Centre of digitization of photographic plates
and reduction of old observations
NAROO (New Astrometric Reduction of Old Observations)

Heritage plates


Some photographic plates represent astronomical observations which always have a scientific value: digitization and a new reduction and analysis will bring new information for the scientific research. Other plates have a patrimonial interest: rare plates or plates representing subjects other than astronomical objects: instruments now missing were photographed on glass plates. Number of these plates deserve to be digitized and made available to the public. Better, a digitization of high-definition can reveal details that have gone unnoticed before.

The available plates:

The "heritage" plates are described in this document (in french).
Plates were securized as explained in this document (in french).

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Last update: April 16, 2017
  Contact: naroo (at) imcce.fr