Identification Data |
Common Name | |
Constellation | Cancer |
Star Name | 20 Cnc |
Skymap Number | 8230076 |
Henry Draper (HD) Number | 70569 |
Harvard Revised (HR) Number | 3284 |
SAO Number | 97781 |
Durchmusterung (DM) Number | BD+18 1930 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 125211 |
Right Ascension (RA) J2000 | 8h 23m 21.838s |
Declination (Dec) J2000 | +18° 19' 55.919" |
Position Uncertainty | 0.0114s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00376 |
Proper Motion in Dec (J2000) | -0.033166 |
Radial Velocity | +035.8km s-1 |
Trigonometric Parallax | +0.00826s |
Trigonometric Parallax Uncertainty | 0.00097s |
GCI Unit Vector in X (J2000) | -0.555821 |
GCI Unit Vector in Y (J2000) | 0.769504 |
GCI Unit Vector in Z (J2000) | 0.314526 |
Galactic Longitude | 205.70° |
Galactic Latitude
| 28.25°
|
Observational Data |
Observed Visual Magnitude (V) | 5.94 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 6.13 |
Observed B-V Colour | +0.185 |
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 | 5.9 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | A9V |
One-Dimensional Spectral Class | F0 |
Position Angle | |
Year of Observation | AD |