From top to bottom: panel a): 2005 August–September X-ray outburst (Caballero et al. 2007); panel b): 2009 July–August X-ray outburst (Caballero et al. 2010); panel c): 2009 November–December X-ray outburst (Caballero et al. 2011). The blue stars mark Fermi GMB detections (Wilson-Hodge et al. 2009); panel d): 2010 June–August X-ray outburst (Camero-Arranz et al. 2012). The red lines mark the periastron passages at cycles 78, 91, 92, and 94 after 811205-E.