Planet GJ 436 b

Name GJ 436 b
Discovered in 2004
Mass 0.0737 (± 0.0052) MJ
Semi-major axis 0.02887 (± 0.00095) AU
Orbital period 2.6438986 (± 1.6e-06) day
Eccentricity 0.15 (± 0.012)
ω 351.0 (± 1.2) deg
Tperi 2451551.716 (± 0.12) JD
Radius 0.365 (± 0.02) RJ
Inclination 85.8 ( -0.25 +0.25 ) deg;
Update Aug. 29, 2014
Detection Method Transit
Mass Detection Method
Radius Detection method
Molecules detectedCO2
CO
H2O
H
Primary transit 2454222.61588 (± 0.00012) JD
Secondary transit
Anomaly angle
impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitute
Surface gravity log(g/gH)
Alternate Names

Graphical Ephemeris (Beta Version)

Remarks

11 Oct 2010: No conclusive evidence for molecular features in NICMOS data (Gibson et al. 2010)
21 May 2008: The planet GJ 436 c (Ribas et al. 2008) has been retracted at the Transiting Planet conference in Boston
15 Apr 2008: Transit Light Curve by AXA

Other web-pages

Star

Name GJ 436
Distance 10.2 pc
Spectral type M2.5
Apparent magnitude V 10.68
Mass 0.452 ( -0.012 +0.012 ) MSun
Age 6.0 ( -5.0 +5.0 ) Gyr
Effective temperature 3684.0 ( -55.0 +55.0 ) K
Radius 0.464 ( -0.011 +0.011 ) RSun
Metallicity [Fe/H] -0.32 (± 0.12)
Detected Disc
Magnetic Field
RA2000 11:42:11.0
Dec2000 +26:42:23
Alternate Names
Planetary system 3 planets

More data


Related publications

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2010 BUDAJ J.
ApJ.
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BAAS, 42, no 1, 328.05
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2009 SHOWMAN A., CHO J. & MENOU K.
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Tidally Heated Terrestrial Exoplanets: Viscoelastic Response Models
2009 HENNING W., O'CONNELL R. & SASSELOV D.
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Transit infrared spectroscopy of the hot neptune around GJ 436 with the Hubble Space Telescope
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2009 KNUTSON H.
BAAS, 41, no 3, 31.04
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2009 KANE S. & von BRAUN K.
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2009 STEVENSON K., HARRINGTON J., NYMEYER S., MADHUSUDHAN N., SEAGER S., DEMING D., LAUGHLIN G., HARDY R., BOWMAN W., LANGTON J., RAUSCHER E., LUST N. & WILSON D.
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2009 KIPPING D.
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2009 DAEMGEN S., HORMUTH F., BRANDNER W., BERGFORS C., JANSON M., HIPPLER S. & HENNING Th.
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Bulk composition of the transiting hot Neptune around GJ 436
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2009 MAYOR M. & UDRY S.
Physica Scripta, 130, 014010
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2009 KNUTSON H.
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2009 EGGENBERGER A. & UDRY S.
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2009 GRASSET O., SCHNEIDER J. & SOTIN Ch.
ApJ., 693, 722
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2009 ZHOU J.-L.
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Improved parameters for extrasolar transiting planets
2008 TORRES G., WINN J. & HOLMAN M.
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A Hubble Space Telescope transit light curve for GJ436b
2008 BEAN J., BENEDICT F., CHARBONNEAU D., HOMEIER D., TAYLOR D., McARTHUR B., SEIFAHRT A., DREIZLER S. & REINERS A.
Astron. & Astrophys., 486, 1039
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Homogeneous studies of transiting extrasolar planets. I. Light curve analyses
2008 SOUTHWORTH J.
MNRAS, 386, 1644
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Photometric Follow-up Observations of the Transiting Neptune-Mass Planet GJ 436b
2008 SHPORER A., MAZEH T., WINN J., HOLMAN M., LATHAM D., PONT F. & ESQUERDO G.
ApJ., 694, 1559
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2008 ADAMS E., SEAGER S. & ELKINS-TANTON L.
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Stellar proper motion and the timing of planetary transits
2008 RAFIKOV R.
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2008 SOUTHWORTH J.
MNRAS, 394, 272
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Empirical evidence for tidal spin-up in transiting planetary systems
2008 PONT F.
MNRAS, 396, 1789
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Empirical Constraints on Trojan Companions and Orbital Eccentricities in 25 Transiting Exoplanetary Systems
2008 MADHUSUDHAN N. & WINN J.
ApJ., 693, 784
paper

