HD 145377 b
Discovery | |
---|---|
Discovered by | Moutou et al.[1] |
Discovery site | La Silla Observatory |
Discovery date | October 26, 2008 |
Doppler spectroscopy (HARPS) | |
Orbital characteristics | |
Apastron | 0.59 AU (88,000,000 km) |
Periastron | 0.31 AU (46,000,000 km) |
0.45 ± 0.004 AU (67,320,000 ± 600,000 km) | |
Eccentricity | 0.307 ± 0.017 |
103.95 ± 0.13 d 0.28459 ± 0.00036 y | |
Average orbital speed | 47.3 |
2,454,635.4 ± 0.6 | |
138.1 ± 2.8 | |
Star | HD 145377 |
HD 145377 b is an extrasolar planet located approximately 180 light-years away This planet was discovered on October 26, 2008 by Moutou et al. using the HARPS spectrograph on ESO's 3.6 meter telescope installed at La Silla Observatory in Atacama desert, Chile.[1]
See also[]
References[]
- ^ a b Moutou, C.; et al. (2009). "The HARPS search for southern extra-solar planets XVII. Six long-period giant planets around BD -17 0063, HD 20868, HD 73267, HD 131664, HD 145377, HD 153950". Astronomy and Astrophysics. 496 (2): 513–519. arXiv:0810.4662. Bibcode:2009A&A...496..513M. doi:10.1051/0004-6361:200810941.
External links[]
- "HD 145377 b". Exoplanets. Archived from the original on 2012-03-04. Retrieved 2008-11-06.
Coordinates: 16h 11m 36.4455s, −27° 04′ 41.421″
Categories:
- Exoplanets discovered in 2008
- Giant planets
- Scorpius (constellation)
- Exoplanets detected by radial velocity
- Exoplanet stubs