| Identification Data |
| Common Name | |
| Constellation | Monoceros |
| Star Name | 20 Mon |
| Skymap Number | 7100058 |
| Henry Draper (HD) Number | 54810 |
| Harvard Revised (HR) Number | 2701 |
| SAO Number | 134282 |
| Durchmusterung (DM) Number | SD-04 1840 |
Washington Double Stars (WDS) Number
| 07102-0414
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 189987 |
| Right Ascension (RA) J2000 | 7h 10m 13.681s |
| Declination (Dec) J2000 | -4° 14' 13.582" |
| Position Uncertainty | 0.0075s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00000 |
| Proper Motion in Dec (J2000) | +0.217966 |
| Radial Velocity | +078.8km s-1 |
| Trigonometric Parallax | +0.01545s |
| Trigonometric Parallax Uncertainty | 0.00078s |
| GCI Unit Vector in X (J2000) | -0.300830 |
| GCI Unit Vector in Y (J2000) | 0.950811 |
| GCI Unit Vector in Z (J2000) | -0.073884 |
| Galactic Longitude | 218.86° |
Galactic Latitude
| 2.23°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.92 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.93 |
| Observed B-V Colour | +1.007 |
| 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 | 5.0 |
| Observed Photographic Magnitude | 6.0 |
| Morgan Keenan (MK) Spectral Type | K0III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 238 |
| Year of Observation | 1909. AD |
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