Eccentricity modulation of a close-in planet by a companion - application to GJ 436 system
2008 XIAO T. & ZHOU J.-L.
Science in China (G): Physics, Mechanics & Astronomy
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New Observations and a Possible Detection of Parameter Variations in the Transits of Gliese 436b
2008 COUGHLIN J., STRINGFELLOW G., BECKER A., LOPEZ-MORALES M., MEZZALIRA F. & KRAJCI T.
ApJ. Letters, 689, L149
paper

Constraining Orbital Parameters Through Planetary Transit Monitoring
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ApJ., 689, 492
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Three-Dimensional Atmospheric Dynamics of Eccentric Extrasolar Planets
2008 LEWIS N., SHOWMAN A., FORTNEY J. & MARLEY M.
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2008 KNUTSON H.
BAAS, 41, no 1, 346.02D
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Coupled Thermal and Tidal Evolution of Known Transiting Planets
2008 MILLER N., FORTNEY J., & JACKSON B.
BAAS, 41, no 1, 402.07
abstract

Transiting Exoplanet Results from the NASA EPOXI Mission
2008 BALLARD S., CHARBONNEAU D., A'HEARN M., DEMING D., HOLMAN M., CHRISTIANSEN J., WELDRAKE D., BARRY R., KUCHNER M., LIVENGOOD T., PEDETLY J., SCHULTZ A., HEWAGAMA T., SUNSHINE J., WELLNITZ D., HAMPTON D., LISSE C., SEAGER S. & VEVERKA J.
BAAS, 41, no 1, 402.11
abstract

Parameter Variations in the Transits of Gliese 436b
2008 COUGHLIN J., STRINGFELLOW G., BECKER A., LOPEZ-MORALEZ M., MEZZALIRA F. & KRAJCI T.
BAAS, 41, no 1, 402.12
abstract

Toward a homogeneous set of transiting planet parameters
2008 TORRES G., WINN J. & HOLMAN M.
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2008 MATSUMURA S., TAKEDA G. & RASIO F.
ApJ. Letters, 686, L29
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Transiting Exoplanets with JWST
2008 SEAGER S., DEMING D. & VALENTI J.
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2008 STEELE I., BATES S., GIBSON N., KEENAN F., MEABURN J., MOTTRAM C., POLLACCO D. & TODD I.
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2008 JORDAN A. & BAKOS K.
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Preliminary Results From The NASA EPOXI Mission
2008 BALLARD S., CHARBONNEAU D., A'HEARN M., DEMING D., HOLMAN M., CHRISTIANSEN J., WELDRAKE D., BARRY R., KUCHNER M., LIVENGOOD T., PEDELTY J., SCHULTZ A., HEWAGAMA T., SUNSHINE J., WELLNITZ D., HAMPTON D., LISSE C., SEAGER S. & VEVERKA J.
BAAS, 40, no 3, 01.02

Secondary Eclipse Photometry of GJ 436b in Six Spitzer Channels
2008 STEVENSON K., HARRINGTON J., NYMEYER S., BOWMAN W., DEMING D., SEAGER S., RAUSCHER E., LANOTTE A., GILLON M. & LAUGHLIN G.
BAAS, 40, no 3, 01.07
abstract

A Representative Sample of Exoplanetary Secondary Eclipses at 8 Microns
2008 NYMEYER S., BOWMAN W., HARRINGTON J., STEVENSON K., DEMING D., RAUSCHER E., SEAGER S., GILLON M., DEMORY B., LAUGHLIN G., BAKOS G., WHEATLEY P. & COLLIER CAMERON A.Sarah Nymeyer1, W. C. Bowman1, J. Harrington1, K. B. Stevenson1, D. Deming2, E. Rauscher3, S. Seager4, M. Gillon5, B. -. Demory5, G. Laughlin6, G. Bakos7, P. J. Wheatley8, A. Collier Cameron
BAAS, 40, no 3, 01.08
abstract

