Identification Data |
Common Name | |
Constellation | Cetus |
Star Name | 52tau Cet |
Skymap Number | 1440023 |
Henry Draper (HD) Number | 10700 |
Harvard Revised (HR) Number | 509 |
SAO Number | 147986 |
Durchmusterung (DM) Number | SD-16 295 |
Washington Double Stars (WDS) Number
| 01441-1556
|
Positional Data |
Position and Proper Motion (PPM) Number | 210580 |
Right Ascension (RA) J2000 | 1h 44m 4.082s |
Declination (Dec) J2000 | -15° 56' 14.928" |
Position Uncertainty | 0.0101s |
Proper Motion in RA (J2000)/cos(Dec) | -0.11939 |
Proper Motion in Dec (J2000) | +0.854266 |
Radial Velocity | -016.4km s-1 |
Trigonometric Parallax | +0.27418s |
Trigonometric Parallax Uncertainty | 0.00080s |
GCI Unit Vector in X (J2000) | 0.864121 |
GCI Unit Vector in Y (J2000) | 0.421778 |
GCI Unit Vector in Z (J2000) | -0.274588 |
Galactic Longitude | 173.20° |
Galactic Latitude
| -73.43°
|
Observational Data |
Observed Visual Magnitude (V) | 3.49 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | |
Observed B Magnitude | 4.22 |
Observed B-V Colour | +0.727 |
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 | 3.7 |
Observed Photographic Magnitude | 4.7 |
Morgan Keenan (MK) Spectral Type | G8V |
One-Dimensional Spectral Class | K0 |
Position Angle | 215 |
Year of Observation | 1939. AD |