Identification Data |
Common Name | |
Constellation | Leo |
Star Name | 49 Leo |
Skymap Number | 10350007 |
Henry Draper (HD) Number | 91636 |
Harvard Revised (HR) Number | 4148 |
SAO Number | 118380 |
Durchmusterung (DM) Number | BD+09 2374 |
Washington Double Stars (WDS) Number
| 10350+0839
|
Positional Data |
Position and Proper Motion (PPM) Number | 156980 |
Right Ascension (RA) J2000 | 10h 35m 2.159s |
Declination (Dec) J2000 | +8° 39' 1.532" |
Position Uncertainty | 0.0118s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00356 |
Proper Motion in Dec (J2000) | -0.005667 |
Radial Velocity | +016.7km s-1 |
Trigonometric Parallax | +0.00705s |
Trigonometric Parallax Uncertainty | 0.00099s |
GCI Unit Vector in X (J2000) | -0.921462 |
GCI Unit Vector in Y (J2000) | 0.358170 |
GCI Unit Vector in Z (J2000) | 0.150405 |
Galactic Longitude | 236.31° |
Galactic Latitude
| 52.86°
|
Observational Data |
Observed Visual Magnitude (V) | 5.67 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
Observed B Magnitude | 5.73 |
Observed B-V Colour | +0.059 |
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 | 5.7 |
Observed Photographic Magnitude | 5.6 |
Morgan Keenan (MK) Spectral Type | A2V |
One-Dimensional Spectral Class | A0 |
Position Angle | 157 |
Year of Observation | 1984. AD |