Periastron Precession Measurements in Transiting Extrasolar Planetary Systems at the Level of General Relativity
2008 PAL A. & KOCSIS B.
MNRAS, 389, 191
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Observational Consequences of the Recently Proposed Super-Earth Orbiting GJ436
2008 BEAN J. & SEIFAHRT A.
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Limits to the planet candidate GJ 436c
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Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes
2008 SOUSA S., SANTOS N., MAYOR M., UDRY S., CASAGRANDE L., ISRAELIAN G., PEPE F., QUELOZ D. & MONTEIRO M.
Astron. & Astrophys., 487, 373
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Tidal Evolution of Close-in Extra-Solar Planets
2008 JACKSON B., GREENBERG R. & BARNES R.
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The NASA EPOXI mission of opportunity to gather ultraprecise photometry of known transiting exoplanets
2008 CHRISTIANSEN J., CHARBONNEAU D., A'HEAM M., DEMING D., HOLMAN M., BALLARD S., WELDRAKE D., BARRY R., KUCHNER M., LIVENGOOD T., PEDELTY J., SCHULZ A., HEWAGAMA T., SUNSHINE J., WELLNITZ D., HAMPTON D., LISSE C., SEAGER S. & VEVENKA J.
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Preliminary Results on HAT-P-4, TrES-3, XO-2, and GJ 436 from the NASA EPOXI Mission
2008 BALLARD A., CHARBONNEAU D., A'HEAM M., DEMING D., HOLMAN M., WELDRAKE D., BARRY R., KUCHNER M., LIVENGOOD T., PEDELTY J., SCHULZ A., HEWAGAMA T., SUNSHINE J., WELLNITZ D., HAMPTON D., LISSE C., SEAGER S. & VEVENKA J.
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2008 KANE S. & von BRAUN K.
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2008 SANTOS N.
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2008 BARAFFE I., CHABRIER G. & BARMAN T.
Astron. & Astrophys., 482, 315
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On the long-term tidal evolution of GJ 436b in the presence of a resonant companion
2008 MARDLING R.
MNRAS
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A ~5 M_earth Super-Earth Orbiting GJ 436?: The Power of Near-Grazing Transits
2008 RIBAS I., FONT-RIBERA A. & BEAULIEU J.-Ph.
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Migration and Final Location of Hot Super Earths in the Presence of Gas Giants
2008 ZHOU J.-J. & LIN D.
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Extrasolar planets
2008 SASSELOV D.
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The M Dwarf GJ 436 and its Neptune-Mass Planet
2007 MANESS H., MARCY G., FORD E., HAUSCHILDT P., STREVE A., BASRI G., BUTLER P. & VOGT S.
PASP, 119, 90
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Extrasolar planet taxonomy: a new statistical approach
2007 MARCHI S.
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M Stars as Targets for Terrestrial Exoplanet Searches And Biosignature Detection
2007 SCALO J., KALTENEGGER L., SEGURA A., FRIDLUND M., RIBAS I., KULIKOV N., GRENFELL J., RAUER H., ODERT P., LEITZINGER M., SELSIS F., KHODACHENKO M., EIROA C., KASTING J. & LAMMER H.
Astrobiology, 7, 85
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Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars
2007 WRIGHT J., MARCY G., FISCHER D., BUTLER P., VOGT S., TINNEY Ch., JONES H., CARTER B., JOHNSON J., McCARTHY C. & APPS K.
ApJ., 657, 533
paper

Planetary Formation Scenarios Revistied: Core-Accretion Versus Disk Instability
2007 MATSUO T., SHIBAI H., OOTSUBO T. & TAMURA M.
ApJ., 662, 1282
paper

Spitzer Transit and Secondary Eclipse Photometry of GJ 436b
2007 DEMING D., HARRINGTON J., LAUGHLIN G., SEAGER S., NAVARRO S. B., BOWMAN W. C., HORNING K.
ApJ. Letters, 667, L199
paper

The transiting exoplanet host star GJ 436: a test of stellar evolution models in the lower main sequence, and revised planetary parameters
2007 TORRES G.
ApJ. Letters, 671, L65
paper

Predicting low-frequency radio fluxes of known extrasolar planets
2007 GRIEßMEIER J.-M., ZARKA P. & SPREEUW H.
Astron. & Astrophys., 475, 359
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Accurate Spitzer infrared radius measurement for the hot Neptune GJ 436b
2007 GILLON M., DEMORY B.-O., BARMAN T., BONFILS X., MAZEH T., UDRY S., MAYOR M. & QUELOZ D.
Astron. & Astrophys., 471, L51
paper

Two Classes of Hot Jupiters
2007 HANSEN B. & BARMAN T.
ApJ., 671, 861
paper

Characterization of the hot Neptune GJ 436b with Spitzer and ground-based observations
2007 DEMORY B.-O., GILLON M., BARMAN T., BONFILS X., MAYOR M. MAZEH T., PONT F., QUELOZ D., UDRY S., BOUCHY F., DELFOSSE X., FORVEILLE T., MALLMANN F., PEPE F. & PERRIER C.
Astron. & Astrophys., 475, 1125
paper

Precise Photometry and Spectroscopy of Transits
2007 WINN J.
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Detection of transits of the nearby hot Neptune GJ 436 b
2007 GILLON M., PONT F., DEMORY B., MALLMANN F., MAYOR M., MAZEH T., QUELOZ D., SHPORER A., UDRY S. & VUISSOZ C.
Astron. & Astrophys., 472, 13
paper

