Identification Data |
Common Name | |
Constellation | Aries |
Star Name | 7 Ari |
Skymap Number | 1550118 |
Henry Draper (HD) Number | 11763 |
Harvard Revised (HR) Number | 559 |
SAO Number | 75030 |
Durchmusterung (DM) Number | BD+22 284 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 91203 |
Right Ascension (RA) J2000 | 1h 55m 51.039s |
Declination (Dec) J2000 | +23° 34' 38.358" |
Position Uncertainty | 0.0112s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00088 |
Proper Motion in Dec (J2000) | -0.008966 |
Radial Velocity | +013.6km s-1 |
Trigonometric Parallax | +0.00625s |
Trigonometric Parallax Uncertainty | 0.00083s |
GCI Unit Vector in X (J2000) | 0.801897 |
GCI Unit Vector in Y (J2000) | 0.443816 |
GCI Unit Vector in Z (J2000) | 0.399986 |
Galactic Longitude | 141.49° |
Galactic Latitude
| -36.96°
|
Observational Data |
Observed Visual Magnitude (V) | 5.75 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 6.93 |
Observed B-V Colour | +1.184 |
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 | 6.0 |
Observed Photographic Magnitude | 6.9 |
Morgan Keenan (MK) Spectral Type | K1III |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |