Identification Data |
Common Name | Diphda |
Constellation | Cetus |
Star Name | 16bet Cet |
Skymap Number | 430072 |
Henry Draper (HD) Number | 4128 |
Harvard Revised (HR) Number | 188 |
SAO Number | 147420 |
Durchmusterung (DM) Number | SD-18 115 |
Washington Double Stars (WDS) Number
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Positional Data |
Position and Proper Motion (PPM) Number | 209214 |
Right Ascension (RA) J2000 | 0h 43m 35.371s |
Declination (Dec) J2000 | -17° 59' 11.777" |
Position Uncertainty | 0.0087s |
Proper Motion in RA (J2000)/cos(Dec) | +0.01632 |
Proper Motion in Dec (J2000) | +0.032766 |
Radial Velocity | +013.1km s-1 |
Trigonometric Parallax | +0.03404s |
Trigonometric Parallax Uncertainty | 0.00082s |
GCI Unit Vector in X (J2000) | 0.933977 |
GCI Unit Vector in Y (J2000) | 0.179811 |
GCI Unit Vector in Z (J2000) | -0.308795 |
Galactic Longitude | 111.36° |
Galactic Latitude
| -80.68°
|
Observational Data |
Observed Visual Magnitude (V) | 2.05 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 3.08 |
Observed B-V Colour | +1.026 |
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 | 2.2 |
Observed Photographic Magnitude | 3.2 |
Morgan Keenan (MK) Spectral Type | G9IIICH-1CN0.5Ca1 |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |