| A | Ab | B | C | |
| Ab | pa=230.7° sep=0.19" | |||
| B | pa=102.4° sep=4.79" | pa=100.6° sep=4.91" | ||
| C | pa=295.7° sep=16.56" | pa=296.3° sep=16.48" | pa=292.7° sep=21.25" | |
| D | pa=38.6° sep=78.12" | pa=38.6° sep=78.31" | pa=35.4° sep=76.13" | pa=49.8° sep=83.39" |
| Common name | Rasalgethi | Coord arcsec 2000 | 171438.86+142324.9 | Mag | 3.48 | Spectral class | M5Ib (red) | ||||
| PmRA | -17.00 | PmDE | 47.0 | HIP | 84345 | Tycho2 | 0990-02133-1 | ||||
| HD | 156014 | HR | 6406 | GC | 23277 | BD | BD+14 3207 | ||||
| Bayer | Alpha 1 Herculis | Bayer name | alp1 Her | Flamsteed | 64 Herculis | Flamsteed name | 64 Her |
| Tycho2 | 0990-02133-1 | Pflag | RAmdeg | 258.66188627 | DEmdeg | 14.39036763 | |||||
| PmRA | -17.0 | PmDE | 47.0 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
| E pmRA | 2.1 | E pmDE | 1.9 | EpRAm | 1991.37 | EpDEm | 1991.63 | ||||
| Num | 3 | Q RAmdeg | 0.8 | Q DEmdeg | 0.0 | Q pmRA | 0.8 | ||||
| Q pmDE | 0.1 | BTmag | 5.077 | E BTmag | 0.014 | VTmag | 3.480 | ||||
| E VTmag | 0.009 | Prox | 48 | TYC | T | HIP | 84345 | ||||
| CCDM | A | RAdeg | 258.66192833 | DEdeg | 14.39025889 | EpRA 1990 | 1.41 | ||||
| EpDE 1990 | 1.68 | E RAdeg | 3.8 | E DEdeg | 3.6 | Posflg | |||||
| Corr | -0.3 |
| Catalog | H | HIP | 84345 | Proxy | H | RAhms | 17 14 38.86 | ||||
| DEdms | +14 23 24.9 | Vmag | 2.78 | VarFlag | 2 | R Vmag | H | ||||
| RAdeg | 258.662 | DEdeg | 14.3903 | AstroRef | A | Plx | 8.53 | ||||
| CCDM | -6.71 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
| MultFlag | C | Source | Qual | D | M HIP | AB | |||||
| Theta | 105 | Rho | 4.841 | HD | BD | BD+14 3207 | |||||
| CD | CP | Dm number | +14 3207 | VIred | 3.2 | ||||||
| SpType | M5IIvar | R SpType | Coord arcsec 2000 | 171438.86+142324.9 |
| HIP | 84345 | Sn | 15 | So | 3 | Nc | 2 | ||||
| RArad | 4.5145022838 | DErad | 0.251157294 | Plx | 9.07 | PmRA | -7.32 | ||||
| PmDE | 36.07 | E RArad | 0.94 | E DErad | 0.88 | E Plx | 1.32 | ||||
| E pmRA | 0.92 | E pmDE | 0.97 | Hpmag | E Hpmag | 0.0189 | |||||
| SHp | 0.144 | VA | 2 | BV | 1.164 | E BV | 0.031 | ||||
| VI | 1.13 |
| Coord arcsec 2000 | 171438.85+142324.8 | Spectral class | II | Delta magnitude | 3.48 | Coordinate calculated | yes |
| Coord arcsec 2000 | 171439.18+142323.9 | Mag | 5.4 | Spectral class | II | PmRA | -7.00 | ||||
| PmDE | 33.0 | Delta magnitude | 1.92 | Coordinate calculated | yes |
| Coord arcsec 2000 | 171437.83+142332.1 | Mag | 15.5 | Spectral class | II | Delta magnitude | 12.02 | ||||
| Coordinate calculated | yes |
| Coord arcsec 2000 | 171442.21+142426.0 | Mag | 11.1 | Spectral class | II | PmRA | 3.00 | ||||
| PmDE | -42.0 | Delta magnitude | 7.62 | Coordinate calculated | yes |