Identification Data |
Common Name | |
Constellation | Leo |
Star Name | 73 Leo |
Skymap Number | 11150147 |
Henry Draper (HD) Number | 97907 |
Harvard Revised (HR) Number | 4365 |
SAO Number | 99525 |
Durchmusterung (DM) Number | BD+14 2367 |
Washington Double Stars (WDS) Number
| 11159+1318
|
Positional Data |
Position and Proper Motion (PPM) Number | 128109 |
Right Ascension (RA) J2000 | 11h 15m 51.899s |
Declination (Dec) J2000 | +13° 18' 27.281" |
Position Uncertainty | 0.0100s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00035 |
Proper Motion in Dec (J2000) | -0.006266 |
Radial Velocity | +018.1km s-1 |
Trigonometric Parallax | +0.00682s |
Trigonometric Parallax Uncertainty | 0.00081s |
GCI Unit Vector in X (J2000) | -0.955159 |
GCI Unit Vector in Y (J2000) | 0.186248 |
GCI Unit Vector in Z (J2000) | 0.230178 |
Galactic Longitude | 239.95° |
Galactic Latitude
| 63.74°
|
Observational Data |
Observed Visual Magnitude (V) | 5.31 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.50 |
Observed B-V Colour | +1.191 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.5 |
Observed Photographic Magnitude | 6.5 |
Morgan Keenan (MK) Spectral Type | K3III |
One-Dimensional Spectral Class | K0 |
Position Angle | 76 |
Year of Observation | 1985. AD |