| Identification Data |
| Common Name | Grumium |
| Constellation | Draco |
| Star Name | 32xi Dra |
| Skymap Number | 17530125 |
| Henry Draper (HD) Number | 163588 |
| Harvard Revised (HR) Number | 6688 |
| SAO Number | 30631 |
| Durchmusterung (DM) Number | BD+56 2033 |
Washington Double Stars (WDS) Number
| 17535+5652
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 36240 |
| Right Ascension (RA) J2000 | 17h 53m 31.729s |
| Declination (Dec) J2000 | +56° 52' 21.514" |
| Position Uncertainty | 0.0067s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01142 |
| Proper Motion in Dec (J2000) | +0.078466 |
| Radial Velocity | -025.8km s-1 |
| Trigonometric Parallax | +0.02926s |
| Trigonometric Parallax Uncertainty | 0.00049s |
| GCI Unit Vector in X (J2000) | -0.015429 |
| GCI Unit Vector in Y (J2000) | -0.546284 |
| GCI Unit Vector in Z (J2000) | 0.837458 |
| Galactic Longitude | 85.17° |
Galactic Latitude
| 30.23°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.74 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 4.92 |
| Observed B-V Colour | +1.180 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 3.9 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K2III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 290 |
| Year of Observation | 1963. AD |
