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Fig. 2


Swift UV light curve of the 2014 eruption of M31N 2008-12a, all data are taken from Table 8. Here we assume optical maximum light occurred at 2014 Oct. 3.7 UT (see discussion in Sect. 4.1). Epochs of optical spectra from the 2014 eruption (black lines), 2012 eruption (grey line), and the SSS behaviour (blue lines) are shown for informational purposes.

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