| Identification Data |
| Common Name | |
| Constellation | Leo |
| Star Name | 51 Leo |
| Skymap Number | 10460073 |
| Henry Draper (HD) Number | 93257 |
| Harvard Revised (HR) Number | 4208 |
| SAO Number | 99281 |
| Durchmusterung (DM) Number | BD+19 2371 |
Washington Double Stars (WDS) Number
|
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| Positional Data |
| Position and Proper Motion (PPM) Number | 127683 |
| Right Ascension (RA) J2000 | 10h 46m 24.545s |
| Declination (Dec) J2000 | +18° 53' 29.483" |
| Position Uncertainty | 0.0086s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00663 |
| Proper Motion in Dec (J2000) | -0.040666 |
| Radial Velocity | -005.9km s-1 |
| Trigonometric Parallax | +0.01827s |
| Trigonometric Parallax Uncertainty | 0.00079s |
| GCI Unit Vector in X (J2000) | -0.897775 |
| GCI Unit Vector in Y (J2000) | 0.298610 |
| GCI Unit Vector in Z (J2000) | 0.323777 |
| Galactic Longitude | 222.27° |
Galactic Latitude
| 60.16°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.50 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.65 |
| Observed B-V Colour | +1.149 |
| 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 | 5.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K2III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
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