Tue 5:34 PM
Subject: NOAA-12 and 15, Conflict Period, 11 February 2004 - Issued: 10 February 2004; 2230 UTC
conflict Period - 11 February through 4 April 2004
Date/Time(UTC) Message Issued:
10 February 2004, 2230 UTC
NOAA-12 and 15
NOAA-15 APT off
Date/Time(UTC) of Initial Implementation:
11 February 2004, Time 1100 UTC
Details/Specifics of Change:
SOCC issued the following notice:
NOAA-12 and NOAA-15 will enter a conflict period on February 11 that will
last for approximately 54 days. The BEACON frequencies are separated enough
that both can be left on during this conflict. Due to real-time users'
requests, the NOAA-15 APT will be off for the VHF conflict duration.
02/11/04 - 0100Z - Begin N-12/N-15 interrogation conflict. S/C separated by
02/21/04 - 1800Z - Begin N-12/N-15 usual VHF conflict. S/C separated by 15
minutes. N-15 APT off
03/07/04 - 1400Z - Begin N-12/N-15 SBAND conflict. S/C separated by 1
minute (no action taken for this conflict).
03/09/04 - 1800Z - End N-12/N-15 SBAND conflict. S/C separated by more than
03/24/04 - 1200Z - End N-12/N-15 normal VHF conflict. S/C separated by 15
minutes. N-15 APT on.
04/03/04 - 2300Z - End N-12/N-15 interrogation conflict. S/C separated by
Contact Person(s) Name/Email/Phone Number for Questions:
Emily.Harrod@noaa.gov/301-457-5247 ext. 117 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
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