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HIP 65426 b

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Chauvin, G.; Desidera, S.; Lagrange, A. -M.; Vigan, A.; Gratton, R.; Langlois, M.; Bonnefoy, M.; Beuzit, J. -L.; Feldt, M.; Mouillet, D.; Meyer, M.; Cheetham, A.; Biller, B.; Boccaletti, A.; d'Orazi, V.; Galicher, R.; Hagelberg, J.; Maire, A. -L.; Mesa, D.; Olofsson, J.; Samland, M.; Schmidt, T. O.
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Petrus, S.; Bonnefoy, M.; Chauvin, G.; Charnay, B.; Marleau, G.-D.; Gratton, R.; Lagrange, A.-M.; Rameau, J.; Mordasini, C.; Nowak, M.; Delorme, P.; Boccaletti, A.; Carlotti, A.; Houllé, M.; Vigan, A.; Allard, F.; Desidera, S.; d'Orazi, V.; Hoeijmakers, H. J.; Wyttenbach, A.; Lavie, B. (2021),
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Carter, Aarynn L.; Hinkley, Sasha; Kammerer, Jens; Skemer, Andrew; Biller, Beth A.; Leisenring, Jarron M.; Millar-Blanchaer, Maxwell A.; Petrus, Simon; Stone, Jordan M.; Ward-Duong, Kimberly; Wang, Jason J.; Girard, Julien H.; Hines, Dean C.; Perrin, Marshall D.; Pueyo, Laurent (2023-07-06).
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HIP 65426 b is the first exoplanet to be imaged by JWST and the first exoplanet to be detected beyond 5 μm. The observations demonstrate that the James Webb Space Telescope will exceed its nominal predicted performance by a factor of 10 and that it will be able to image 0.3
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B.; Sissa, E.; Bonavita, M.; Charnay, B.; Cudel, M.; Daemgen, S.; Delorme, P.; Janin-Potiron, P.; et al. (2017). "Discovery of a warm, dusty giant planet around HIP 65426".
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HIP 65426 b is on the lower left of the image, with the circle representing what Neptune's orbit would look like around the star HIP 65426, represented by a small cross.
1097: 2649: 785:"The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems I: High Contrast Imaging of the Exoplanet HIP 65426 b from 2-16 μm" 1112: 602: 1199: 890: 2654: 2669: 630: 374:. The planet is around 14 million years old. However, it is not associated with a debris disk, despite its young age, causing it to not fit 84: 1241: 26: 2245: 520:. The atmospheric fitting of both temperature and radius are in disagreement with evolutionary models. The team also constrained the 1029: 1002: 744: 42: 528:
of the planet, but the new JWST astrometry of the planet did not significantly improve the orbit of the planet, especially the
428:(JWST) observations was published. The JWST direct imaging observations between 2-16 μm of HIP 65426 b tightly constrained its 69: 63: 405:
The spectrum taken in 2020 has indicated that HIP 65426 b is carbon-poor and oxygen-rich compared to Solar System gas giants.
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Spectral analysis of data from the James Webb Space Telescope revealed strong evidence of silicate clouds containing
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The exoplanet HIP 65426 b orbits its host star HIP 65426, an A2V star with apparent magnitude 7.01 and a mass of
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In August 2022, this planet and its host star were included among 20 systems to be named by the third
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In September 2022, HIP 65426 b became the first exoplanet directly observed by the
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HIP 65426. It was discovered on 6 July 2017 by the SPHERE consortium using the
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from Earth. It is the first planet discovered by ESO's SPHERE instrument.
