zh WASP-61

**WASP-61**
觀測資料; 曆元 J2000
星座	天兔座
星官
赤經	05h 01m 11.9187s
赤緯	-26° 03′ 14.9668″
視星等（V）	12.49
特性
演化阶段	主序星
光谱分类	F7V
天体测定
徑向速度 (Rv)	18.66 km/s
自行 (μ)	赤经：0.495 mas/yr ; 赤纬：3.169 mas/yr
视差 (π)	2.0176 ± 0.0228 mas
距离	1,620 ± 20 ly ; (496 ± 6 pc)
詳細資料
質量	1.22+0.07; − M☉
半徑	1.36+0.03; − R☉
表面重力 (log g)	4.21+0.21; −
溫度	6265+168; − K
金属量 [Fe/H]	-0.38+0.11; − dex
自轉速度 (v sin i)	10.3+0.5; − km/s
年齡	3.8+1.8; −0.9 Gyr
其他命名
	TYC 6469-1972-1、2MASS J05011191-2603149
參考資料庫
SIMBAD	资料

WASP-61是一顆F型主序星，距離大約1,560光年。這顆恆星的年齡可能比太陽年輕，大約為3.8+1.8
−0.9億年。WASP-61的重元素含量很低，鐵豐度僅占太陽的40%^[3]。

行星系統

2012年，觀測到一顆超級木星的行星WASP-61b在一個緊密的圓形軌道上凌日^[5]。其平衡溫度為7003156500000000000♠1565±35 K^[5]。

行星軌道與恆星的赤道平面對齊，錯位等於4.0+17.1
−18.4°^[6]。

WASP-61的行星系^[2]
成員 (依恆星距離)	质量	半長軸 (AU)	轨道周期 (天)	離心率	傾角	半径
b	2.05+0.18 −0.17 M_J	0.05146+0.00097 −0.00099	3.8559000+0.000003 −	<0.074	89.35+0.45 −0.66^[5]°	1.41+0.22 −^[7] R_J

參考資料

^ ^1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365 . doi:10.1051/0004-6361/201833051. VizieR中此天体在盖亚望远镜第二批数据发布的记录
^ ^2.0 ^2.1 Bonomo, A. S.; et al, The GAPS Programme with HARPS-N at TNG, Astronomy & Astrophysics, 2017, 602: A107, Bibcode:2017A&A...602A.107B, S2CID 118923163, arXiv:1704.00373 , doi:10.1051/0004-6361/201629882
^ ^3.0 ^3.1 ^3.2 ^3.3 Andreasen, D. T.; Sousa, S. G.; Tsantaki, M.; Teixeira, G. D. C.; Mortier, A.; Santos, N. C.; Suárez-Andrés, L.; Delgado-Mena, E.; Ferreira, A. C. S., SWEET-Cat update and FASMA, Astronomy & Astrophysics, 2017, 600: A69, S2CID 119534579, arXiv:1703.06671 , doi:10.1051/0004-6361/201629967
^ WASP-61. SIMBAD. 斯特拉斯堡天文資料中心.
^ ^5.0 ^5.1 ^5.2 Hellier, Coel; Anderson, D. R.; Collier Cameron, A.; Doyle, A. P.; Fumel, A.; Gillon, M.; Jehin, E.; Lendl, M.; Maxted, P. F. L.; Pepe, F.; Pollacco, D.; Queloz, D.; Ségransan, D.; Smalley, B.; Smith, A. M. S.; Southworth, J.; Triaud, A. H. M. J.; Udry, S.; West, R. G., Seven transiting hot-Jupiters from WASP-South, Euler and TRAPPIST: WASP-47b, WASP-55b, WASP-61b, WASP-62b, WASP-63b, WASP-66b & WASP-67b, Monthly Notices of the Royal Astronomical Society, 2012, 426 (1): 739–750, Bibcode:2012MNRAS.426..739H, S2CID 54713354, arXiv:1204.5095 , doi:10.1111/j.1365-2966.2012.21780.x
^ Brown, D. J. A.; Triaud, A. H. M. J.; Doyle, A. P.; Gillon, M.; Lendl, M.; Anderson, D. R.; Collier Cameron, A.; Hébrard, G.; Hellier, C.; Lovis, C.; Maxted, P. F. L.; Pepe, F.; Pollacco, D.; Queloz, D.; Smalley, B., Rossiter–Mc Laughlin models and their effect on estimates of stellar rotation, illustrated using six WASP systems, Monthly Notices of the Royal Astronomical Society, 2016, 464: 810–839, arXiv:1610.00600 , doi:10.1093/mnras/stw2316
^ Stassun, Keivan G.; Collins, Karen A.; Gaudi, B. Scott, Accurate Empirical Radii and Masses of Planets and Their Host Stars with Gaia Parallaxes, The Astronomical Journal, 2016, 153 (3): 136, Bibcode:2017AJ....153..136S, S2CID 119219062, arXiv:1609.04389 , doi:10.3847/1538-3881/aa5df3

