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X‐Ray Time Variability Across the Atoll Source States of 4U 1636−53

  • Authors: D. Altamirano, M. van der Klis, M. Méndez, P. G. Jonker, M. Klein-Wolt, and W. H. G. Lewin

Altamirano et al. 2008 The Astrophysical Journal 685 436.

  • Provider: AAS Journals

Caption: Fig. 1.

Hard color vs. soft color normalized to the Crab Nebula, as explained in § 1. Each circle represents the average soft/hard color of one of the observations used for this paper. The triangles mark averages of 1 to 32 observations and are labeled with letters, in alphabetical order from (A) the island state, through (J) the lower left banana, to (N) the lower banana.

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