... Analysis

Snowden et al. http://xmm.vilspa.esa.es/external/xmm_sw_cal/sas_frame.shtml

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... flare)

Note that the differences of the variation rates compared to those of the total range light curve, are simply due to the different time binnings used for the light curves.

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... magnitudes

the magnitudes come from the "2MASS All-Sky Point Source Catalog'' http://www.ipac.caltech.edu/2mass/

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