Figura observat Cometicar. Ingolstad. factar. ad eandem Communicat. Curtianam pertinens.

Book page illustrating an uncolored celestial map, showing both the figural representations of the constellations and the stars of which they are composed. The progress of a comet through this area of the sky is demarcated; each position has the date of observation, from 18 December 1664 to 11 February 1665. The comet passes through Cetus, the whale. Entitled "Figura observat Cometicar. Ingolstad. factar. ad eandem Communicat. Curtianam pertinens."; plate no.VI. With a paragraph of text below the image, in Latin, describing this comet.
From "Theatrum Cometicum", a 1668 text about comet sightings throughout history and their meanings.