Planet V391 Peg b

Name V391 Peg b
Planet Status Confirmed
Discovered in 2007
Mass 3.2 ( -0.7 +0.7 ) MJ
Mass*sin(i)
Semi-Major Axis 1.7 (± 0.1) AU
Orbital Period 1170.0 (± 44.0) day
Eccentricity 0.0
ω
Tperi
Radius
Inclination
Update 2014-08-22
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

V391 Peg
Name V391 Peg
Distance 1400.0 (± 180.0) pc
Spectral type sdB
Apparent magnitude V 14.57
Mass 0.5 (± 0.05) MSun
Age > 10.0 Gyr
Effective temperature 29300.0 (± 500.0) K
Radius 0.23 (± 0.03) RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 22:04:12.0
Dec2000 +26:25:08
Alternate Names
Planetary system 1 planet

Remarks

Alternate name: HS2201+2610

More data


Related publications

The sdB pulsating star V391 Peg and its putative giant planet revisited after 13 years of time-series photometric data
2018 SILVOTTI R., SCHUH S., KIM S.-L., LUTZ R., REED M. et al.
Astron. & Astrophys., 611
paper  

Taxonomy of the extrasolar planet
2012 PLAVALOVA E.
Astrobiology, 12, 361
paper   arxiv

The Exoplanet Orbit Database
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Density Estimation for Projected Exoplanet Quantities
2011 BROWN R.
ApJ., 733, 68
paper

Defining and cataloging exoplanets: The exoplanet.eu database
2011 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
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The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

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

Planets and Debris Disks: Results from a Spitzer/MIPS Search for Infrared Excess
2009 BRYDEN G., BEICHMAN C., CARPENTER J., RIEKE G., STAPELFELDT K., WERNER M., TANNER A., LAWLER S., WYATT M., TRILLING D., SU K., BLAYLOCK M. & STANSBERRY J.
ApJ., 705, 1226
paper

Time-resolved spectroscopy of the planet-hosting sdB pulsator V391 Pegasi
2009 SCHUH S., KRUSPE R., LUTZ R. & SILVOTTI R.
Communications in asteroseismology, no 159
paper

The planet-hosting subdwarf B star V391 Pegasi is a hybrid pulsator
2009 LUTZ R., SHUH S., SILVOTTI R., BERNABEI S., DREIZLER S., STAHN T. & HUEGELMEYER S.
Astron. & Astrophys.
preprint

Extrasolar Giant Planets and X-ray Activity
2008 KASHYAP V., DRAKE J. & SAAR S.
ApJ., 687, 1339
paper   arxiv

A giant planet orbiting the 'extreme horizontal branch' star V 391 Pegasi
2007 SILVOTTI R., SCHUH S., JANULIS R., SOLHEIM J., BERNABEI S., ØSTEIN R., OSWALT T., BRUNI I., GUALANDI R., BONANNO A., VAUCLAIR G., REED M., CHEN C., LEIBOWITZ E., PAPARO M., BARAN A., CHARPINET S., DOLEZ N., KAWALER S., KURTZ D., MOSKALIK P., RIDDLE R. & ZOLA S.
Nature, 449, 189
paper

Extrasolar planets: The one that got away
2007 FORTNEY J.
Nature, 449, 147
paper

Extrasolar planet taxonomy: a new statistical approach
2007 MARCHI S.
ApJ., 666, 475
arxiv   paper

Im Orbit eines sterbenden Sterns?
2007 NEUHAEUSER R.
Physik Journal, 11, 18
abstract

The O-C diagram of the subdwarf B pulsating star HS2201+2610: detection of a giant planet?
2007 SILVOTTI R., SCHUH S., JANULIS R., BERNABEI S., OSTENSEN R., SOLHEIM J.-E., BRUNI I., GUALANDI R., OSWALT T., BONANNO A., MIGNEMI B., The Whole Earth Telescope Xcov23 collaboration
paper