distance
ly
pc
Absolute magnitude
Mass
M
Radius
R
Luminosity

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