| Identification Data |
| Common Name | |
| Constellation | Ophiuchus |
| Star Name | 4psi Oph |
| Skymap Number | 16240015 |
| Henry Draper (HD) Number | 147700 |
| Harvard Revised (HR) Number | 6104 |
| SAO Number | 159892 |
| Durchmusterung (DM) Number | SD-19 4365 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 265490 |
| Right Ascension (RA) J2000 | 16h 24m 6.184s |
| Declination (Dec) J2000 | -20° 2' 14.377" |
| Position Uncertainty | 0.0126s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00152 |
| Proper Motion in Dec (J2000) | -0.047566 |
| Radial Velocity | +000.2km s-1 |
| Trigonometric Parallax | +0.01832s |
| Trigonometric Parallax Uncertainty | 0.00089s |
| GCI Unit Vector in X (J2000) | -0.381731 |
| GCI Unit Vector in Y (J2000) | -0.858420 |
| GCI Unit Vector in Z (J2000) | -0.342632 |
| Galactic Longitude | 356.18° |
Galactic Latitude
| 20.18°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.49 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.51 |
| Observed B-V Colour | +1.018 |
| 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 | 4.2 |
| Observed Photographic Magnitude | 5.6 |
| Morgan Keenan (MK) Spectral Type | K0-II-III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
