183;Meudon Observatory;Spectroheliograph;Spectroheliograph;656.280;HALPHA;-9;Optical;COUNTS;1998-08-17T06:29:00.000;1998-08-17T06:29:00.000;2451042;0.77013889;\N;1939;1.00000;0.00000;16;899;897;415.76000;449.00000;451.00000;2.2800000;2.2800000;\N;meud_halph_fd_19980817_062900_b.fts;/home/fuller/data2/FITS/mh980817.062900.fits;1998-08-17T06:29:00.000;1998-08-17T06:29:00.000;= 'Y axis is the North/South axis of the Sun';