| Identification Data |
| Common Name | |
| Constellation | Delphinus |
| Star Name | 12gam2Del |
| Skymap Number | 20460139 |
| Henry Draper (HD) Number | 197964 |
| Harvard Revised (HR) Number | 7948 |
| SAO Number | 106476 |
| Durchmusterung (DM) Number | BD+15 4255 |
Washington Double Stars (WDS) Number
| 20467+1607
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 138996 |
| Right Ascension (RA) J2000 | 20h 46m 39.502s |
| Declination (Dec) J2000 | +16° 7' 27.466" |
| Position Uncertainty | 0.0136s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00180 |
| Proper Motion in Dec (J2000) | -0.196367 |
| Radial Velocity | -006.5km s-1 |
| Trigonometric Parallax | +0.03214s |
| Trigonometric Parallax Uncertainty | 0.00119s |
| GCI Unit Vector in X (J2000) | 0.638618 |
| GCI Unit Vector in Y (J2000) | -0.717661 |
| GCI Unit Vector in Z (J2000) | 0.277722 |
| Galactic Longitude | 61.50° |
Galactic Latitude
| -16.58°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.26 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
| Observed B Magnitude | 5.30 |
| Observed B-V Colour | +1.037 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.005 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.5 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K1IV |
| One-Dimensional Spectral Class | G5 |
| Position Angle | 267 |
| Year of Observation | 1988. AD |
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