Table 6: IUE spectrum of NGC 3242.
$\lambda $ Ion Intensities
(Å)   (1) (2) (I/H$\beta $)
1239 N V 19 1.32 7.4
1335 C II 16 1.0 4.76
1400 O IV 7.8 4.68 2.19
1485 N IV] 26 15.6 6.44
1548 C IV 110 66.0 30.8
1575 [Ne V] 12 7.2 3.36
1640 He II 622 373 174
1663 O III] 45 27 12.6
1750 N III] 15.8 9.48 4.43
1909 C III] 675 405 189
2298 C III] 40 27 12.6
2325 C II] 26.8 17.0 7.95
2423 [Ne IV] 44 30.1 14.1
2512 He II 17 8.67 4.05
2733 He II 27 11.4 5.32
2837 [Fe IV] 45 22.2 10.4
3024 O III 20 7.8 3.64
3048 O III 50 19.8 9.24
3133 O III 100 39.0 18.2
3103 He II 38 13.8 6.44
(1) Measured intensity from low resolution spectra in units of 10-13 erg cm-2 s-1; (2) Intensity corrected for diaphragm size and extinction in units of 10-12 erg cm-2 s-1. I/H$\beta $ is normalized to H$\beta=100$.

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