CEDAR Photometer Facilities Site of Regular Operation  Primary Measurement Spectral Range Contact <email> Meridian Scanning Photometer Poker Flat, Alaska, USA (4-channels) Auroral emissions 428-840 nm R. W. Smith <bblw@geewiz.gi.alaska.edu> Longyearbyen, Norway (5-channels)  Multi-channel Photometer South Pole, Antarctica Airglow and auroral emissions  Visible & near-IR   A. Sivjee <sivjee@bart.db.erau.edu> Auroral Photometers Poker Flat, Alaska, USA  Auroral emissions  Visible & near-IR J. Hecht <jim_hecht@qmail2.aero.org> Sondrestrom, Greenland   Dual Channel Tilting Filter Photometers Arecibo Observatory, Puerto Rico  Airglow emissions  Near-UV - Near-IR C. Tepley <craig@naic.edu> * Taken from the Coupling, Energetics and Dynamics of Atmospheric Regions: CEDAR Phase III Report, 1996.      The International Space Weather Clearinghouse: A cooperative project among The Scientific Committee for Solar-Terrestrial Physics (SCOSTEP), Solar-Terrestrial Physics - Results, Applications, and Modeling Phase (S-RAMP) Project, The University of Michigan and the Windows to the Universe project Please send comments to the main author: Janet Kozyra (jukozyra@engin.umich.edu) Responsible Official: Hannu Koskinnen, S-RAMP Space Weather Committee Chairman, (Hannu.Koskinen@fmi.fi) Space Weather logo created by and provided courtesy of Gregory Urbanski (neenie@ibm.net). All rights reserved. Rollover graphic adapted from an original web background provided courtesy of Being Seen   Copyright 1998 University of Michigan