K2-32
| K2-32 | ||
|---|---|---|
| へびつかい | ||
| 12.31±0.02[2] | ||
| 16h 49m 42.2602s[3] | ||
| −19° 32′ 34.151″[3] | ||
| −1.82±0.14 km/s[4] | ||
| 6.3939 ± 0.0153ミリ （ | ||
| 510 ± 1 （156.4 ± 0.4 パーセク[ | ||
| 4 | ||
| 0.845+0.044 −0.035 R☉[2] | ||
| 0.856±0.028 M☉[2] | ||
| 4.49±0.05 cgs[2] | ||
| 0.7 km/s[2] | ||
| スペクトル |
G9V[5] | |
| 5275±60 K[2] | ||
| −0.02±0.04[2] | ||
| 79±45 | ||
| 2MASS J16494226-1932340[6] | ||
| ■Template （■ノート ■ | ||
K2-32とは、
惑星 系
[
発見
[K2-32は、2016
特徴
[これらの4つの
（ |
（ |
( |
||||
|---|---|---|---|---|---|---|
| e | 2.1+1.3 −1.1 M⊕ |
0.04899+0.00041 −0.00038 |
4.34934±0.00039 | 0.043+0.048 −0.030 |
89.0±0.7° | 1.212+0.052 −0.046 R⊕ |
| b | 15.0+1.8 −1.7 M⊕ |
0.07950+0.00066 −0.00062 |
8.992±0.00008 | 0.03+0.032 −0.02 |
89.0+0.5 −0.3° |
5.299±0.191 R⊕ |
| c | 8.1±2.4 M⊕ | 0.13843+0.00115 −0.00108 |
20.66093+0.00080 −0.00079 |
0.049+0.046 −0.035 |
89.4+0.3 −0.2° |
2.134+0.123 −0.102 R⊕ |
| d | 6.7±2.5 M⊕ | 0.18422+0.00152 −0.00144 |
31.71701+0.00101 −0.00096 |
0.05+0.053 −0.035 |
89.4±0.1° | 3.484+0.112 −0.129 R⊕ |
脚注
[注釈
[出典
[- ^ Roman, Nancy G. (1987). “Identification of a Constellation From a Position”. Publications of the Astronomical Society of the Pacific 99 (617): 695–699. Bibcode: 1987PASP...99..695R. doi:10.1086/132034. Vizier query form
- ^ a b c d e f g h i Petigura, Erik A. et al. (2017). “Four Sub-Saturns with Dissimilar Densities: Windows into Planetary Cores and Envelopes”. The Astronomical Journal 153 (4): 142. arXiv:1702.00013. Bibcode: 2017AJ....153..142P. doi:10.3847/1538-3881/aa5ea5.
- ^ a b c d e Brown, A. G. A. (2021). “Gaia Early Data Release 3: Summary of the contents and survey properties”. アストロノミー・アンド・アストロフィジックス 649: A1. arXiv:2012.01533. Bibcode: 2021A&A...649A...1G. doi:10.1051/0004-6361/202039657.
- ^ a b Vanderburg, Andrew et al. (2016). “Planetary Candidates from the First Year of the K2 Mission”. The Astrophysical Journal Supplement Series 222 (1): 14. arXiv:1511.07820. Bibcode: 2016ApJS..222...14V. doi:10.3847/0067-0049/222/1/14.
- ^ a b c Dai, Fei et al. (2016). “Doppler Monitoring of Five K2 Transiting Planetary Systems”. The Astrophysical Journal 823 (2): 115. arXiv:1604.01413. Bibcode: 2016ApJ...823..115D. doi:10.3847/0004-637X/823/2/115.
- ^ "K2-32". SIMBAD. Centre de données astronomiques de Strasbourg. 2019
年 9月 1日 閲覧 。 - ^ a b c d e f Heller, René; Rodenbeck, Kai; Hippke, Michael (2019). “Transit least-squares survey. I. Discovery and validation of an Earth-sized planet in the four-planet system K2-32 near the 1:2:5:7 resonance”. Astronomy and Astrophysics 625: A31. arXiv:1904.00651. Bibcode: 2019A&A...625A..31H. doi:10.1051/0004-6361/201935276.
- ^ Kubyshkina, D. et al. (2019). “Close-in Sub-Neptunes Reveal the Past Rotation History of Their Host Stars: Atmospheric Evolution of Planets in the HD 3167 and K2-32 Planetary Systems”. The Astrophysical Journal 879 (1): 26. arXiv:1906.12153. Bibcode: 2019ApJ...879...26K. doi:10.3847/1538-4357/ab1e42.
- ^ Sinukoff, Evan et al. (2016). “Eleven Multiplanet Systems From K2 Campaigns 1 and 2 and the Masses of Two Hot Super-Earths”. The Astrophysical Journal 827 (1): 78. arXiv:1511.09213. Bibcode: 2016ApJ...827...78S. doi:10.3847/0004-637X/827/1/78.
- ^ "Astronomers Discover 18 New Small Exoplanets in Kepler Data" (Press release). Sci-News.com. 28 May 2019. 2019
年 9月 27日 閲覧 。 - ^ Wittenmyer, Robert A. et al. (2018). “The K2-HERMES Survey. I. Planet-candidate Properties from K2 Campaigns 1–3”. The Astronomical Journal 155 (2): 84. arXiv:1712.06774. Bibcode: 2018AJ....155...84W. doi:10.3847/1538-3881/aaa3e4.
- ^ Lillo-Box, J. et al. (2020). “Masses for the seven planets in K2-32 and K2-233”. Astronomy & Astrophysics 640: A48. arXiv:2006.01102. Bibcode: 2020A&A...640A..48L. doi:10.1051/0004-6361/202037896.