Astronomy:HD 145377 b
From HandWiki
Short description: Extrasolar planet 180 light years away
| Discovery | |
|---|---|
| Discovered by | Moutou et al.[1] |
| Discovery site | La Silla Observatory |
| Discovery date | October 26, 2008 |
| Doppler spectroscopy (HARPS) | |
| Orbital characteristics | |
| astron|astron|helion}} | 0.59 AU (88,000,000 km) |
| astron|astron|helion}} | 0.31 AU (46,000,000 km) |
| 0.45 ± 0.004 AU (67,320,000 ± 600,000 km) | |
| Eccentricity | 0.307 ± 0.017 |
| Orbital period | 103.95 ± 0.13 d 0.28459 ± 0.00036 y |
| Average Orbital speed | 47.3 |
| astron|astron|helion}} | 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
- ↑ 1.0 1.1 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. doi:10.1051/0004-6361:200810941. Bibcode: 2009A&A...496..513M. http://www.aanda.org/articles/aa/full_html/2009/11/aa10941-08/aa10941-08.html.
External links
- "HD 145377 b". Exoplanets. http://media4.obspm.fr/exoplanets/base/planete.php?etoile=HD+145377&planete=b.
Coordinates: 
16h 11m 36.4455s, −27° 04′ 41.421″
 |  |
