| Identification Data |
| Common Name | |
| Constellation | Crux |
| Star Name | iot Cru |
| Skymap Number | 12450096 |
| Henry Draper (HD) Number | 110829 |
| Harvard Revised (HR) Number | 4842 |
| SAO Number | 252016 |
| Durchmusterung (DM) Number | CP-60 4273 |
Washington Double Stars (WDS) Number
| 12456-6059
|
| Positional Data |
| Position and Proper Motion (PPM) Number | 359604 |
| Right Ascension (RA) J2000 | 12h 45m 38.051s |
| Declination (Dec) J2000 | -60° 58' 52.746" |
| Position Uncertainty | 0.0060s |
| Proper Motion in RA (J2000)/cos(Dec) | +0.01546 |
| Proper Motion in Dec (J2000) | -0.064966 |
| Radial Velocity | +007.1km s-1 |
| Trigonometric Parallax | +0.02617s |
| Trigonometric Parallax Uncertainty | 0.00059s |
| GCI Unit Vector in X (J2000) | -0.475510 |
| GCI Unit Vector in Y (J2000) | -0.095953 |
| GCI Unit Vector in Z (J2000) | -0.874462 |
| Galactic Longitude | 302.23° |
Galactic Latitude
| 1.88°
|
| Observational Data |
| Observed Visual Magnitude (V) | 4.69 |
| Derived Visual Magnitude | |
| Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
| Observed B Magnitude | 5.74 |
| Observed B-V Colour | +1.049 |
| Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.003 |
| Observed U Magnitude | |
| Observed U-B Colour | |
| Observed U Magnitude or (U-B) Magnitude Uncertainty | |
| Observed Photovisual Magnitude | 4.4 |
| Observed Photographic Magnitude | |
| Morgan Keenan (MK) Spectral Type | K0III |
| One-Dimensional Spectral Class | K0 |
| Position Angle | 8 |
| Year of Observation | 1991. AD |
