Identification Data |
Common Name | |
Constellation | Leo |
Star Name | 61 Leo |
Skymap Number | 11010117 |
Henry Draper (HD) Number | 95578 |
Harvard Revised (HR) Number | 4299 |
SAO Number | 137947 |
Durchmusterung (DM) Number | BD-01 2471 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 178358 |
Right Ascension (RA) J2000 | 11h 1m 49.674s |
Declination (Dec) J2000 | -2° 29' 4.505" |
Position Uncertainty | 0.0095s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00064 |
Proper Motion in Dec (J2000) | -0.036166 |
Radial Velocity | -013.5km s-1 |
Trigonometric Parallax | +0.00634s |
Trigonometric Parallax Uncertainty | 0.00078s |
GCI Unit Vector in X (J2000) | -0.967049 |
GCI Unit Vector in Y (J2000) | 0.250871 |
GCI Unit Vector in Z (J2000) | -0.043351 |
Galactic Longitude | 256.88° |
Galactic Latitude
| 50.32°
|
Observational Data |
Observed Visual Magnitude (V) | 4.72 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.32 |
Observed B-V Colour | +1.601 |
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 | 5.0 |
Observed Photographic Magnitude | 6.1 |
Morgan Keenan (MK) Spectral Type | M0III |
One-Dimensional Spectral Class | M0 |
Position Angle | |
Year of Observation | AD |