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For those of us who utilize NOAA AVHRR data - NOAA NESDIS has changed the handling of the Channel 3A and 3B acquisition and transmissions: Matthew AMRC OO-202-O > Subject: AD: NOAA-16/NOAA-17 AVHRR Channel 3A/3B Configuration > From: "Wayne Winston" <Wayne.Winston@xxxxxxxx> > Date: Fri, 28 Mar 2003 08:35:28 -0500 > > NOAA-16/NOAA-17 AVHRR Channel 3A/3B Configuration > > Beginning 1 May 2003, a new configuration will be > implemented for operating AVHRR channels 3A and 3B on > the NOAA operational satellites: > > Afternoon satellite (NOAA-16) - channel 3B always on (no > 3A switching) > Morning satellite (NOAA-17) - switch channels at the > terminator such that 3A is on during daylight and 3B is > on during night. > > A NOAA NESDIS analysis concluded that channel 3A is > required only from one satellite, once per day, either > AM or PM for most products and research needs for the > next two years. The selected configuration was > determined to be the best compromise to meet the various > NOAA mission requirements. It will allow NOAA to meet > the 3B requirements for all products and provide > continuous global coverage for fire detection and > monitoring. > > Should we go to a single satellite operation, a new > scenario will be devised. > > (Contact Emily.Harrod@xxxxxxxx or > Levin.Lauritson@xxxxxxxx) > > -- > Wayne G. Winston > Direct Readout Coordinator > Direct Services Division > > Visit the NOAASIS web site, > http://noaasis.noaa.gov/NOAASIS > > Postal address: Tel: 1 301 457-5681 x125 > E/SP3, Room 3320 FB4 > NOAA/NESDIS FAX: 1 301 457-5620 > 5200 Auth Road > Suitland, MD 20746-4304 -- ------------------------------------------------------------------------ Matthew Lazzara -Meteorologist- Antarctic Meteorological Research Center 925 Atmospheric, Oceanic and Space Sciences http://amrc.ssec.wisc.edu Space Science and Engineering Center E-mail: mattl@xxxxxxxxxxxxx University of Wisconsin-Madison Phone: (608) 262-0436 1225 West Dayton Street, Madison, WI 53706 Fax: (608) 263-6738 ------------------------------------------------------------------------
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