HD 188405
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aquila |
| Right ascension | 19h 55m 19.50021s[1] |
| Declination | −06° 44′ 05.2223″[1] |
| Apparent magnitude (V) | 6.51[2] (6.94 + 7.98)[3] |
| Characteristics | |
| Spectral type | F2V[3] |
| U−B color index | +0.05[2] |
| B−V color index | +0.39[2] |
| Astrometry | |
| Radial velocity (Rv) | −13.10[4] km/s |
| Proper motion (μ) | RA: +16.58[1] mas/yr Dec.: −60.18[1] mas/yr |
| Parallax (π) | 12.22 ± 0.84[1] mas |
| Distance | 270 ± 20 ly (82 ± 6 pc) |
| Details | |
| Luminosity | 13[5] L☉ |
| Temperature | 6,645[5] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 188405 is a binary star in the equatorial constellation of Aquila. The pair have an orbital period of roughly 425 years and an angular separation of 1.085″.[6]
References
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