Wednesday, February 11, 1998
For Immediate Release

Plug Plate Array

Plug Plate Array

Astrophysicist Rich Kron, of the University of Chicago and Fermilab, inserts optical fibers into a pre-drilled "plug-plate," part of the Sloan Digital Sky Survey's unique spectrographic system for determining the distances to stars, galaxies and quasars.
Photo credit: Thomas Nash

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