HD 136118
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Serpens |
| Right ascension | 15h 18m 55.4719s |
| Declination | –01° 35′ 32.590″ |
| Apparent magnitude (V) | +6.94 |
| Distance | 171 ly (52.3 pc) |
| Spectral type | F9V |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 136118 is a F-type main-sequence star located approximately 171 light-years away in the constellation of Serpens Cauda. It is an F-type dwarf and has apparent magnitude +6.94.
Brown dwarf companion
The astronomer Debra Fischer discovered a very massive planet, which was announced on February 7, 2002.[1] On November 25, 2009, the object turned out to be a brown dwarf.[2]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 42+18 −11 MJ |
1.45 ± 0.25 | 1209 ± 24 | 0.352 ± 0.006 | — | — |
See also
References
External links
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Coordinates: 
15h 18m 55.4719s, −01° 35′ 32.590″
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