| Identification Data |
| Common Name | |
| Constellation | Serpens |
| Star Name | 13del Ser |
| Skymap Number | 15340134 |
| Henry Draper (HD) Number | 138918 |
| Harvard Revised (HR) Number | 5789 |
| SAO Number | 101624 |
| Durchmusterung (DM) Number | BD+11 2821 |
Washington Double Stars (WDS) Number
| 15348+1032
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 131518 |
| Right Ascension (RA) J2000 | 15h 34m 48.147s |
| Declination (Dec) J2000 | +10° 32' 19.921" |
| Position Uncertainty | 0.0116s |
| Proper Motion in RA (J2000)/cos(Dec) | -0.00493 |
| Proper Motion in Dec (J2000) | +0.003267 |
| Radial Velocity | -041.5km s-1 |
| Trigonometric Parallax | +0.01554s |
| Trigonometric Parallax Uncertainty | 0.00078s |
| GCI Unit Vector in X (J2000) | -0.582018 |
| GCI Unit Vector in Y (J2000) | -0.792339 |
| GCI Unit Vector in Z (J2000) | 0.182902 |
| Galactic Longitude | 17.60° |
Galactic Latitude
| 48.19°
|
| Observational Data |
| Observed Visual Magnitude (V) | 3.80 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.050 |
| Observed B Magnitude | 4.06 |
| Observed B-V Colour | +0.26 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.050 |
| Observed U Magnitude | 4.18 |
| Observed U-B Colour | +0.12 |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | 0.050 |
| Observed Photovisual Magnitude | 4.2 |
| Observed Photographic Magnitude | 4.5 |
| Morgan Keenan (MK) Spectral Type | F0IV |
| One-Dimensional Spectral Class | F0 |
| Position Angle | 175 |
| Year of Observation | 1990. AD |
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