Planet HD 40307 g
| Name | HD 40307 g | ||
| Planet Status | Confirmed | ||
| Discovered in | 2012 | ||
| Mass | — | ||
| Mass*sin(i) | 0.0223 ( -0.0082 +0.0082 ) MJ |  |
|
| Semi-Major Axis | 0.6 (± 0.034) AU | |
|
| Orbital Period | 197.8 ( -5.7 +9.0 ) day | |
|
| Eccentricity | 0.29 ( -0.29 +0.31 ) | |
|
| ω | 91.2 deg | |
|
| Tperi | — | ||
| Radius | — | ||
| Inclination | — | ||
| Update | 2014-05-21 | ||
| Detection Method | Radial Velocity | ||
| 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
HD 40307| Name | HD 40307 | ||
| Distance | 12.8 (± 1.0) pc | |
|
| Spectral type | K2.5V | ||
| Apparent magnitude V | 7.17 | ||
| Mass | 0.77 (± 0.05) MSun | |
+ |
| Age | — | ||
| Effective temperature | 4977.0 (± 59.0) K | |
|
| Radius | — | ||
| Metallicity [Fe/H] | -0.31 (± 0.03) | |
|
| Detected Disc | IR Excess | |
|
| Magnetic Field | — | ||
| RA2000 | 05:54:04.0 | ||
| Dec2000 | -60:01:24 | ||
| Alternate Names | |||
| Planetary system | 6 planets |
Observability Predictor 
Remarks
8 Nov 2012: The planet HD 40307 g deserves confirmation by new HARPS dataRelated publications
Searching for the nature of stars with debris disks and planets
2023
de la REZA R., CHAVERO C., ROCA-FABREGA S., LLORENTE de ANDRES F., CRUZ P. & CIFUENTES C.
Astron. & Astrophys., submitted
arxiv
Continuous Habitable Zones: Using Bayesian Methods to Prioritize Characterization of Potentially Habitable Worlds
2022
WARE A., YOUNG P., TRUITT A. & SPACEK A.
ApJ, 929, 143
paper arxiv
Habitability of exoplanet waterworlds
2018
KITE E. & FORD E.
ApJ, 864, 75
arxiv
paper
The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles
2016
DIAZ R., SEGRANSAN D., UDRY S., LOVIS C., PEPE F. et al.
Astron. & Astrophys., 585, A134
paper
arxiv
ADS
Hubble Space Telescope High Resolution Imaging of Kepler Small and Cool Exoplanet Host Stars
2015
GILLILAND R., CARTIER K., ADAMS E., CIARDI D., KALAS P. et al.
Astron. J., 149, 24
paper arxiv
Global warming as a detectable thermodynamic marker of Earth-like extrasolar civilizations: the case for a telescope like Colossus
2015
KUHN J. & BERDYGINA S.
Int. J. Astrobiol., 14, 401
paper ADS
Gravitational quantization of exoplanet orbits in HD 40307, $μ$ Ara, Kepler-26, Kepler-62, and Kepler-275: Comparing predicted orbits
2015
GEROYANNIS V.
arxiv
Cosmological aspects of planetary habitability
2014
SHCHEKINOV Y., SAFONOVA M. & MURTHY J.
ApJ, submitted
arxiv
A dynamical study on the habitability of terrestrial exoplanets II: The super Earth HD 40307 g
2014
BRASSER R., IDA S. & KOKUBO E.
MNRAS, 440, 3685
paper arxiv
Strong Dependence of the Inner Edge of the Habitable Zone on Planetary Rotation Rate
2014
YANG J., BOUE G., FABRYCKY D. & ABBOT D.
ApJ Letters, 787, L2
paper arxiv
Correlations between the stellar, planetary and debris components of exoplanet systems observed by Herschel
2014
MARSHALL J., MORO-MARTIN A., EIROA C., KENNEDY G., MORA A. et al.
Astron. & Astrophys., 565, A15
arxiv
paper
paper
Remote Life Detection Criteria, Habitable Zone Boundaries, and the Frequency of Earthlike Planets around M and Late-K Stars
2013
KASTING J., KOPPARAPU R., RAMIREZ R. & HARMAN Ch.
PNAS, 111, 12641
paper arxiv
Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307
2012
TUOMI M., ANGLADA-ESCUDE G., GERLACH E., JONES H., REINERS A. & 3 additional authors
Astron. & Astrophys., 459, A48
paper arxiv
The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 Super-Earths (4.2, 6.9, & 9.2 Earth masses)
2009
MAYOR M., UDRY S., LOVIS C., PEPE F., QUELOZ D., BENZ W., BERTAUX J.-L., BOUCHY F., MORDASINI C. & SEGRANSAN D.
Astron. & Astrophys., 493, 639
paper
