Sirius
α CMa
Huidige zichtbaarheid
Hoogte
-4.0°
Azimut
108.6°
below_horizon
Huidige positie
| Eigenschap | Waarde |
|---|---|
| Right Ascension (J2000) | 06h45m08s |
| Declination (J2000) | -16°43'19" |
| Altitude | -3.99° |
| Azimuth | 108.56° |
| Hour Angle | -5h37m18s |
| Constellation | Canis Major |
| Visibility | below_horizon |
Fysieke eigenschappen
| Eigenschap | Waarde |
|---|---|
| Visual Magnitude | -1.44 |
| Spectral Class | A1V |
| Color Index (B-V) | 0.00 |
| Distance | 8.6 light-years |
| Parallax | 379.21 mas |
| Proper Motion (RA) | -546.01 mas/yr |
| Proper Motion (Dec) | -1223.08 mas/yr |
| Radial Velocity | -5.5 km/s |
Catalogusaanduidingen
| Catalogus | Aanduiding |
|---|---|
| Hipparcos (HIP) | 32349 |
| Bright Star Catalogue (HR) | 2491 |
| Henry Draper (HD) | 48915 |
| SAO | 151881 |
| Bayer Designation | α CMa |
| Flamsteed Designation | 9 CMa |
Opkomst, ondergang en doorgang
| Gebeurtenis | Tijd / Waarde |
|---|---|
| Rise Time | 12:30 |
| Transit Time | 17:34 (altitude: 33.4°) |
| Set Time | 22:38 |