Identification Data |
Common Name | |
Constellation | Cancer |
Star Name | 25 Cnc |
Skymap Number | 8250181 |
Henry Draper (HD) Number | 71030 |
Harvard Revised (HR) Number | 3299 |
SAO Number | 97806 |
Durchmusterung (DM) Number | BD+17 1842 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 125248 |
Right Ascension (RA) J2000 | 8h 25m 49.876s |
Declination (Dec) J2000 | +17° 2' 46.562" |
Position Uncertainty | 0.0090s |
Proper Motion in RA (J2000)/cos(Dec) | -0.01344 |
Proper Motion in Dec (J2000) | -0.152566 |
Radial Velocity | +037.5km s-1 |
Trigonometric Parallax | +0.02224s |
Trigonometric Parallax Uncertainty | 0.00092s |
GCI Unit Vector in X (J2000) | -0.568125 |
GCI Unit Vector in Y (J2000) | 0.768961 |
GCI Unit Vector in Z (J2000) | 0.293144 |
Galactic Longitude | 207.31° |
Galactic Latitude
| 28.32°
|
Observational Data |
Observed Visual Magnitude (V) | 6.11 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.54 |
Observed B-V Colour | +0.433 |
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 | 6.2 |
Observed Photographic Magnitude | 6.2 |
Morgan Keenan (MK) Spectral Type | F6V |
One-Dimensional Spectral Class | F2 |
Position Angle | |
Year of Observation | AD |