Identification Data |
Common Name | |
Constellation | Leo |
Star Name | 74phi Leo |
Skymap Number | 11160088 |
Henry Draper (HD) Number | 98058 |
Harvard Revised (HR) Number | 4368 |
SAO Number | 138102 |
Durchmusterung (DM) Number | SD-02 3315 |
Washington Double Stars (WDS) Number
| 11167-0339
|
Positional Data |
Position and Proper Motion (PPM) Number | 194304 |
Right Ascension (RA) J2000 | 11h 16m 39.700s |
Declination (Dec) J2000 | -3° 39' 5.764" |
Position Uncertainty | 0.0116s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00723 |
Proper Motion in Dec (J2000) | -0.035866 |
Radial Velocity | -003.0km s-1 |
Trigonometric Parallax | +0.01669s |
Trigonometric Parallax Uncertainty | 0.00089s |
GCI Unit Vector in X (J2000) | -0.980180 |
GCI Unit Vector in Y (J2000) | 0.187592 |
GCI Unit Vector in Z (J2000) | -0.063689 |
Galactic Longitude | 262.68° |
Galactic Latitude
| 51.65°
|
Observational Data |
Observed Visual Magnitude (V) | 4.47 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.68 |
Observed B-V Colour | +0.213 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.6 |
Observed Photographic Magnitude | 4.7 |
Morgan Keenan (MK) Spectral Type | A7IVn |
One-Dimensional Spectral Class | A5 |
Position Angle | 289 |
Year of Observation | 1923. AD |