Identification Data |
Common Name | |
Constellation | Lacerta |
Star Name | 8 Lac |
Skymap Number | 22350152 |
Henry Draper (HD) Number | 214168 |
Harvard Revised (HR) Number | 8603 |
SAO Number | 72509 |
Durchmusterung (DM) Number | BD+38 4808 |
Washington Double Stars (WDS) Number
| 22359+3938
|
Positional Data |
Position and Proper Motion (PPM) Number | 87963 |
Right Ascension (RA) J2000 | 22h 35m 52.285s |
Declination (Dec) J2000 | +39° 38' 3.590" |
Position Uncertainty | 0.0271s |
Proper Motion in RA (J2000)/cos(Dec) | +0.00010 |
Proper Motion in Dec (J2000) | -0.004467 |
Radial Velocity | -013.5km s-1 |
Trigonometric Parallax | +0.00510s |
Trigonometric Parallax Uncertainty | 0.00179s |
GCI Unit Vector in X (J2000) | 0.718824 |
GCI Unit Vector in Y (J2000) | -0.276394 |
GCI Unit Vector in Z (J2000) | 0.637886 |
Galactic Longitude | 96.38° |
Galactic Latitude
| -16.15°
|
Observational Data |
Observed Visual Magnitude (V) | 5.71 |
Derived Visual Magnitude | |
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty | 0.004 |
Observed B Magnitude | 5.55 |
Observed B-V Colour | -0.160 |
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 | 5.8 |
Observed Photographic Magnitude | 5.7 |
Morgan Keenan (MK) Spectral Type | B2Ve |
One-Dimensional Spectral Class | B3 |
Position Angle | 185 |
Year of Observation | 1986. AD |