| Identification Data |
| Common Name | |
| Constellation | Boötes |
| Star Name | 40 Boo |
| Skymap Number | 14590098 |
| Henry Draper (HD) Number | 132772 |
| Harvard Revised (HR) Number | 5588 |
| SAO Number | 64449 |
| Durchmusterung (DM) Number | BD+39 2820 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 78270 |
| Right Ascension (RA) J2000 | 14h 59m 36.947s |
| Declination (Dec) J2000 | +39° 15' 55.200" |
| Position Uncertainty | 0.0060s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00272 |
| Proper Motion in Dec (J2000) | +0.041966 |
| Radial Velocity | +012.3km s-1 |
| Trigonometric Parallax | +0.01983s |
| Trigonometric Parallax Uncertainty | 0.00057s |
| GCI Unit Vector in X (J2000) | -0.548376 |
| GCI Unit Vector in Y (J2000) | -0.546540 |
| GCI Unit Vector in Z (J2000) | 0.632913 |
| Galactic Longitude | 65.65° |
Galactic Latitude
| 60.77°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.64 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.97 |
| Observed B-V Colour | +0.330 |
| 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 | 5.6 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | F0-2IV-III |
| One-Dimensional Spectral Class | F2 |
| Position Angle | |
| Year of Observation | AD |
