HD 89744
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Ursa Major |
| Right ascension | 10h 22m 10.56268s |
| Declination | +41° 13′ 46.3107″ |
| Apparent magnitude (V) | 5.74 |
| Characteristics | |
| Evolutionary stage | F7IV |
| Astrometry | |
| Distance | 130 ly (40 pc) |
| Absolute magnitude (MV) | 2.83[1] |
| Other designations | |
| Database references | |
| SIMBAD | The star |
| planet b | |
| Exoplanet Archive | data |
| ARICNS | data |
| Extrasolar Planets Encyclopaedia |
data |
HD 89744 is an F-dwarf star about 130 light years away in the constellation of Ursa Major. In April 2000, a planet was discovered by radial velocity method.[2]
This star has 1.45 times the mass of the Sun, with a projected rotational velocity of 8.0 km s−1.[1]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | >8.58 ± 0.71 MJ | 0.934 ± 0.054 | 256.80 ± 0.13 | 0.6770 ± 0.0072 | — | — |
Stellar components
In 2004, stellar companion HD 89744 B (~0.076 solar mass) with a projected separation of 2,456 AU was detected.[4]
See also
References
External links
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Coordinates: 
10h 11m 10.5621s, +41° 13′ 46.308″
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