Planet beta Umi b
| Name | beta Umi b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2014 | ||
| Mass | 6.1 ( -1.0 +1.0 ) MJ | ||
| Mass*sin(i) | 6.1 ( -1.0 +1.0 ) MJ | ||
| Semi-Major Axis | 1.4 (± 0.1) AU |  |
|
| Orbital Period | 522.3 (± 2.7) day | |
|
| Eccentricity | 0.19 (± 0.02) | ||
| ω | 307.4 (± 2.8) deg | |
|
| Tperi | 2453175.3 (± 4.6) JD | |
|
| Radius | — | ||
| Inclination | — | ||
| Update | 2014-05-12 | ||
| 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
beta Umi| Name | beta Umi | ||
| Distance | 40.14 (± 0.2) pc | |
|
| Spectral type | K4III | ||
| Apparent magnitude V | 2.08 | ||
| Mass | 1.4 (± 0.2) MSun | |
|
| Age | 2.95 Gyr | |
|
| Effective temperature | 4126.0 (± 25.0) K | |
|
| Radius | 42.06 RSun | |
|
| Metallicity [Fe/H] | -0.27 (± 0.07) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 14:50:42.0 | ||
| Dec2000 | +74:09:20 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
Related publications
A search for radio emission from exoplanets around evolved stars
2018
O'GORMAN E., COUGHLAN C., VLEMMINGS W., VARENIUS E., SIROTHIA S. et al.
Astron. & Astrophys., submitted
arxiv
Planetary companions in K giants beta Cancri, mu Leonis, and beta Ursae Minoris
2014
LEE B.-C., HAN I., PARK M.-G., MKRTICHIAN D., HATZES A. & KIM K.-M.
Astron. & Astrophys., 566, A67
paper arxiv
