| Identification Data |
| Common Name | Caph |
| Constellation | Cassiopeia |
| Star Name | 11bet Cas |
| Skymap Number | 90020 |
| Henry Draper (HD) Number | 432 |
| Harvard Revised (HR) Number | 21 |
| SAO Number | 21133 |
| Durchmusterung (DM) Number | BD+58 3 |
Washington Double Stars (WDS) Number
| 00092+5909
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 25054 |
| Right Ascension (RA) J2000 | 0h 9m 10.685s |
| Declination (Dec) J2000 | +59° 8' 59.207" |
| Position Uncertainty | 0.0056s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.06804 |
| Proper Motion in Dec (J2000) | -0.180466 |
| Radial Velocity | +011.3km s-1 |
| Trigonometric Parallax | +0.05989s |
| Trigonometric Parallax Uncertainty | 0.00056s |
| GCI Unit Vector in X (J2000) | 0.512384 |
| GCI Unit Vector in Y (J2000) | 0.020530 |
| GCI Unit Vector in Z (J2000) | 0.858511 |
| Galactic Longitude | 117.53° |
Galactic Latitude
| -3.27°
|
| Observational Data |
| Observed Visual Magnitude (V) | 2.28 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 2.66 |
| Observed B-V Colour | +0.376 |
| 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 | 2.4 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | F2III |
| One-Dimensional Spectral Class | F5 |
| Position Angle | 243 |
| Year of Observation | 1935. AD |
