Order-sorting image_NGC 4151_obsid_29180 Dispersion coordinates field image_NGC 4151_obsid_29180 Sky field image_NGC 4151_obsid_29180 Source region detail images_NGC 4151_obsid_29180 Light curve_NGC 4151_obsid_29180 Flux spectrum (1)_NGC 4151_obsid_29180 Flux spectrum (2)_NGC 4151_obsid_29180 Counts spectrum_NGC 4151_obsid_29180 Flux Preview_NGC 4151_obsid_29180