Get to know Altair
Use this bright star as a reference point while learning the sky. The catalog position is J2000.0; the chart transforms coordinates for your selected date. Catalog brightness is a reference value and may differ for variable stars. Visibility also depends on darkness, weather and your local horizon.
- Catalog distance
- About 16.7 light-years
- Catalog V magnitude
- 0.76
- J2000 right ascension
- 19.8464 h
- J2000 declination
- 8.8683°
- Observing guide
- Naked-eye candidate
HYG v4.1 / David Nash · CC BY-SA 4.0
Scientific source