Identification Data |
Common Name | Alsciaukat |
Constellation | Lynx |
Star Name | 31 Lyn |
Skymap Number | 8220190 |
Henry Draper (HD) Number | 70272 |
Harvard Revised (HR) Number | 3275 |
SAO Number | 42319 |
Durchmusterung (DM) Number | BD+43 1815 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 50530 |
Right Ascension (RA) J2000 | 8h 22m 50.109s |
Declination (Dec) J2000 | +43° 11' 17.270" |
Position Uncertainty | 0.0098s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00234 |
Proper Motion in Dec (J2000) | -0.099466 |
Radial Velocity | +024.4km s-1 |
Trigonometric Parallax | +0.00839s |
Trigonometric Parallax Uncertainty | 0.00079s |
GCI Unit Vector in X (J2000) | -0.425557 |
GCI Unit Vector in Y (J2000) | 0.592033 |
GCI Unit Vector in Z (J2000) | 0.684396 |
Galactic Longitude | 177.39° |
Galactic Latitude
| 34.34°
|
Observational Data |
Observed Visual Magnitude (V) | 4.24 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.79 |
Observed B-V Colour | +1.551 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.4 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K4.5III |
One-Dimensional Spectral Class | K5 |
Position Angle | |
Year of Observation | AD |