Identification Data |
Common Name | |
Constellation | Aquila |
Star Name | 70 Aql |
Skymap Number | 20360146 |
Henry Draper (HD) Number | 196321 |
Harvard Revised (HR) Number | 7873 |
SAO Number | 144624 |
Durchmusterung (DM) Number | SD-03 4961 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 204242 |
Right Ascension (RA) J2000 | 20h 36m 43.632s |
Declination (Dec) J2000 | -2° 32' 59.846" |
Position Uncertainty | 0.0117s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00061 |
Proper Motion in Dec (J2000) | -0.016066 |
Radial Velocity | -009.6km s-1 |
Trigonometric Parallax | +0.00148s |
Trigonometric Parallax Uncertainty | 0.00091s |
GCI Unit Vector in X (J2000) | 0.631158 |
GCI Unit Vector in Y (J2000) | -0.774378 |
GCI Unit Vector in Z (J2000) | -0.044490 |
Galactic Longitude | 43.22° |
Galactic Latitude
| -24.49°
|
Observational Data |
Observed Visual Magnitude (V) | 4.89 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.49 |
Observed B-V Colour | +1.599 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.2 |
Observed Photographic Magnitude | 6.4 |
Morgan Keenan (MK) Spectral Type | K4+IIIBa1 |
One-Dimensional Spectral Class | K5 |
Position Angle | |
Year of Observation | AD |