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Table 1:

Positional data adopted for M 31.

Position of nucleus
RA =  $00^{\rm h}42^{\rm m}45.97^{\rm s}$
   (J2000) Dec =  $41^{\circ}16\hbox{$^\prime$ }11.64\hbox{$^{\prime\prime}$ }$
Position angle of major axis 37$^{\circ }$
Inclination1 75$^{\circ }$ (0$^{\circ }$ = face on)
Distance2 $780\pm40$ kpc 3

Notes. (1) Berkhuijsen (1977) and Braun (1991).(2) Stanek & Garnavich (1998).(3) 1 $\hbox {$^\prime $ }$ = 227 $\pm$ 12 pc along major axis.

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