Pr 0211-b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | Pr 0211 | |
| Constellation | ♋ Cancer [1] | |
| Right ascension | (α) | 08:42:11.0[2] |
| Declination | (δ) | +19:16:37[2] |
| Apparent magnitude | (mV) | 12.15[2] |
| Mass | (m) | 0.935 (± 0.013) [2] M☉ |
| Radius | (r) | 0.827 (± 0.012) [2] R☉ |
| Age | 0.79 (± 0.03)[2] Gyr | |
| Physical characteristics | ||
| Mass | (m) | 1.88 (± 0.02)[2] MJ |
| Orbital elements | ||
| Semi-major axis | (a) | 0.03184 (± 0.00015) [2] AU |
| Eccentricity | (e) | 0.017 (± 0.01)[2] |
| Orbital period | (P) | 2.14609 (± 2e-05) (Julian Days)[2] d |
| Discovery information | ||
| Discovery date | 2012 | |
| Discoverer(s) | Sam Quinn | |
| Discovery method | Radial Velocity | |
| Discovery site | University of Georgia | |
| Discovery status | Confirmed | |
Pr 0211-b[2] (also written Pr0211-b)[1] is a Gas Giant exoplanet orbiting around the Sun-like star Pr 0211 a G9 type star. Pr 0211-b along with Pr 0201-b is notable for being the first exoplanets discovered in the Beehive cluster located in the Constellation Cancer.[1][2]
Discovery
Pr 0211-b and Pr 0201-b was discovered in 2012 by Sam Quinn[1][2][3] and his colleagues while observing 53 stars in the Beehive cluster using the 1.5 metres (4.9 ft; 1.6 yd) telescope at the University of Georgia in the United States.[1]
References
- 1 2 3 4 5 "Lần đầu tiên phát hiện hành tinh trong chòm sao. English: First discovered the planet in the constellation cancer". Minh Long. Retrieved 2016-04-18.
- 1 2 3 4 5 6 7 8 9 10 11 12 13 "Planet Pr 0211 b". Exoplanet.eu. Retrieved 2016-04-18.
- ↑ https://iopscience.iop.org/article/10.1088/2041-8205/756/2/L33/meta;jsessionid=22B1114FA9B7BAB2F3D65FC22C4045C4.c1
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