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Exoplanet Exploration: Planets Beyond our Solar System
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project. The approved names, proposed by a team from
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Spectro-Polarimetric High-Contrast Exoplanet Research
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For 473: 464: 452: 437: 412:with no evidence of a dusty atmosphere. 16:Hot Jupiter exoplanet orbiting HIP 65426 642: 416:James Webb Space Telescope observations 1089: 940: 938: 376:current models for planetary formation 18: 2650:Exoplanets detected by direct imaging 631:List of exoplanets discovered in 2017 348:words for "Mother Earth" and "star". 312:(SPHERE) instrument belonging to the 7: 923:Breaking Science News | Sci-News.com 14: 789:The Astrophysical Journal Letters 2626: 2625: 1030:Extrasolar Planets Encyclopaedia 601: 589: 561:-mass objects at 100-200 au for 2246:Scorpius–Centaurus association 1267:Centaurus in Chinese astronomy 485: 445: 1: 2655:Exoplanets discovered in 2017 314:European Southern Observatory 2670:Exoplanets with proper names 1111:Fisher, Alise (2022-09-01). 840:Astronomy & Astrophysics 1140:Wang 王, Ji 吉 (2023-11-01). 870:10.1051/0004-6361/202038914 686:10.1051/0004-6361/201731152 340:and its host star is named 2686: 1262:List of stars in Centaurus 1251:Constellation of Centaurus 1204:www.jameswebbdiscovery.com 656:Astronomy and Astrophysics 610:James Webb Space Telescope 608:HIP 65426 b viewed by the 426:James Webb Space Telescope 395:James Webb Space Telescope 2623: 2587: 2556: 2263: 2182: 2066: 1257: 582:planet at 0.5 to 2.5 au. 284: 24: 20:HIP 65426 b / Najsakopajk 1582:V816 (Przybylski's Star) 1177:10.3847/1538-3881/acfca0 1146:The Astronomical Journal 995:"List of ExoWorlds 2022" 820:10.3847/2041-8213/acd93e 146:Physical characteristics 862:2021A&A...648A..59P 678:2017A&A...605L...9C 532:remains unconstrained. 96:Orbital characteristics 507: 390:around 600 new stars. 999:nameexoworlds.iau.org 741:nameexoworlds.iau.org 737:"2022 Approved Names" 508: 430:bolometric luminosity 2575:Shapley Supercluster 2312:Southern Crab Nebula 2029:PSR B1259−63/LS 2883 1309:C (Proxima Centauri) 436: 401:Planetary atmosphere 2593:Astronomical events 1299:A (Rigil Kentaurus) 1168:2023AJ....166..203W 811:2023ApJ...951L..20C 626:Lists of exoplanets 551:main-sequence stars 266:Evolutionary model: 174:Evolutionary model: 54:Discovery date 21: 2468:5128 (Centaurus A) 2155:Proxima Centauri b 712:www.sphere.osug.fr 596:HIP 65426 star map 503: 420:In August 2022, a 378:. It is around 92 239:Atmospheric model: 158:Atmospheric model: 43:Discovered by 2637: 2636: 2619: 2618: 2583: 2582: 2552: 2551: 2333: 2332: 2321: 2259: 2258: 2178: 2177: 2062: 2061: 2039:WASP-15 (Nyamien) 1035:Paris Observatory 388:planetary systems 316:(ESO). It is 385 293:, formally named 288: 287: 85:Alternative names 48:SPHERE consortium 2677: 2629: 2628: 2589: 2558: 2344: 2319: 2277:Boomerang Nebula 2265: 2184: 2068: 2054:WASP-167/KELT-13 