154;Meudon Observatory;Spectroheliograph;Spectroheliograph;656.280;HALPHA;-9;Optical;COUNTS;1998-07-17T14:46:00.000;1998-07-17T14:46:00.000;2451012;0.11527778;\N;1938;1.00000;0.00000;16;919;926;413.88000;455.00000;471.00000;2.2800000;2.2800000;\N;meud_halph_fd_19980717_144600_b.fts;/home/fuller/data2/FITS/mh980717.144600.fits;1998-07-17T14:46:00.000;1998-07-17T14:46:00.000;= 'Y axis is the North/South axis of the Sun';