Build a finding chart for an acam observation.
% afc Usage: afc hd11899 23:57:24.01 +61:07:35.8 336.0 Usage: afc NGC4625 12:41:52.70 +41:16:25.39 60.7 Usage: afc HR12233 06:32:42.79 +14:20:48.52 249.7 arg1 - name arg2 - RA (sexigecimal) arg3 - DEC (sexigecimal) arg4 - Azimuth of HET structure (degrees) % afc HR12233 06:32:42.79 +14:20:48.52 249.7