Identification Data |
Common Name | |
Constellation | Canis Major |
Star Name | 20iot CMa |
Skymap Number | 6560033 |
Henry Draper (HD) Number | 51309 |
Harvard Revised (HR) Number | 2596 |
SAO Number | 152126 |
Durchmusterung (DM) Number | SD-16 1661 |
Washington Double Stars (WDS) Number
|
|
Positional Data |
Position and Proper Motion (PPM) Number | 217897 |
Right Ascension (RA) J2000 | 6h 56m 8.224s |
Declination (Dec) J2000 | -17° 3' 15.272" |
Position Uncertainty | 0.0070s |
Proper Motion in RA (J2000)/cos(Dec) | -0.00017 |
Proper Motion in Dec (J2000) | +0.001966 |
Radial Velocity | +041.0km s-1 |
Trigonometric Parallax | +0.00106s |
Trigonometric Parallax Uncertainty | 0.00065s |
GCI Unit Vector in X (J2000) | -0.231839 |
GCI Unit Vector in Y (J2000) | 0.927491 |
GCI Unit Vector in Z (J2000) | -0.293277 |
Galactic Longitude | 228.71° |
Galactic Latitude
| -6.68°
|
Observational Data |
Observed Visual Magnitude (V) | 4.39 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.002 |
Observed B Magnitude | 4.31 |
Observed B-V Colour | -0.076 |
Observed B Magnitude or (B-V) Magnitude Uncertainty | 0.002 |
Observed U Magnitude | |
Observed U-B Colour | |
Observed U Magnitude or (U-B) Magnitude Uncertainty | |
Observed Photovisual Magnitude | 4.4 |
Observed Photographic Magnitude | 4.3 |
Morgan Keenan (MK) Spectral Type | B3II |
One-Dimensional Spectral Class | B5 |
Position Angle | |
Year of Observation | AD |