M31

Andromeda Galaxy · NGC 224

Constellation

Andromeda

Shape

Spiral

Magnitude

3.5

Size

178′

Position

0h 43m, +41.3°

Distance

2.5 ± 0.2 million ly

My Sky

Rise, highest and set over your place, for any night: M31

Further info

NASA: Messier 31

NED: M31

SIMBAD: M31

Wikipedia: Andromeda Galaxy

Sources

Distance: NED-D (Steer 2020)

Magnitude and size: NGC 2000.0 (Sinnott 1988)

Shape: RC3 (de Vaucouleurs et al. 1991)

Name: Wikipedia, List of Messier objects

M31, NGC 224 — Credit: NASA, ESA, J. Dalcanton, B.F. Williams and L.C. Johnson (University of Washington), the PHAT team and R. Gendler