| Identification Data |
| Common Name | |
| Constellation | Leo |
| Star Name | 90 Leo |
| Skymap Number | 11340091 |
| Henry Draper (HD) Number | 100600 |
| Harvard Revised (HR) Number | 4456 |
| SAO Number | 99673 |
| Durchmusterung (DM) Number | BD+17 2374 |
Washington Double Stars (WDS) Number
| 11347+1648
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 128363 |
| Right Ascension (RA) J2000 | 11h 34m 42.491s |
| Declination (Dec) J2000 | +16° 47' 48.894" |
| Position Uncertainty | 0.0191s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00061 |
| Proper Motion in Dec (J2000) | -0.000667 |
| Radial Velocity | +017.8km s-1 |
| Trigonometric Parallax | +0.00164s |
| Trigonometric Parallax Uncertainty | 0.00118s |
| GCI Unit Vector in X (J2000) | -0.951512 |
| GCI Unit Vector in Y (J2000) | 0.105434 |
| GCI Unit Vector in Z (J2000) | 0.288980 |
| Galactic Longitude | 239.20° |
Galactic Latitude
| 69.47°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.95 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
| Observed B Magnitude | 5.79 |
| Observed B-V Colour | -0.156 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.001 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.8 |
| Observed Photographic Magnitude | 5.6 |
| Morgan Keenan (MK) Spectral Type | B4V |
| One-Dimensional Spectral Class | B3 |
| Position Angle | 208 |
| Year of Observation | 1986. AD |
