Identification Data |
Common Name | |
Constellation | Gemini |
Star Name | 34the Gem |
Skymap Number | 6520198 |
Henry Draper (HD) Number | 50019 |
Harvard Revised (HR) Number | 2540 |
SAO Number | 59570 |
Durchmusterung (DM) Number | BD+34 1481 |
Washington Double Stars (WDS) Number
| 06528+3358
|
Positional Data |
Position and Proper Motion (PPM) Number | 72194 |
Right Ascension (RA) J2000 | 6h 52m 47.338s |
Declination (Dec) J2000 | +33° 57' 40.514" |
Position Uncertainty | 0.0098s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00021 |
Proper Motion in Dec (J2000) | -0.047766 |
Radial Velocity | +021.0km s-1 |
Trigonometric Parallax | +0.01659s |
Trigonometric Parallax Uncertainty | 0.00085s |
GCI Unit Vector in X (J2000) | -0.189359 |
GCI Unit Vector in Y (J2000) | 0.807511 |
GCI Unit Vector in Z (J2000) | 0.558632 |
Galactic Longitude | 182.11° |
Galactic Latitude
| 15.02°
|
Observational Data |
Observed Visual Magnitude (V) | 3.61 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 3.73 |
Observed B-V Colour | +0.117 |
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 | 3.6 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A3III |
One-Dimensional Spectral Class | A2 |
Position Angle | 322 |
Year of Observation | 1922. AD |