Identification Data |
Common Name | |
Constellation | Microscopium |
Star Name | iot Mic |
Skymap Number | 20480104 |
Henry Draper (HD) Number | 197937 |
Harvard Revised (HR) Number | 7943 |
SAO Number | 230379 |
Durchmusterung (DM) Number | CD-4414145 |
Washington Double Stars (WDS) Number
| 20485-4359
|
Positional Data |
Position and Proper Motion (PPM) Number | 326547 |
Right Ascension (RA) J2000 | 20h 48m 29.142s |
Declination (Dec) J2000 | -43° 59' 18.758" |
Position Uncertainty | 0.0106s |
Proper Motion in RA (J2000)/cos(Dec) | +0.01629 |
Proper Motion in Dec (J2000) | -0.112266 |
Radial Velocity | -014.9km s-1 |
Trigonometric Parallax | +0.02435s |
Trigonometric Parallax Uncertainty | 0.00090s |
GCI Unit Vector in X (J2000) | 0.482557 |
GCI Unit Vector in Y (J2000) | -0.533655 |
GCI Unit Vector in Z (J2000) | -0.694515 |
Galactic Longitude | 356.84° |
Galactic Latitude
| -39.02°
|
Observational Data |
Observed Visual Magnitude (V) | 5.11 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.003 |
Observed B Magnitude | 5.46 |
Observed B-V Colour | +0.353 |
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 | 5.1 |
Observed Photographic Magnitude | |
Morgan Keenan (MK) Spectral Type | F1IV |
One-Dimensional Spectral Class | F0 |
Position Angle | 271 |
Year of Observation | 1932. AD |