Dispersion coordinates field image_RX J1856.5-3754 _obsid_15293 Sky field image_RX J1856.5-3754 _obsid_15293 Source region detail images_RX J1856.5-3754 _obsid_15293 Light curve_RX J1856.5-3754 _obsid_15293 Counts Spectrum (1)_RX J1856.5-3754 _obsid_15293 Counts Spectrum (2)_RX J1856.5-3754 _obsid_15293 Counts Spectrum (3)_RX J1856.5-3754 _obsid_15293 Counts Spectrum (4)_RX J1856.5-3754 _obsid_15293 Flux Preview_RX J1856.5-3754 _obsid_15293