Identification Data |
Common Name | |
Constellation | Serpens |
Star Name | 39 Ser |
Skymap Number | 15530029 |
Henry Draper (HD) Number | 142267 |
Harvard Revised (HR) Number | 5911 |
SAO Number | 101792 |
Durchmusterung (DM) Number | BD+13 3024 |
Washington Double Stars (WDS) Number
| 15532+1312
|
Positional Data |
Position and Proper Motion (PPM) Number | 131776 |
Right Ascension (RA) J2000 | 15h 53m 12.097s |
Declination (Dec) J2000 | +13° 11' 47.843" |
Position Uncertainty | 0.0144s |
Proper Motion in RA (J2000)/cos(Dec) | -0.01031 |
Proper Motion in Dec (J2000) | -0.562766 |
Radial Velocity | +036.0km s-1 |
Trigonometric Parallax | +0.05727s |
Trigonometric Parallax Uncertainty | 0.00088s |
GCI Unit Vector in X (J2000) | -0.511589 |
GCI Unit Vector in Y (J2000) | -0.828347 |
GCI Unit Vector in Z (J2000) | 0.228293 |
Galactic Longitude | 24.07° |
Galactic Latitude
| 45.40°
|
Observational Data |
Observed Visual Magnitude (V) | 6.09 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.005 |
Observed B Magnitude | 6.68 |
Observed B-V Colour | +0.590 |
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 | 6.2 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | G1VFe-1 |
One-Dimensional Spectral Class | G0 |
Position Angle | 110 |
Year of Observation | 1924. AD |