| Identification Data |
| Common Name | |
| Constellation | Scorpius |
| Star Name | zet2Sco |
| Skymap Number | 16540135 |
| Henry Draper (HD) Number | 152334 |
| Harvard Revised (HR) Number | 6271 |
| SAO Number | 227402 |
| Durchmusterung (DM) Number | CD-4211646 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 322371 |
| Right Ascension (RA) J2000 | 16h 54m 35.005s |
| Declination (Dec) J2000 | -42° 21' 40.726" |
| Position Uncertainty | 0.0100s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.01142 |
| Proper Motion in Dec (J2000) | -0.227866 |
| Radial Velocity | -018.7km s-1 |
| Trigonometric Parallax | +0.02167s |
| Trigonometric Parallax Uncertainty | 0.00085s |
| GCI Unit Vector in X (J2000) | -0.208058 |
| GCI Unit Vector in Y (J2000) | -0.709014 |
| GCI Unit Vector in Z (J2000) | -0.673804 |
| Galactic Longitude | 343.11° |
Galactic Latitude
| 0.79°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.61 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 5.00 |
| Observed B-V Colour | +1.392 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 3.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K4III |
| One-Dimensional Spectral Class | K5 |
| Position Angle | |
| Year of Observation | AD |
