Identification Data |
Common Name | Shaula |
Constellation | Scorpius |
Star Name | 35lam Sco |
Skymap Number | 17330114 |
Henry Draper (HD) Number | 158926 |
Harvard Revised (HR) Number | 6527 |
SAO Number | 208954 |
Durchmusterung (DM) Number | CD-3711673 |
Washington Double Stars (WDS) Number
| 17336-3706
|
Positional Data |
Position and Proper Motion (PPM) Number | 296488 |
Right Ascension (RA) J2000 | 17h 33m 36.520s |
Declination (Dec) J2000 | -37° 6' 13.756" |
Position Uncertainty | 0.0096s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00074 |
Proper Motion in Dec (J2000) | -0.030066 |
Radial Velocity | -003.0km s-1 |
Trigonometric Parallax | +0.00464s |
Trigonometric Parallax Uncertainty | 0.00090s |
GCI Unit Vector in X (J2000) | -0.091637 |
GCI Unit Vector in Y (J2000) | -0.792262 |
GCI Unit Vector in Z (J2000) | -0.603261 |
Galactic Longitude | 351.75° |
Galactic Latitude
| -2.21°
|
Observational Data |
Observed Visual Magnitude (V) | 1.63 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.008 |
Observed B Magnitude | 1.49 |
Observed B-V Colour | -0.142 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.011 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 1.7 |
Observed Photographic Magnitude | 1.5 |
Morgan Keenan (MK) Spectral Type | B2IV+B |
One-Dimensional Spectral Class | B2 |
Position Angle | 109 |
Year of Observation | 1897. AD |