Identification Data |
Common Name | |
Constellation | Hydrus |
Star Name | pi 2Hyi |
Skymap Number | 2150074 |
Henry Draper (HD) Number | 14287 |
Harvard Revised (HR) Number | 678 |
SAO Number | 248521 |
Durchmusterung (DM) Number | CP-68 128 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 352831 |
Right Ascension (RA) J2000 | 2h 15m 28.624s |
Declination (Dec) J2000 | -67° 44' 46.917" |
Position Uncertainty | 0.0058s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00757 |
Proper Motion in Dec (J2000) | -0.012766 |
Radial Velocity | +017.4km s-1 |
Trigonometric Parallax | +0.00697s |
Trigonometric Parallax Uncertainty | 0.00050s |
GCI Unit Vector in X (J2000) | 0.314445 |
GCI Unit Vector in Y (J2000) | 0.211054 |
GCI Unit Vector in Z (J2000) | -0.925516 |
Galactic Longitude | 291.35° |
Galactic Latitude
| -47.45°
|
Observational Data |
Observed Visual Magnitude (V) | 5.67 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.98 |
Observed B-V Colour | +1.311 |
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 | |
Morgan Keenan (MK) Spectral Type | K2III |
One-Dimensional Spectral Class | K5 |
Position Angle | |
Year of Observation | AD |