Subject: Administrative, HRPT Transmitter Change on NOAA-18 ,ISSUED:
Topic:
HRPT Transmitter Change on NOAA-18

Date/Time(UTC) Message Issued:
04 November 2009, 2100 UTC

Satellite(s) Involved:
NOAA-18

Instrument(s) Involved:
HRPT data on NOAA-18

Product(s) Involved/Affected:
All HRPT products.

Date/Time(UTC) of Initial Implementation:
10 November 2009, Time 003920 UTC

Details/Specifics of Change:
The NOAA/NESDIS Office of Satellite Operations has announced the
following:
On 10 November at 003920z, rev 23052, the Satellite Operations Control
Center (SOCC) will change the HRPT transmitter on NOAA-18 from STX2 to
STX3 (note STX3 is RHCP).  SOCC will change the HRPT transmitter on
NOAA-18 after it emerges from the conflict period with NOAA-19.  The
current configuration for NOAA-18 is: Primary playback on STX-4 (2247.5
MHz, LHCP) and HRPT on STX-2 (1702.5 MHz, LHCP).  The configuration for
NOAA-18 after 10 Nov 2009 will be: Primary playback on STX-1 (1698 MHz,
RHCP) and HRPT on STX-3(1707 MHz, RHCP).

Contact Person(s) Name/Email/Phone Number for Questions:
Vincent Tabor Vincent.Tabor@noaa.gov 301-817-3882 Level 1B operations
support
Carl Gliniak Carl.Gliniak@noaa.gov 301-817-4207 Spacecraft operations
support
Marlin O. Perkins Marlin.O.Perkins@noaa.gov Direct Readout Services
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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