Identification Data |
Common Name | |
Constellation | Scorpius |
Star Name | 3 Sco |
Skymap Number | 15540083 |
Henry Draper (HD) Number | 142301 |
Harvard Revised (HR) Number | 5912 |
SAO Number | 183914 |
Durchmusterung (DM) Number | CD-2412365 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 264844 |
Right Ascension (RA) J2000 | 15h 54m 39.530s |
Declination (Dec) J2000 | -25° 14' 37.468" |
Position Uncertainty | 0.0143s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00091 |
Proper Motion in Dec (J2000) | -0.025566 |
Radial Velocity | -008.7km s-1 |
Trigonometric Parallax | +0.00716s |
Trigonometric Parallax Uncertainty | 0.00120s |
GCI Unit Vector in X (J2000) | -0.470382 |
GCI Unit Vector in Y (J2000) | -0.772570 |
GCI Unit Vector in Z (J2000) | -0.426470 |
Galactic Longitude | 347.13° |
Galactic Latitude
| 21.51°
|
Observational Data |
Observed Visual Magnitude (V) | 5.87 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.80 |
Observed B-V Colour | -0.068 |
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 | 6.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | B8IIIp |
One-Dimensional Spectral Class | B8 |
Position Angle | |
Year of Observation | AD |