Identification Data |
Common Name | Ain al Rami |
Constellation | Saggitarius |
Star Name | 32nu 1Sgr |
Skymap Number | 18540030 |
Henry Draper (HD) Number | 174974 |
Harvard Revised (HR) Number | 7116 |
SAO Number | 187426 |
Durchmusterung (DM) Number | CD-2213399 |
Washington Double Stars (WDS) Number
| 18542-2245
|
Positional Data |
Position and Proper Motion (PPM) Number | 269055 |
Right Ascension (RA) J2000 | 18h 54m 10.177s |
Declination (Dec) J2000 | -22° 44' 41.403" |
Position Uncertainty | 0.0104s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00021 |
Proper Motion in Dec (J2000) | -0.005766 |
Radial Velocity | -012.1km s-1 |
Trigonometric Parallax | +0.00176s |
Trigonometric Parallax Uncertainty | 0.00085s |
GCI Unit Vector in X (J2000) | 0.215955 |
GCI Unit Vector in Y (J2000) | -0.896595 |
GCI Unit Vector in Z (J2000) | -0.386628 |
Galactic Longitude | 12.75° |
Galactic Latitude
| -10.72°
|
Observational Data |
Observed Visual Magnitude (V) | 4.85 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 6.25 |
Observed B-V Colour | +1.398 |
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 | 5.0 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K2I+B9V: |
One-Dimensional Spectral Class | G5 |
Position Angle | 97 |
Year of Observation | 1930. AD |