Identification Data |
Common Name | Zaniah |
Constellation | Virgo |
Star Name | 15eta Vir |
Skymap Number | 12190125 |
Henry Draper (HD) Number | 107259 |
Harvard Revised (HR) Number | 4689 |
SAO Number | 138721 |
Durchmusterung (DM) Number | BD+00 2926 |
Washington Double Stars (WDS) Number
| 12199-0040
|
Positional Data |
Position and Proper Motion (PPM) Number | 178753 |
Right Ascension (RA) J2000 | 12h 19m 54.356s |
Declination (Dec) J2000 | -0° 40' 0.492" |
Position Uncertainty | 0.0103s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00394 |
Proper Motion in Dec (J2000) | -0.023166 |
Radial Velocity | +002.3km s-1 |
Trigonometric Parallax | +0.01306s |
Trigonometric Parallax Uncertainty | 0.00084s |
GCI Unit Vector in X (J2000) | -0.996163 |
GCI Unit Vector in Y (J2000) | -0.086741 |
GCI Unit Vector in Z (J2000) | -0.011638 |
Galactic Longitude | 286.42° |
Galactic Latitude
| 61.19°
|
Observational Data |
Observed Visual Magnitude (V) | 3.89 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.93 |
Observed B-V Colour | +0.039 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A2IV+A4V |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | 1990. AD |