Identification Data |
Common Name | |
Constellation | Circinus |
Star Name | eps Cir |
Skymap Number | 15170084 |
Henry Draper (HD) Number | 135291 |
Harvard Revised (HR) Number | 5666 |
SAO Number | 253088 |
Durchmusterung (DM) Number | CP-63 3544 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 361320 |
Right Ascension (RA) J2000 | 15h 17m 38.890s |
Declination (Dec) J2000 | -63° 36' 37.676" |
Position Uncertainty | 0.0068s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00032 |
Proper Motion in Dec (J2000) | +0.008766 |
Radial Velocity | -004.6km s-1 |
Trigonometric Parallax | +0.00874s |
Trigonometric Parallax Uncertainty | 0.00062s |
GCI Unit Vector in X (J2000) | -0.289180 |
GCI Unit Vector in Y (J2000) | -0.337535 |
GCI Unit Vector in Z (J2000) | -0.895793 |
Galactic Longitude | 318.35° |
Galactic Latitude
| -5.20°
|
Observational Data |
Observed Visual Magnitude (V) | 4.85 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 6.11 |
Observed B-V Colour | +1.259 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.004 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.8 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | K2.5III |
One-Dimensional Spectral Class | K0 |
Position Angle | |
Year of Observation | AD |