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Table 3.
Selected emission lines in SN 2019oys.
Line ID | Wavelength | Flux | FWHM | Comment |
---|---|---|---|---|
(Å) | (10−16 erg s−1 cm−2) | (Å) | ||
[Ne V] | 3346 | 3.2 | 7.9 | Blended with [Ne III] λ3342 |
[Ne V] | 3426 | 5.4 | 4.7 | |
[Fe VII] | 3586 | 1.5 | 5.2 | |
[O II] | 3727 | 1.0 | 8.6 | Weak |
[Fe VII] | 3759 | 1.8 | 5.2 | |
[Ne III] | 3869 | 13.1 | 4.7 | Strong and narrow |
[He I] | 3889 | 6.1 | 12.2 | Broad |
Ca II | 3933 | 8.8 | 17.9 | Ca II λ3933?, Broad |
[Ne III] | 3968 | 10.7 | 9.1 | |
[Fe V] | 4072 | 2.2 | 7.3 | or more likely [S III] |
Hδ | 4103 | 9.7 | 20.0 | Broad |
Hγ | 4340 | 19.1 | 21.2 | Broad |
[O III] | 4363 | 4.9 | 6.2 | |
[Ar XIV] | 4412 | 1.3 | 5.8 | Confused with Fe II? |
He II | 4686 | 1.3 | 5.2 | |
Hβ | 4861 | 75.6 | 25.0 | Broad |
[O III] | 4959 | 5.1 | 4.7 | |
[O III] | 5007 | 16.8 | 5.0 | |
[Fe VII] | 5158 | 3.1 | 8.7 | |
[Fe VI] | 5176 | 2.6 | 13 | Weak and blended, but present |
[Ar X] | 5536 | 1.3 | 10.7 | |
[Fe VII] | 5720 | 1.6 | 5.6 | |
[N II] | 5755 | 3.8 | 4.9 | |
He I | 5876 | 24.7 | 35.0 | Broad (+Na I D) |
[Fe VII] | 6086 | 2.4 | 5.3 | |
[O I] | 6300 | 1.9 | 6.5 | |
[S III] | 6312 | 1.3 | 12.1 | Present but weak |
[O I] | 6364 | 1.3 | 10.1 | Somewhat blended |
[Fe X] | 6375 | 3.3 | 6.1 | |
Hα | 6563 | 737 | 34.7 | Broad and Strong |
He I | 6678 | 3.3 | 24.1 | Broad, no narrow component |
[S II] | 6717 | 0.33 | 5.9 | Weak |
[S II] | 6731 | 0.51 | 8.4 | Weak |
He I | 7065 | 7.5 | 24.0 | Broad |
[Ar III] | 7136 | 0.76 | 6.3 | Not in our model |
[Fe II] | 7155 | 1.0 | 5.0 | Narrow, in model |
[S XII] | 7611 | 0.93 | 5.8 | |
[Fe XI] | 7891 | 2.1 | 5.3 | |
O I | 8446 | 14.7 | 37.6 | Broad, blended with Fe II and Pa |
Ca II | 8498,8542,8662 | 5.8 | 33.7 | Redmost of the broad lines |
[S III] | 9069 | 1.4 | 8.0 | |
[Fe II] | 8927 | 0.90 | 7.8 | Example of Fe II fluorescence |
[S III] | 9531 | 2.3 | 4.8 | |
Paschen8 | 9546 | 12.2 | 38.2 | |
Paschen7 | 10036.7 | 14.2 | 53 |
Notes. Fluxes are from the day 172 (+204) Keck spectrum, absolute calibrated versus photometry and corrected for extinction in the Milky Way, see text.
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