| Identification Data |
| Common Name | |
| Constellation | Tucana |
| Star Name | bet1Tuc |
| Skymap Number | 310184 |
| Henry Draper (HD) Number | 2884 |
| Harvard Revised (HR) Number | 126 |
| SAO Number | 248201 |
| Durchmusterung (DM) Number | CP-63 50 |
Washington Double Stars (WDS) Number
| 00315-6257
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 351869 |
| Right Ascension (RA) J2000 | 0h 31m 32.666s |
| Declination (Dec) J2000 | -62° 57' 29.584" |
| Position Uncertainty | 0.0055s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01210 |
| Proper Motion in Dec (J2000) | -0.054466 |
| Radial Velocity | +014.0km s-1 |
| Trigonometric Parallax | +0.02335s |
| Trigonometric Parallax Uncertainty | 0.00052s |
| GCI Unit Vector in X (J2000) | 0.450340 |
| GCI Unit Vector in Y (J2000) | 0.062379 |
| GCI Unit Vector in Z (J2000) | -0.890675 |
| Galactic Longitude | 306.78° |
Galactic Latitude
| -54.02°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.34 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 4.29 |
| Observed B-V Colour | -0.047 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.4 |
| Observed Photographic Magnitude | 4.5 |
| Morgan Keenan (MK) Spectral Type | B9V |
| One-Dimensional Spectral Class | B9 |
| Position Angle | 151 |
| Year of Observation | 1932. AD |
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