Identification Data |
Common Name | |
Constellation | Cancer |
Star Name | 51sig1Cnc |
Skymap Number | 8520117 |
Henry Draper (HD) Number | 75698 |
Harvard Revised (HR) Number | 3519 |
SAO Number | 61102 |
Durchmusterung (DM) Number | BD+33 1770 |
Washington Double Stars (WDS) Number
| 08526+3228
|
Positional Data |
Position and Proper Motion (PPM) Number | 74054 |
Right Ascension (RA) J2000 | 8h 52m 34.621s |
Declination (Dec) J2000 | +32° 28' 26.965" |
Position Uncertainty | 0.0113s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00030 |
Proper Motion in Dec (J2000) | +0.013966 |
Radial Velocity | -013.5km s-1 |
Trigonometric Parallax | +0.01601s |
Trigonometric Parallax Uncertainty | 0.00091s |
GCI Unit Vector in X (J2000) | -0.576908 |
GCI Unit Vector in Y (J2000) | 0.615544 |
GCI Unit Vector in Z (J2000) | 0.536919 |
Galactic Longitude | 191.65° |
Galactic Latitude
| 38.57°
|
Observational Data |
Observed Visual Magnitude (V) | 5.67 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.90 |
Observed B-V Colour | +0.225 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 5.8 |
Observed Photographic Magnitude | 5.8 |
Morgan Keenan (MK) Spectral Type | A8Vmas |
One-Dimensional Spectral Class | A3 |
Position Angle | 272 |
Year of Observation | 1934. AD |