Planet HD 154857 c
| Name | HD 154857 c | ||
| Planet Status | Confirmed | ||
| Discovered in | 2014 | ||
| Mass | 2.58 ( -0.16 +0.16 ) MJ | ||
| Mass*sin(i) | 2.58 ( -0.16 +0.16 ) MJ |  |
|
| Semi-Major Axis | 5.36 (± 0.09) AU | |
|
| Orbital Period | 3452.0 (± 105.0) day | |
|
| Eccentricity | 0.06 (± 0.05) | |
|
| ω | 352.0 (± 37.0) deg | |
|
| Tperi | 2455219.0 (± 375.0) JD | |
|
| Radius | — | ||
| Inclination | — | ||
| Update | 2014-01-24 | ||
| 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 154857| Name | HD 154857 | ||
| Distance | 64.2 (± 3.1) pc | |
+ |
| Spectral type | G5V | ||
| Apparent magnitude V | 7.25 | ||
| Mass | 1.718 ( -0.03 +0.022 ) MSun | |
+ |
| Age | 5.6 Gyr | |
|
| Effective temperature | 5445.0 K | |
|
| Radius | 1.76 (± 0.057) RSun | |
+ |
| Metallicity [Fe/H] | -0.22 | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 17:11:15.0 | ||
| Dec2000 | -56:40:50 | ||
| Alternate Names | |||
| Planetary system | 2 planets |
Related publications
The Anglo-Australian Planet Search XXIV: The Frequency of Jupiter Analogs
2016
WITTENMYER R., BUTLER P., TINNEY Ch., HORNER J. et al.
ApJ, 819, 28
paper arxiv ADS
The Anglo-Australian Planet Search. XXIII. Two New Jupiter Analogs
2014
WITTENMYER R., HORNER J., TINNEY Ch., BUTLER P., JONES H. et al.
ApJ, 783, 103
paper arxiv
New Planets around Three G Dwarfs
2006
O'TOOLE S., BUTLER P., TINNEY C., JONES H., MARCY G., CARTER B., McCARTHY C., BAILEY J., PENNY A., APPS K. & FISCHER D.
ApJ., 660, 1636
paper
The Planet-Metallicity Correlation.
2005
FISCHER D. & VALENTI J.
ApJ., 622, 1102
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