[dr2-1] 1.0 ^1.1 ^1.2 ^1.3 ^1.4 ^1.5 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365 . doi:10.1051/0004-6361/201833051. VizieR中此天体在盖亚望远镜第二批数据发布的记录

[Bonomo2017-2] 2.0 ^2.1 Bonomo, A. S.; et al, The GAPS Programme with HARPS-N at TNG, Astronomy & Astrophysics, 2017, 602: A107, Bibcode:2017A&A...602A.107B, S2CID 118923163, arXiv:1704.00373 , doi:10.1051/0004-6361/201629882

[Andreasen2017-3] 3.0 ^3.1 ^3.2 ^3.3 Andreasen, D. T.; Sousa, S. G.; Tsantaki, M.; Teixeira, G. D. C.; Mortier, A.; Santos, N. C.; Suárez-Andrés, L.; Delgado-Mena, E.; Ferreira, A. C. S., SWEET-Cat update and FASMA, Astronomy & Astrophysics, 2017, 600: A69, S2CID 119534579, arXiv:1703.06671 , doi:10.1051/0004-6361/201629967

[simbad-4] WASP-61. SIMBAD. 斯特拉斯堡天文資料中心.

[Hellier2012-5] 5.0 ^5.1 ^5.2 Hellier, Coel; Anderson, D. R.; Collier Cameron, A.; Doyle, A. P.; Fumel, A.; Gillon, M.; Jehin, E.; Lendl, M.; Maxted, P. F. L.; Pepe, F.; Pollacco, D.; Queloz, D.; Ségransan, D.; Smalley, B.; Smith, A. M. S.; Southworth, J.; Triaud, A. H. M. J.; Udry, S.; West, R. G., Seven transiting hot-Jupiters from WASP-South, Euler and TRAPPIST: WASP-47b, WASP-55b, WASP-61b, WASP-62b, WASP-63b, WASP-66b & WASP-67b, Monthly Notices of the Royal Astronomical Society, 2012, 426 (1): 739–750, Bibcode:2012MNRAS.426..739H, S2CID 54713354, arXiv:1204.5095 , doi:10.1111/j.1365-2966.2012.21780.x

[6] Brown, D. J. A.; Triaud, A. H. M. J.; Doyle, A. P.; Gillon, M.; Lendl, M.; Anderson, D. R.; Collier Cameron, A.; Hébrard, G.; Hellier, C.; Lovis, C.; Maxted, P. F. L.; Pepe, F.; Pollacco, D.; Queloz, D.; Smalley, B., Rossiter–Mc Laughlin models and their effect on estimates of stellar rotation, illustrated using six WASP systems, Monthly Notices of the Royal Astronomical Society, 2016, 464: 810–839, arXiv:1610.00600 , doi:10.1093/mnras/stw2316

[7] Stassun, Keivan G.; Collins, Karen A.; Gaudi, B. Scott, Accurate Empirical Radii and Masses of Planets and Their Host Stars with Gaia Parallaxes, The Astronomical Journal, 2016, 153 (3): 136, Bibcode:2017AJ....153..136S, S2CID 119219062, arXiv:1609.04389 , doi:10.3847/1538-3881/aa5df3 

[1]

[2]

[3]

[4]

[5]

[6]

[7]