Identification Data |
Common Name | |
Constellation | Lyra |
Star Name | 16 Lyr |
Skymap Number | 19010103 |
Henry Draper (HD) Number | 177196 |
Harvard Revised (HR) Number | 7215 |
SAO Number | 48011 |
Durchmusterung (DM) Number | BD+46 2602 |
Washington Double Stars (WDS) Number
| 19014+4656
|
Positional Data |
Position and Proper Motion (PPM) Number | 57761 |
Right Ascension (RA) J2000 | 19h 1m 26.371s |
Declination (Dec) J2000 | +46° 56' 5.325" |
Position Uncertainty | 0.0063s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00133 |
Proper Motion in Dec (J2000) | -0.086166 |
Radial Velocity | +007.6km s-1 |
Trigonometric Parallax | +0.02554s |
Trigonometric Parallax Uncertainty | 0.00046s |
GCI Unit Vector in X (J2000) | 0.180869 |
GCI Unit Vector in Y (J2000) | -0.658440 |
GCI Unit Vector in Z (J2000) | 0.730577 |
Galactic Longitude | 77.15° |
Galactic Latitude
| 17.86°
|
Observational Data |
Observed Visual Magnitude (V) | 5.01 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.21 |
Observed B-V Colour | +0.195 |
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 | 5.1 |
Observed Photographic Magnitude | 5.2 |
Morgan Keenan (MK) Spectral Type | A7V |
One-Dimensional Spectral Class | A5 |
Position Angle | 281 |
Year of Observation | 1925. AD |