2004:2MASS J1126−5003 1282: 1244: 1237: 1230: 1221: 1214: 1213: 1211: 1210: 1196: 1190: 1189: 1179: 1161: 1137: 1131: 1130: 1128: 1127: 1108: 1102: 1101: 1095: 1087: 1085: 1084: 1069: 1063: 1062: 1060: 1059: 1045: 1039: 1038: 1021: 1015: 1014: 1012: 1010: 991: 985: 984: 982: 981: 967: 961: 960: 958: 957: 942: 933: 932: 930: 929: 915: 906: 905: 903: 902: 887: 881: 880: 855: 834: 825: 824: 822: 804: 779: 756: 755: 753: 751: 733: 722: 721: 719: 718: 704: 698: 697: 671: 650: 605: 593: 512: 510: 509: 504: 484: 483: 468: 463: 462: 369: 361: 277: 276: 275: 259: 250: 249: 248: 228: 226: 204: 202: 182: 180: 166: 164: 138: 137: 136: 118: 117: 116: 64:Detection method 29: 22: 2685: 2684: 2680: 2679: 2678: 2676: 2675: 2674: 2640: 2639: 2638: 2633: 2615: 2579: 2562:Galaxy clusters 2548: 2534:IRAS 13224-3809 2502: 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Retrieved 711: 702: 659: 655: 534: 530:eccentricity 419: 407: 404: 392: 363: 355: 341: 337: 327: 324:Nomenclature 294: 290: 289: 255: 77:Designations 2150:HIP 67522 b 2145:HIP 65426 b 2140:HD 121504 b 2135:HD 117618 b 2130:HD 117207 b 2125:HD 114729 b 2120:HD 114386 b 2110:HD 113538 b 2105:HD 101930 b 2100:HD 109749 b 2095:HD 103197 b 2090:HD 102117 b 1346:θ (Menkent) 1304:B (Toliman) 975:www.eso.org 526:inclination 338:Najsakopajk 318:light-years 295:Najsakopajk 291:HIP 65426 b 235:Temperature 153:Mean radius 125:Inclination 90:Najsakopajk 57:6 July 2017 2644:Categories 2570:Abell S740 2529:ESO 444-46 2524:ESO 383-76 2514:ESO 269-57 2287:G292.0+1.8 2072:Exoplanets 1336:ζ (Alnair) 1209:2024-02-20 1159:2310.00089 1152:(5): 203. 1126:2022-09-01 1117:NASA Blogs 1083:2019-08-03 1058:2019-08-03 980:2017-07-07 956:2019-08-03 928:2019-08-02 901:2019-08-02 853:2012.02798 802:2208.14990 795:(1): L20. 717:2017-07-06 669:1707.01413 637:References 384:atmosphere 362:0.04  2665:Centaurus 2282:Fleming 1 1446:Flamsteed 1316:β (Hadar) 1186:0004-6256 1009:27 August 878:227347064 694:102344893 498:± 492:− 443:⁡ 422:pre-print 410:enstatite 372:Centaurus 302:exoplanet 37:Discovery 2631:Category 2611:SN 1986G 2606:SN 1895B 2339:Galaxies 2320:(RCW 86) 2302:NGC 5307 2297:NGC 3918 2251:Stock 16 2236:NGC 5662 2231:NGC 5617 2226:NGC 5460 2221:NGC 5316 2216:NGC 5281 2211:NGC 5286 2206:NGC 4230 2201:NGC 3766 2170:WASP-15b 2014:Gaia BH2 1855:5489 (c) 1850:5485 (c) 1845:5471 (b) 1835:5358 (v) 1815:5222 (y) 1810:5207 (N) 1805:5174 (z) 1800:5172 (M) 1795:5141 (Q) 1790:5089 (d) 1785:5071 (K) 1780:5041 (m) 1775:5035 (J) 1770:5006 (r) 1755:4940 (f) 1750:4889 (n) 1745:4888 (e) 1740:4874 (p) 1735:4831 (w) 1730:4817 (l) 1720:4748 (u) 1715:4732 (G) 1710:4724 (x) 1700:4712 (x) 1695:4682 (F) 1690:4652 (D) 1685:4620 (E) 1680:4546 (B) 1675:4537 (j) 1655:4476 (C) 1650:4466 (C) 1645:4460 (A) 1612:V945 (H) 1557:V763 (C) 1552:V761 (a) 1479:Variable 1092:cite web 1053:phys.org 620:See also 563:M-dwarfs 524:and the 367:☉ 352:Overview 344:, after 2292:IC 2944 2269:Nebulae 2196:IC 2944 2080:2M1207b 2049:WASP-42 2044:WASP-41 2019:GJ 3737 1164:Bibcode 858:Bibcode 846:: A59, 807:Bibcode 674:Bibcode 571:α Cen A 555:Neptune 424:of the 297:, is a 2601:SN 185 2325:SuWt 2 2317:SN 185 2307:RCW 79 2024:J1407b 2009:2M1207 1988:131399 1983:125595 1978:125072 1973:124448 1968:121504 1963:121228 1953:117207 1948:116434 1943:115600 1938:114729 1933:114386 1928:113766 1923:113538 1918:110113 1913:109749 1908:108236 1903:107914 1898:103197 1888:101930 1883:100453 1184:  952:. NASA 876:  750:7 June 692:  662:: L9. 