Fig. 1

IUE low-resolution nebular spectrum of NGC 40 (blue line) obtained at 6″ north and 13″ west of the central star. FUV and NUV are plotted at the top and bottom, respectively, with UVIT-filter effective areas (relative) shown. In the top panel, green denotes F169M FUV Sapphire and magenta denotes F172M FUV Silica, and in the bottom panel, green is N219M NUV B15 and magenta is N279N NUV N2.
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