| Identification Data |
| Common Name | |
| Constellation | Draco |
| Star Name | 55 Dra |
| Skymap Number | 19090172 |
| Henry Draper (HD) Number | 179933 |
| Harvard Revised (HR) Number | 7290 |
| SAO Number | 18187 |
| Durchmusterung (DM) Number | BD+65 1326 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 21322 |
| Right Ascension (RA) J2000 | 19h 9m 45.807s |
| Declination (Dec) J2000 | +65° 58' 42.648" |
| Position Uncertainty | 0.0056s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00065 |
| Proper Motion in Dec (J2000) | +0.028766 |
| Radial Velocity | -022.0km s-1 |
| Trigonometric Parallax | +0.01015s |
| Trigonometric Parallax Uncertainty | 0.00047s |
| GCI Unit Vector in X (J2000) | 0.122010 |
| GCI Unit Vector in Y (J2000) | -0.388364 |
| GCI Unit Vector in Z (J2000) | 0.913393 |
| Galactic Longitude | 96.82° |
Galactic Latitude
| 22.80°
|
| Observational Data |
| Observed Visual Magnitude (V) | 6.27 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
| Observed B Magnitude | 6.28 |
| Observed B-V Colour | +0.005 |
| 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 | 6.2 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | A0V |
| One-Dimensional Spectral Class | A2 |
| Position Angle | |
| Year of Observation | AD |
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