567:Saturn 559:Uranus 334:Mexico 2507:Other 2376:4650A 1997:Other 1878:98176 1873:97413 1627:V1400 1622:V1369 1617:V1032 1469:4 (h) 1464:3 (k) 1459:2 (g) 1454:1 (i) 1286:Bayer 1277:Stars 1154:arXiv 874:S2CID 848:arXiv 797:arXiv 690:S2CID 664:arXiv 346:Zoque 342:Matza 2498:5419 2493:5408 2488:5398 2483:5291 2478:5253 2473:5161 2463:5114 2458:5102 2453:5091 2448:5090 2443:5026 2431:5011 2426:4976 2421:4945 2416:4744 2411:4743 2406:4730 2401:4729 2396:4709 2391:4706 2386:4696 2381:4683 2371:4622 2366:4603 2361:4444 2356:3783 1840:5371 1830:5297 1825:5241 1820:5224 1765:4989 1760:4979 1725:4796 1705:4721 1670:4523 1665:4522 1660:4499 1607:V863 1602:V886 1597:V885 1592:V842 1587:V831 1577:V810 1572:V803 1567:V779 1562:V766 1547:V752 1542:V744 1537:V346 1182:ISSN 1121:NASA 1098:link 1011:2022 752:2023 565:and 557:and 549:for 501:0.02 495:4.23 358:1.96 306:star 269:1282 260:100 256:1560 242:1667 227:0.19 223:4.07 194:Mass 181:0.03 177:1.45 165:0.04 161:0.92 113:+108 2348:NGC 1172:doi 1150:166 1003:IAU 866:doi 844:648 815:doi 793:951 745:IAU 682:doi 660:605 440:log 432:to 274:−31 272:+26 247:−24 245:+25 229:dex 203:1.1 199:7.1 140:deg 133:+15 130:100 115:−31 2646:: 1865:HD 1637:HR 1532:DY 1527:BV 1522:SX 1517:SV 1512:RR 1202:. 1180:. 1170:. 1162:. 1148:. 1144:. 1119:. 1115:. 1094:}} 1090:{{ 1076:. 1051:. 1033:. 1027:. 1001:. 997:. 973:. 948:. 937:^ 921:. 910:^ 893:. 872:, 864:, 856:, 842:, 829:^ 813:. 805:. 791:. 787:. 760:^ 743:. 739:. 726:^ 710:. 688:. 680:. 672:. 658:. 645:^ 579:🜨 553:, 547:au 397:. 380:AU 135:−6 119:au 110:87 2436:A 2241:ω 2165:d 2160:c 2115:c 1507:Y 1502:V 1497:U 1492:T 1487:R 1436:ψ 1431:χ 1426:φ 1421:υ 1416:υ 1411:τ 1406:σ 1401:ρ 1396:π 1391:ο 1386:ο 1381:ξ 1376:ξ 1371:ν 1366:μ 1361:λ 1356:κ 1351:ι 1341:η 1331:ε 1326:δ 1294:α 1243:e 1236:t 1229:v 1212:. 1188:. 1174:: 1166:: 1156:: 1129:. 1100:) 1086:. 1061:. 1037:. 1013:. 983:. 959:. 931:. 904:. 868:: 860:: 850:: 823:. 817:: 809:: 799:: 754:. 720:. 696:. 684:: 676:: 666:: 576:R 542:J 539:M 518:J 515:M 489:= 486:) 481:n 478:u 475:s 471:L 466:/ 460:l 457:o 454:b 450:L 446:( 364:M 360:± 279:K 262:K 258:± 252:K 225:± 208:J 206:M 201:± 186:J 184:R 179:± 170:J 168:R 163:±

Index


Discovered by
SPHERE consortium
Detection method
Direct imaging
Designations
Alternative names
Orbital characteristics
Semi-major axis
Inclination
deg
Mean radius
RJ
RJ
Mass
MJ
Surface gravity
Temperature
K
K
K
super-Jupiter
exoplanet
star
Spectro-Polarimetric High-Contrast Exoplanet Research
European Southern Observatory
light-years
NameExoWorlds
Mexico
Zoque

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