| Identification Data |
| Common Name | |
| Constellation | Cygnus |
| Star Name | 64zet Cyg |
| Skymap Number | 21120179 |
| Henry Draper (HD) Number | 202109 |
| Harvard Revised (HR) Number | 8115 |
| SAO Number | 71070 |
| Durchmusterung (DM) Number | BD+29 4348 |
Washington Double Stars (WDS) Number
| 21129+3014
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 86219 |
| Right Ascension (RA) J2000 | 21h 12m 56.186s |
| Declination (Dec) J2000 | +30° 13' 36.897" |
| Position Uncertainty | 0.0052s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.00053 |
| Proper Motion in Dec (J2000) | -0.068166 |
| Radial Velocity | +017.4km s-1 |
| Trigonometric Parallax | +0.02162s |
| Trigonometric Parallax Uncertainty | 0.00063s |
| GCI Unit Vector in X (J2000) | 0.644463 |
| GCI Unit Vector in Y (J2000) | -0.575526 |
| GCI Unit Vector in Z (J2000) | 0.503426 |
| Galactic Longitude | 76.76° |
Galactic Latitude
| -12.45°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.20 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.001 |
| Observed B Magnitude | 4.19 |
| Observed B-V Colour | +0.990 |
| 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 | 3.4 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G8+III-IIIaBa0.5 |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 204 |
| Year of Observation | 1962. AD |
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