| Identification Data |
| Common Name | |
| Constellation | Serpens |
| Star Name | 23psi Ser |
| Skymap Number | 15440008 |
| Henry Draper (HD) Number | 140538 |
| Harvard Revised (HR) Number | 5853 |
| SAO Number | 121152 |
| Durchmusterung (DM) Number | BD+02 2989 |
Washington Double Stars (WDS) Number
| 15440+0231
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 161850 |
| Right Ascension (RA) J2000 | 15h 44m 1.819s |
| Declination (Dec) J2000 | +2° 30' 54.624" |
| Position Uncertainty | 0.0108s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00300 |
| Proper Motion in Dec (J2000) | -0.144766 |
| Radial Velocity | +018.5km s-1 |
| Trigonometric Parallax | +0.06816s |
| Trigonometric Parallax Uncertainty | 0.00087s |
| GCI Unit Vector in X (J2000) | -0.558545 |
| GCI Unit Vector in Y (J2000) | -0.828313 |
| GCI Unit Vector in Z (J2000) | 0.043884 |
| Galactic Longitude | 9.70° |
Galactic Latitude
| 41.97°
|
| Observational Data |
| Observed Visual Magnitude (V) | 5.87 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
| Observed B Magnitude | 6.55 |
| Observed B-V Colour | +0.677 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.006 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 5.8 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | G2.5V |
| One-Dimensional Spectral Class | G5 |
| Position Angle | 47 |
| Year of Observation | 1974. AD |
