Identification Data |
Common Name | Merga |
Constellation | Boötes |
Star Name | 38 Boo |
Skymap Number | 14490053 |
Henry Draper (HD) Number | 130945 |
Harvard Revised (HR) Number | 5533 |
SAO Number | 45226 |
Durchmusterung (DM) Number | BD+46 1993 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 54353 |
Right Ascension (RA) J2000 | 14h 49m 18.669s |
Declination (Dec) J2000 | +46° 6' 58.340" |
Position Uncertainty | 0.0066s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00071 |
Proper Motion in Dec (J2000) | -0.077366 |
Radial Velocity | -004.7km s-1 |
Trigonometric Parallax | +0.02134s |
Trigonometric Parallax Uncertainty | 0.00055s |
GCI Unit Vector in X (J2000) | -0.512484 |
GCI Unit Vector in Y (J2000) | -0.466780 |
GCI Unit Vector in Z (J2000) | 0.720747 |
Galactic Longitude | 79.97° |
Galactic Latitude
| 59.97°
|
Observational Data |
Observed Visual Magnitude (V) | 5.76 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.24 |
Observed B-V Colour | +0.477 |
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 | 5.8 |
Observed Photographic Magnitude | 6.2 |
Morgan Keenan (MK) Spectral Type | F7IVw |
One-Dimensional Spectral Class | F5 |
Position Angle | |
Year of Observation | AD |