| Identification Data |
| Common Name | |
| Constellation | Hercules |
| Star Name | 44eta Her |
| Skymap Number | 16420137 |
| Henry Draper (HD) Number | 150997 |
| Harvard Revised (HR) Number | 6220 |
| SAO Number | 65504 |
| Durchmusterung (DM) Number | BD+39 3029 |
Washington Double Stars (WDS) Number
| 16429+3855
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 79578 |
| Right Ascension (RA) J2000 | 16h 42m 53.765s |
| Declination (Dec) J2000 | +38° 55' 20.116" |
| Position Uncertainty | 0.0061s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00305 |
| Proper Motion in Dec (J2000) | -0.085066 |
| Radial Velocity | +008.3km s-1 |
| Trigonometric Parallax | +0.02911s |
| Trigonometric Parallax Uncertainty | 0.00052s |
| GCI Unit Vector in X (J2000) | -0.256832 |
| GCI Unit Vector in Y (J2000) | -0.734384 |
| GCI Unit Vector in Z (J2000) | 0.628265 |
| Galactic Longitude | 62.28° |
Galactic Latitude
| 40.90°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.48 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 4.40 |
| Observed B-V Colour | +0.917 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 3.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G7IIIFe-1 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 262 |
| Year of Observation | 1911. AD |
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