Identification Data |
Common Name | Lesath |
Constellation | Scorpius |
Star Name | 34ups Sco |
Skymap Number | 17300144 |
Henry Draper (HD) Number | 158408 |
Harvard Revised (HR) Number | 6508 |
SAO Number | 208896 |
Durchmusterung (DM) Number | CD-3711638 |
Washington Double Stars (WDS) Number
|
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Positional Data |
Position and Proper Motion (PPM) Number | 296424 |
Right Ascension (RA) J2000 | 17h 30m 45.835s |
Declination (Dec) J2000 | -37° 17' 44.920" |
Position Uncertainty | 0.0090s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00035 |
Proper Motion in Dec (J2000) | -0.029166 |
Radial Velocity | +008.0km s-1 |
Trigonometric Parallax | +0.00629s |
Trigonometric Parallax Uncertainty | 0.00081s |
GCI Unit Vector in X (J2000) | -0.101206 |
GCI Unit Vector in Y (J2000) | -0.789054 |
GCI Unit Vector in Z (J2000) | -0.605930 |
Galactic Longitude | 351.28° |
Galactic Latitude
| -1.84°
|
Observational Data |
Observed Visual Magnitude (V) | 2.68 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 2.50 |
Observed B-V Colour | -0.180 |
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 | 2.8 |
Observed Photographic Magnitude | 2.6 |
Morgan Keenan (MK) Spectral Type | B2IV |
One-Dimensional Spectral Class | B3 |
Position Angle | |
Year of Observation | AD |