| Identification Data |
| Common Name | |
| Constellation | Hercules |
| Star Name | 90 Her |
| Skymap Number | 17530068 |
| Henry Draper (HD) Number | 163217 |
| Harvard Revised (HR) Number | 6677 |
| SAO Number | 47037 |
| Durchmusterung (DM) Number | BD+40 3233 |
Washington Double Stars (WDS) Number
| 17533+4000
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 56583 |
| Right Ascension (RA) J2000 | 17h 53m 18.027s |
| Declination (Dec) J2000 | +40° 0' 28.654" |
| Position Uncertainty | 0.0064s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00068 |
| Proper Motion in Dec (J2000) | +0.050467 |
| Radial Velocity | -035.8km s-1 |
| Trigonometric Parallax | +0.00897s |
| Trigonometric Parallax Uncertainty | 0.00053s |
| GCI Unit Vector in X (J2000) | -0.022387 |
| GCI Unit Vector in Y (J2000) | -0.765628 |
| GCI Unit Vector in Z (J2000) | 0.642894 |
| Galactic Longitude | 66.10° |
Galactic Latitude
| 27.66°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.17 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.36 |
| Observed B-V Colour | +1.194 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.1 |
| Observed Photographic Magnitude | 6.1 |
| Morgan Keenan (MK) Spectral Type | K1+IIIbCN-1 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 115 |
| Year of Observation | 1966. AD |
