181;Meudon Observatory;Spectroheliograph;Spectroheliograph;656.280;HALPHA;-9;Optical;COUNTS;1998-08-15T07:16:00.000;1998-08-15T07:16:00.000;2451040;0.80277778;\N;1939;1.00000;0.00000;16;919;919;415.59000;461.00000;445.00000;2.2800000;2.2800000;\N;meud_halph_fd_19980815_071600_b.fts;/home/fuller/data2/FITS/mh980815.071600.fits;1998-08-15T07:16:00.000;1998-08-15T07:16:00.000;= 'Y axis is the North/South axis of the Sun';