HD 118508
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| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes[1] |
| Right ascension | Template:RA[2] |
| Declination | Template:DEC[2] |
| Apparent magnitude (V) | 5.8[3] |
| Characteristics | |
| Evolutionary stage | AGB[4] |
| Spectral type | M2III[5] |
| U−B Template:Engvar | +1.85[6] |
| B−V Template:Engvar | +1.58[6] |
| Variable type | suspected[7] |
| Astrometry | |
| Radial velocity (Rv) | Script error: No such module "val".[3] km/s |
| Proper motion (μ) | RA: −26.654[2] mas/yr Dec.: −2.803[2] mas/yr |
| Parallax (π) | 5.9122±0.0860 mas[2] |
| Distance | Template:Rnd ± Template:Rnd ly (Template:Rnd ± Template:Rnd pc) |
| Absolute magnitude (MV) | −0.431[8] |
| Details | |
| Mass | 1.1[9] Template:Solar mass |
| Radius | 49[10] Template:Solar radius |
| Luminosity | 324[11] Template:Solar luminosity |
| Surface gravity (log g) | 1.04[9] cgs |
| Temperature | 3,594[9] K |
| Metallicity [Fe/H] | +0.44[9] dex |
| Metallicity [Fe/H] | {{{metal_fe2}}} dex |
| Other designations | |
| BD+25 2652, FK5 3085, HD 118508, HIP 66417, HR 5123, SAO 82905, NSV 6342 | |
| Database references | |
| SIMBAD | data |
Script error: No such module "Check for unknown parameters".
HD 118508 is a suspected variable star in the northern constellation of Boötes. Its apparent magnitude may vary with an amplitude of 0.04, discovered during a search for small-amplitude red variables.[7] It is a red giant about 552 light years away.
References
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- ↑ Script error: No such module "Citation/CS1".
- ↑ a b c d e Template:Cite Gaia DR3
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ a b Script error: No such module "citation/CS1".
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ a b c d Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
Script error: No such module "Check for unknown parameters".