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HD 145377 b

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Extrasolar planet 180 light years away
HD 145377 b
Discovery
Discovered byMoutou et al.
Discovery siteLa Silla Observatory
Discovery dateOctober 26, 2008
Detection methodDoppler spectroscopy
(HARPS)
Orbital characteristics
Apastron0.59 AU (88,000,000 km)
Periastron0.31 AU (46,000,000 km)
Semi-major axis0.45 ± 0.004 AU (67,320,000 ± 600,000 km)
Eccentricity0.307 ± 0.017
Orbital period (sidereal)103.95 ± 0.13 d
0.28459 ± 0.00036 y
Average orbital speed47.3
Time of periastron2,454,635.4 ± 0.6
Argument of periastron138.1 ± 2.8
StarHD 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.

See also

References

  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. arXiv:0810.4662. Bibcode:2009A&A...496..513M. doi:10.1051/0004-6361:200810941. S2CID 116707055.

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