| Identification Data |
| Common Name | |
| Constellation | Aries |
| Star Name | 20 Ari |
| Skymap Number | 2150123 |
| Henry Draper (HD) Number | 13871 |
| Harvard Revised (HR) Number | 656 |
| SAO Number | 75239 |
| Durchmusterung (DM) Number | BD+25 373 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 91496 |
| Right Ascension (RA) J2000 | 2h 15m 46.050s |
| Declination (Dec) J2000 | +25° 46' 58.575" |
| Position Uncertainty | 0.0090s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01306 |
| Proper Motion in Dec (J2000) | -0.066466 |
| Radial Velocity | +026.0km s-1 |
| Trigonometric Parallax | +0.02493s |
| Trigonometric Parallax Uncertainty | 0.00088s |
| GCI Unit Vector in X (J2000) | 0.747016 |
| GCI Unit Vector in Y (J2000) | 0.502767 |
| GCI Unit Vector in Z (J2000) | 0.434963 |
| Galactic Longitude | 145.74° |
Galactic Latitude
| -33.33°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.79 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 6.24 |
| Observed B-V Colour | +0.448 |
| 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 | 5.8 |
| Observed Photographic Magnitude | 6.2 |
| Morgan Keenan (MK) Spectral Type | F6IV-V |
| One-Dimensional Spectral Class | F2 |
| Position Angle | |
| Year of Observation | AD |
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