planispheric


pla·ni·sphere

P0350700 (plā′nĭ-sfîr′)n.1. A representation of a sphere or part of a sphere on a plane surface.2. Astronomy A polar projection of half or more of the celestial sphere on a chart equipped with an adjustable overlay to show the stars visible at a particular time and place.
pla′ni·spher′ic (-sfîr′ĭk, -sfĕr′-), pla′ni·spher′i·cal (-ĭ-kəl) adj.