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The brightest star in the sky is Sirus, the Dog Star that brings on the Dog Days. It is actually a binar with a white dwarf that orbits every 50 years.
| Telescope: | Stellina | |
| Length: | 400mm | |
| Aperture: | 80mm | |
| F-stop: | f/5.0 | |
| Sessions: | 1 | |
| Captured: | 2021-09-14 to 2021-09-14 | |
| Lights: | 18 | |
| Exposure: | 1 | |
| Total exposure: | 18 s | |
| Ra: | 6h 45m 9.6s | |
| Dec: | -16° 42' 51.941 | |
| Size: | 61.147 x 40.572 arcmin | |
| Radius: | 0.612 deg | |
| Scale: | 0.753 arcsec/pixel |