From:
3:51 PM
Subject: AVHRR Channel 3b to 3A Switching 2003
Resent-From: nesdis.osdpd.ipd.Level-1B.notices@noaa.gov,
nesdis.osdpd.ipd.contractors@noaa.gov
THE FOLLOWING ACTIONS WILL OCCUR IN ORDER TO MAKE A "SCENE" COMPARISON OF
AVHRR AND A CALIBRATED RADIOMETER (MODIS). THE LAC DATA BEING SIMILAR TO
THE MODIS FOV IS THE REASON FOR THE SWITCH..
Topic:
AVHRR channel 3B to 3A Switching
Date/Time(UTC) Message Issued:
22 July 2003, 1950 UTC
Satellite(s) Involved:
NOAA-16
Instrument(s) Involved:
AVHRR
Product(s) Involved/Affected:
AVHRR channel 3B data channel users
Date/Time(UTC) of Initial Implementation:
28 July 2003, Time 12:56 UTC Data affected on Rev 14673
01 Aug. 2003,, Time 22:07 UTC Data affected on Rev 14736
Details/Specifics of Change:
AVHRR channel 3A will be selected on NOAA-16 over part of the polar region .
The tests will be approx. 5-10 minutes long and encompass the region of 65
degrees north (magnetic) to the peak of the orbit ( where ascending turns
into desending). These two tests are scheduled to occur on July 28th, and
August 1st of year 2003..
Contact Person(s) Name/Email/Phone Number for Questions:
Cecil.Paris@noaa.gov/301-457-5247 ext. 129 or
Robert.Levin@noaa.gov/301-457-5247 ext. 124
Web site(s) that contain other relevant information (where applicable):
http://www.osdpd.noaa.gov/PSB/PPP/PPP.html - History of level 1B
notices
http://www.ssd.noaa.gov/PS/SATS/messages.html - All user notices
http://www.oso.noaa.gov/poesstatus/ - SOCC polar satellites status
http://www.oso.noaa.gov/daily-news/index.htm - SOCC morning reports