Planet HW Vir (AB) b

Name HW Vir (AB) b
Planet Status Confirmed
Discovered in 2008
Mass 14.3 ( -1.0 +1.0 ) MJ
Mass*sin(i)
Semi-Major Axis 4.69 (± 0.06) AU
Orbital Period 4640.0 (± 73.0) day
Eccentricity 0.4 (± 0.1)
ω 342.0 (± 10.0) deg
Tperi 2452410.0 JD
Radius
Inclination
Update 2012-06-15
Detection Method Pulsar
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HW Vir (AB)
Name HW Vir (AB)
Distance 181.0 (± 20.0) pc
Spectral type sdB+M
Apparent magnitude V 10.9
Mass 0.627 (± 0.013) MSun
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 12:44:20.0
Dec2000 -08:40:17
Alternate Names
Planetary system 1 planet

Remarks

Eclipsing binary star: M1 = 0.485 MSun, M2 = 0.142 MSun. P = 10084.58 ± 0.01 sec (Beuermann et al. 2012.
The mass for the system is the sum of the masses of the two components.

More data

Observability Predictor

Remarks

Nov. 2008: The object HW Vir (AB) b is named HW Vir 3 in Lee et al (2009)

Related publications

First versus second generation planet formation in post common envelope binary (PCEB) planetary systems
2014 BEAR E. & SOKER N.
MNRAS, 444, 1698
paper  arxiv 

The quest for companions to post-common envelope binaries: III. A reexamination of HW Virginis
2012 BEUERMANN K., DREIZLER S., HESSMN F. & DELLER J.
Astron. & Astrophys.
arxiv

A Uniformly Derived Catalogue of Exoplanets from Radial Velocities
2012 HOLLIS M., BALAN S., LEVER G. & LAHAV O.
MNRAS, 423, Issue 3, 2800-2814
paper  arxiv

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

The Exoplanet Orbit Database
2011 WRIGHT J., FAKHOURI O., MARCY G., HAN E., FENG Y., JOHNSON A., HOWARD A., VALENTI J., ANDERSON J. & PISKUNOV N.
PASP, 123, 412
paper   arxiv

The Fate of Planets
2011 VILLAVER E.
arxiv

Defining and cataloging exoplanets: The exoplanet.eu database
2011 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
paper   arxiv

The Hill stability of the possible moons of extrasolar planets
2010 DONNISON J.
MNRAS, 406, 1918
paper

Exoplanet Data Explorer
2010 WRIGHT J., MARCY G. & the California Planet Survey consortium
web page

The sdB+M Eclipsing System HW Virginis and its Circumbinary Planets
2009 LEE J., KIM S.-L., KIM C.-H., KOCH R., LEE, C.-U., KIM H.-I. & PARK J.-H.
Astron. J., 137, 3181
paper