Identification Data |
Common Name | |
Constellation | Microscopium |
Star Name | gam Mic |
Skymap Number | 21010053 |
Henry Draper (HD) Number | 199951 |
Harvard Revised (HR) Number | 8039 |
SAO Number | 212636 |
Durchmusterung (DM) Number | CD-3216353 |
Washington Double Stars (WDS) Number
| 21013-3215
|
Positional Data |
Position and Proper Motion (PPM) Number | 300891 |
Right Ascension (RA) J2000 | 21h 1m 17.460s |
Declination (Dec) J2000 | -32° 15' 27.962" |
Position Uncertainty | 0.0087s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00017 |
Proper Motion in Dec (J2000) | -0.000266 |
Radial Velocity | +017.6km s-1 |
Trigonometric Parallax | +0.01459s |
Trigonometric Parallax Uncertainty | 0.00079s |
GCI Unit Vector in X (J2000) | 0.601328 |
GCI Unit Vector in Y (J2000) | -0.594591 |
GCI Unit Vector in Z (J2000) | -0.533729 |
Galactic Longitude | 12.35° |
Galactic Latitude
| -40.34°
|
Observational Data |
Observed Visual Magnitude (V) | 4.67 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 5.55 |
Observed B-V Colour | +0.880 |
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 | 4.7 |
Observed Photographic Magnitude | 5.5 |
Morgan Keenan (MK) Spectral Type | G6III |
One-Dimensional Spectral Class | G5 |
Position Angle | 93 |
Year of Observation | 1964. AD |