| Identification Data |
| Common Name | |
| Constellation | Cassiopeia |
| Star Name | 28ups2Cas |
| Skymap Number | 560105 |
| Henry Draper (HD) Number | 5395 |
| Harvard Revised (HR) Number | 265 |
| SAO Number | 21855 |
| Durchmusterung (DM) Number | BD+58 138 |
Washington Double Stars (WDS) Number
|
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 25854 |
| Right Ascension (RA) J2000 | 0h 56m 39.905s |
| Declination (Dec) J2000 | +59° 10' 51.800" |
| Position Uncertainty | 0.0052s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.01205 |
| Proper Motion in Dec (J2000) | -0.045366 |
| Radial Velocity | -047.6km s-1 |
| Trigonometric Parallax | +0.01584s |
| Trigonometric Parallax Uncertainty | 0.00058s |
| GCI Unit Vector in X (J2000) | 0.496747 |
| GCI Unit Vector in Y (J2000) | 0.125385 |
| GCI Unit Vector in Z (J2000) | 0.858791 |
| Galactic Longitude | 123.61° |
Galactic Latitude
| -3.68°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.63 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.58 |
| Observed B-V Colour | +0.954 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.8 |
| Observed Photographic Magnitude | 5.8 |
| Morgan Keenan (MK) Spectral Type | G8IIIbFe-0.5 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | |
| Year of Observation | AD |