Formation of Earth-like Planets During and After Giant Planet Migration
2007 MANDELL A., RAYMOND S. & SIGURDSSON S.
ApJ., 660, 823
paper

A diagram to determine the evaporation status of extrasolar planets
2007 LECAVELIER des ETANGS A.
Astron. & Astrophys., 461, 1185
paper

Catalog of Nearby Exoplanets
2006 BUTLER P., WRIGHT J., MARCY G., FISCHER D., VOGT S., TINNEY Ch., JONES H., CARTER B., JOHNSON J., McCARTHY Ch. & PENNY A.
ApJ., 646, 505
paper

No Detectable H+3 Emission from the Atmospheres of Hot Jupiters
2006 SHKOLNIK E., GAIDOS E. & MOSKOVITZ N.
Astron. J., 132, 1267
paper

Two Suns in The Sky: Stellar Multiplicity in Exoplanet Systems
2006 RAGHAVAN D., HENRY T., MASON B., SUBASAVAGE J., JAO W.-C., BEAULIEU T. & HAMBLY N.
ApJ., 646, 523
paper

Kinematics of planet-host stars and their relation to dynamical streams in the solar neighbourhood
2006 ECUVILLON A., ISRAELIAN G., PONT F., SANTOS N. & MAYOR M.
Astron. & Astrophys., 461, 171
paper

Metallicities of M Dwarf Planet Hosts from Spectral Synthesis
2006 BEAN J., BENEDICT F. & ENDL M.
ApJ. Letters, 653, L65
paper

New Debris Disks around Nearby Main-Sequence Stars: Impact on the Direct Detection of Planets
2006 BEICHMAN C., BRYDEN G., STAPELFELDT K., GAUTIER T., GROGAN K., SHAO M., VELUSAMY T., LAWLER S., BLAYLOCK M., RIEKE G., LUNINE J., FISCHER D., MARCY G., GREAVER J., WYATT M., HOLLAND W. & DENT W.
ApJ., 652, 1674
paper

Habitability of known exoplanetary systems based on measured stellar properties
2006 JONES B., SLEEP P. & UNDERWOOD D.
ApJ., 649, 1010
paper

M Dwarfs as Desirable Targets for Planet Search Surveys
2006 TANNER A.
BAAS, 38, no 3, #10.03
abstract

Rapid Formation of Gas Giant Planets around M Dwarf Stars
2006 BOSS A.
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paper

On the Ages of Exoplanet Host Stars
2005 SAFFE C., GOMEZ M. & CHAVERO C.
Astron. & Astrophys., 443, 609
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Effects of mass loss for highly-irradiated giant planets
2005 HUBBARD W., HATTORI M., BURROWS A., HUBENY I. & SUDARSKY D.
Icarus, 187, 358
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Metallicity of M dwarfs I. A photometric calibration and impact on the mass-luminosity relation at the bottom of the main sequence
2005 BONFILS X., DELFOSSE X., UDRY S., SANTOS N., FORVEILLE T. & SEGRANSAN D.
Astron. & Astrophys., 442, 635
paper

Hot-Jupiters and hot-Neptunes: a common origin?
2005 BARAFFE I., CHABRIER G., BARMAN T., SELSIS F., ALLARD F. & HAUSCHILDT P.
Astron. & Astrophys., 436, L47
paper

Astrophysics in 2004
2005 TRIMBLE V. & ASCHWANDEN M.
PASP, 117, 311
paper

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ~14000 F and G dwarfs.
2004 NORDSTROM B., MAYOR M., ANDERSEN J., HOLMBERG J., PONT F., JORGENSEN B., OLSEN E., UDRY S. & MOWLAVI N.
Astron. & Astrophys., 419, 989
paper

A Neptune-Mass Planet Orbiting the Nearby M Dwarf GJ 436
2004 BUTLER P., VOGT S., MARCY G., FISCHER D., WRIGHT J., HENRY G., LAUGHLIN G. & LISSAUER J.
ApJ. Letters, 617, 580
paper

The HARPS survey for southern extrasolar planets. II A 14 Earth-masses exoplanet around mu Arae
2004 SANTOS N., BOUCHY F., MAYOR M., PEPE F., QUELOZ D., UDRY S., LOVIS C., BAZOT M., BENZ W., BERTAUX J.-L., LO CURTO G., DELFOSSE X., MORDASINI C., NAEF D., SIVAN J.-P. & VAUCLAIR S.
Astron. & Astrophys., 426, L19
paper

A Dedicated M-Dwarf Planet Search Using The Hobby-Eberly Telescope.
2003 ENDL M., COCHRAN W., TULL R., & MacQUEEN Ph.
Astron. J., 126, 3099
paper,   erratum