- Chinese name
- A desperate battle
- Foreign name
- Aldebaran
- Alias
- Taurus alpha
- Quality
- About 1.16 M ⊙
- surface temperature
- About 3900 K
- Apparent magnitude
- 0.85 etc
- Absolute magnitude
- About -0.641, etc
- Rotation period
- ~520 d
- Right ascension
- 4:35:55.24
- Declination
- +16°30′33.49″
- Distance from ground
- About 65.3 light years
- Radius
- 44.13±0.84 R☉
- Spectrum type
- K5+III
- radial velocity
- 54.26±0.03 km/s
- Parallax
- 49.97±0.75 mas
- Surface gravity
- 1.45±0.3
- Luminosity
- 439±17 L☉
- Amount of metal
- -0.33±0.1 dex
- Autorotation speed
- 3.5±1.5 km/s
- U − B color index
- one point nine two
- B − V color index
- one point four four