Identification Data |
Common Name | |
Constellation | Saggitarius |
Star Name | 63 Sgr |
Skymap Number | 20010280 |
Henry Draper (HD) Number | 189741 |
Harvard Revised (HR) Number | 7649 |
SAO Number | 163195 |
Durchmusterung (DM) Number | SD-14 5618 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 236833 |
Right Ascension (RA) J2000 | 20h 1m 58.600s |
Declination (Dec) J2000 | -13° 38' 13.982" |
Position Uncertainty | 0.0112s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00267 |
Proper Motion in Dec (J2000) | +0.010466 |
Radial Velocity | -042.km s-1 |
Trigonometric Parallax | +0.01054s |
Trigonometric Parallax Uncertainty | 0.00087s |
GCI Unit Vector in X (J2000) | 0.493145 |
GCI Unit Vector in Y (J2000) | -0.837388 |
GCI Unit Vector in Z (J2000) | -0.235773 |
Galactic Longitude | 28.27° |
Galactic Latitude
| -21.69°
|
Observational Data |
Observed Visual Magnitude (V) | 5.70 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 5.77 |
Observed B-V Colour | +0.068 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.1 |
Observed Photographic Magnitude | 5.8 |
Morgan Keenan (MK) Spectral Type | A3V |
One-Dimensional Spectral Class | A2 |
Position Angle | |
Year of Observation | AD |