| Identification Data |
| Common Name | |
| Constellation | Ophiuchus |
| Star Name | 13zet Oph |
| Skymap Number | 16370015 |
| Henry Draper (HD) Number | 149757 |
| Harvard Revised (HR) Number | 6175 |
| SAO Number | 160006 |
| Durchmusterung (DM) Number | SD-10 4350 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 231915 |
| Right Ascension (RA) J2000 | 16h 37m 9.537s |
| Declination (Dec) J2000 | -10° 34' 1.524" |
| Position Uncertainty | 0.0098s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00089 |
| Proper Motion in Dec (J2000) | +0.025466 |
| Radial Velocity | -009.km s-1 |
| Trigonometric Parallax | +0.00712s |
| Trigonometric Parallax Uncertainty | 0.00071s |
| GCI Unit Vector in X (J2000) | -0.347645 |
| GCI Unit Vector in Y (J2000) | -0.919517 |
| GCI Unit Vector in Z (J2000) | -0.183387 |
| Galactic Longitude | 6.29° |
Galactic Latitude
| 23.59°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.58 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 2.60 |
| Observed B-V Colour | +0.015 |
| 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 | 2.7 |
| Observed Photographic Magnitude | 2.5 |
| Morgan Keenan (MK) Spectral Type | O9.5Vn |
| One-Dimensional Spectral Class | B0 |
| Position Angle | |
| Year of Observation | AD |
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