|Pickering (pĭk'ər-ĭng) Pronunciation Key
American astronomer who made many innovations in the equipment used to observe and measure the distance of stars. In 1884 he published the first catalog of stellar magnitudes. His brother William Henry Pickering (1858-1938) discovered Phoebe, the ninth moon of Saturn (1899), and predicted the existence of Pluto (1919).
pickering, edward charles
U.S. physicist and astronomer who introduced the use of the meridian photometer to measure the magnitude of stars and established the Harvard Photometry (1884), the first great photometric catalog.
Learn more about Pickering, Edward Charles with a free trial on Britannica.com.
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|a gadget; dingus; thingumbob.|