Identification Data |
Common Name | |
Constellation | Orion |
Star Name | 17rho Ori |
Skymap Number | 5130044 |
Henry Draper (HD) Number | 33856 |
Harvard Revised (HR) Number | 1698 |
SAO Number | 112528 |
Durchmusterung (DM) Number | BD+02 888 |
Washington Double Stars (WDS) Number
| 05133+0252
|
Positional Data |
Position and Proper Motion (PPM) Number | 148614 |
Right Ascension (RA) J2000 | 5h 13m 17.481s |
Declination (Dec) J2000 | +2° 51' 40.556" |
Position Uncertainty | 0.0110s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00020 |
Proper Motion in Dec (J2000) | +0.004967 |
Radial Velocity | +041.0km s-1 |
Trigonometric Parallax | +0.00949s |
Trigonometric Parallax Uncertainty | 0.00082s |
GCI Unit Vector in X (J2000) | 0.202145 |
GCI Unit Vector in Y (J2000) | 0.978083 |
GCI Unit Vector in Z (J2000) | 0.049918 |
Galactic Longitude | 198.52° |
Galactic Latitude
| -20.27°
|
Observational Data |
Observed Visual Magnitude (V) | 4.48 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.70 |
Observed B-V Colour | +1.215 |
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 | 4.6 |
Observed Photographic Magnitude | 5.8 |
Morgan Keenan (MK) Spectral Type | K1IIICN0.5 |
One-Dimensional Spectral Class | K0 |
Position Angle | 64 |
Year of Observation | 1987. AD |