Table 1: The boundaries between the single "S'' and double "D'' PA rotation - for a range of inclination angles. By convention 90$^{\circ }$ is edge-on, 0$^{\circ }$ is pole-on. In between these "S'' and "D'' PA rotations, one finds transitional ("t'') behaviour.
Incl ($^{\circ }$) 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85
$R_{\rm in}$(R*)                              
1 D D D D D D D D D D D D D S S
2 D D D D D D D D D t t S S S S
3 D D D t t t t t t S S S S S S
4 t t t t S S S S S S S S S S S
5 S S S S S S S S S S S S S S S


Source LaTeX | All tables | In the text