Messier 31

RA:

00 : 42.7

Dec:

+41 : 16

Type:

SA(s)b I-II

RV:

- 59 km/s

Distance:

2900 kly

Apparent Dimension:

185.0 x 75.0 arc min

Diameter:

195 kly

Brightness:

3.4 mag vis

Abs. Mag:

- 22.2 (- 21.3 Mag vis)

Mass:

400000 million suns

Image © by Jason Ware

• More on M31 (SEDS Messier Database)

Last Modification: December 31, 1999