| set center_rectascension rectascension | Parameter |
| set center_declination declination | Parameter |
|
Set the rectascension and declination of the centre of the map to
rectascension (in hours) and declination (in degrees)
respectively.
Defaults: 5.8 (rectascension), 0.0 (declination) |
| set box_width width | Parameter |
| set box_height height | Parameter |
|
Set the width and height of the resulting map to width and
height (in centimetres) respectively.
Defaults: 15 (width), 15 (height) |
| set grad_per_cm scale | Parameter |
|
Set the scale of the resulting map to scale (in degrees per
centimetre).
Default: 4.0 |