2009PASP..121.1104J


Query : 2009PASP..121.1104J

2009PASP..121.1104J - Publ. Astron. Soc. Pac., 121, 1104-1111 (2009/October-0)

A third exoplanetary system with misaligned orbital and stellar spin axes.

JOHNSON J.A., WINN J.N., ALBRECHT S., HOWARD A.W., MARCY G.W. and GAZAK J.Z.

Abstract (from CDS):

We present evidence that the WASP-14 exoplanetary system has misaligned orbital and stellar-rotational axes, with an angle between their sky projections. The evidence is based on spectroscopic observations of the Rossiter-McLaughlin effect as well as new photometric observations. WASP-14 is now the third system known to have a significant spin-orbit misalignment, and all three systems have ``super-Jupiter'' planets (MP > 3MJup) and eccentric orbits. This finding suggests that the migration and subsequent orbital evolution of massive, eccentric exoplanets is somehow different from that of less massive close-in Jupiters, the majority of which have well-aligned orbits.

Abstract Copyright: ∼

Journal keyword(s): Extrasolar Planets

Simbad objects: 8

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Number of rows : 8
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 HD 17156 PM* 02 49 44.4871034544 +71 45 11.629235988   8.78 8.16     F9V 195 2
2 HD 17156b Pl 02 49 44.4871034544 +71 45 11.629235988           ~ 197 1
3 BD+57 793 * 04 21 52.7048156328 +57 49 01.889294952   10.27 9.85     F5V 170 2
4 HD 80606 PM* 09 22 37.5768032712 +50 36 13.435326684   9.78 9.00     G8V 366 2
5 HD 127334 PM* 14 29 36.8087722032 +41 47 45.285437076 7.370 7.050   5.9   G5VCH0.3 196 0
6 BD+22 2716 * 14 33 06.3571702344 +21 53 40.981395876   10.194 9.745     F5V 112 1
7 BD+22 2716b Pl 14 33 06.3571702344 +21 53 40.981395876           ~ 170 1
8 HD 147506 * 16 20 36.3576063720 +41 02 53.106772488   9.15 8.69     F8V 199 1

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