| Identification Data |
| Common Name | Arcturus |
| Constellation | Boötes |
| Star Name | 16alp Boo |
| Skymap Number | 14150093 |
| Henry Draper (HD) Number | 124897 |
| Harvard Revised (HR) Number | 5340 |
| SAO Number | 100944 |
| Durchmusterung (DM) Number | BD+19 2777 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 130442 |
| Right Ascension (RA) J2000 | 14h 15m 39.672s |
| Declination (Dec) J2000 | +19° 10' 56.688" |
| Position Uncertainty | 0.0071s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.07718 |
| Proper Motion in Dec (J2000) | -1.999467 |
| Radial Velocity | -005.4km s-1 |
| Trigonometric Parallax | +0.08885s |
| Trigonometric Parallax Uncertainty | 0.00074s |
| GCI Unit Vector in X (J2000) | -0.783787 |
| GCI Unit Vector in Y (J2000) | -0.526987 |
| GCI Unit Vector in Z (J2000) | 0.328577 |
| Galactic Longitude | 15.14° |
Galactic Latitude
| 69.11°
|
| Observational Data |
| Observed Visual Magnitude (V) | 0.16 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.009 |
| Observed B Magnitude | 1.30 |
| Observed B-V Colour | +1.137 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.011 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | .2 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K1.5IIIFe-0.5 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |
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