main-sequence star · A2.5V
Ascella
Ascella is a blue-white main-sequence star (spectral type A2.5V) about 88 light-years away. With an apparent magnitude of 2.6 it is easy to see even from a city.
A star in the "Teapot" of Sagittarius; actually a close pair of stars.
Its light output is roughly 60 times that of the Sun (a rough estimate in visible light, calculated from brightness and distance).
From Germany (52° N) it rises and sets; it is best seen in the evening in July.
Key facts
- Distance
- ≈ 88 light-years
- Spectral type
- A2.5V (main-sequence star)
- Colour
- Blue-white
- Apparent magnitude
- 2.6 mag
- Luminosity
- ≈ 60 × Sun
- Position
- Right ascension 19h 3m, declination -29.9°
More well-known stars
Data: Hipparcos / HYG catalogue (CC BY-SA 4.0). Luminosity and visibility are calculated estimates.