Identification Data |
Common Name | |
Constellation | Cancer |
Star Name | 70 Cnc |
Skymap Number | 9040020 |
Henry Draper (HD) Number | 77557 |
Harvard Revised (HR) Number | 3601 |
SAO Number | 80609 |
Durchmusterung (DM) Number | BD+28 1683 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 99281 |
Right Ascension (RA) J2000 | 9h 4m 9.868s |
Declination (Dec) J2000 | +27° 53' 53.893" |
Position Uncertainty | 0.0137s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00001 |
Proper Motion in Dec (J2000) | -0.002466 |
Radial Velocity | -021.0km s-1 |
Trigonometric Parallax | +0.00539s |
Trigonometric Parallax Uncertainty | 0.00098s |
GCI Unit Vector in X (J2000) | -0.636178 |
GCI Unit Vector in Y (J2000) | 0.613468 |
GCI Unit Vector in Z (J2000) | 0.467904 |
Galactic Longitude | 198.11° |
Galactic Latitude
| 40.08°
|
Observational Data |
Observed Visual Magnitude (V) | 6.68 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.007 |
Observed B Magnitude | 6.70 |
Observed B-V Colour | +0.019 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.007 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 6.3 |
Observed Photographic Magnitude | 6.3 |
Morgan Keenan (MK) Spectral Type | A1V |
One-Dimensional Spectral Class | A0 |
Position Angle | |
Year of Observation | AD |