Interactive sky chart centred on 2 19 40.5 +57 11 22, with constellation stick figures overlaid. Locate shows the whole constellation with the target ringed; Field zooms to the close-up. Drag to pan, scroll to zoom, click any star to identify it. Imagery: DSS colour survey via CDS Aladin Lite. Constellation figures © Dominic Ford (GPLv3).
Two physically associated open clusters separated by only a few hundred light-years and presenting as a spectacular naked-eye pair. Embedded in the Perseus OB1 association; a sweeping wide-field image captures both clusters and the surrounding rich Milky Way and nebulosity.