20010727: Single Chord Ops-ADMIN NOTICE NOUS40 KWBC (fwd)

• To: nws-changes@xxxxxxxxxxxxxxxx
• Subject: 20010727: Single Chord Ops-ADMIN NOTICE NOUS40 KWBC (fwd)
• From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
• Date: Fri, 27 Jul 2001 07:09:31 -0600

757
NOUS40 KWBC 271120
FOS/NOAAPORT NOTICE NO. 1960          JULY 27... 2001

ATTENTION  FAMILY OF SERVICES SUBSCRIBERS/NOAAPORT USERS

SUBJECT  GOES SINGLE CHORD OPERATIONS

GOES SINGLE CHORD OPERATIONS... MADE NECESSARY BY LUNAR
AND SOLAR INTRUSIONS AT THE EDGE OF THE EARTH DISK... IMPACT
NAVIGATION AND REGISTRATION FOR SHORT PERIODS. USERS OF
GOES GVAR DATA WILL SEE VARIABLE ERRORS DURING PERIODS OF
SINGLE CHORD OPERATIONS AS NOTED BELOW.

SINGLE CHORD OPERATIONS FOR THE BEVEL EFFECT ARE LISTED
WHEN APPLICABLE.  BEVEL EFFECT OPERATION IS INTENDED TO
AVOID A SEASONAL SPACECRAFT POINTING PROBLEM WITH ALL
GOES SPACECRAFT CAUSED BY THE SUN S LIGHT REFLECTING INTO
THE EARTH SENSOR.

FOLLOWING ARE TIMES OF GOES-8 SINGLE CHORD OPERATIONS
FOR THE PERIOD JULY 26 TO AUGUST 14... 2001.

LUNAR INTRUSIONS

08/07    1804 TO 2054 UTC
08/10    2009 TO 2300 UTC

BEVEL

08/08    0237 TO 0707 UTC
08/09    0237 TO 0707 UTC
08/10    0237 TO 0707 UTC
08/11    0237 TO 0707 UTC
08/12    0237 TO 0707 UTC
08/13    0237 TO 0707 UTC
08/14    0237 TO 0707 UTC

SOLAR INTRUSIONS

NONE

FOLLOWING ARE TIMES OF GOES-10 SINGLE CHORD OPERATIONS
FOR THE PERIOD JULY 26 TO AUGUST 14... 2001.

LUNAR INTRUSIONS

08/07    2212 TO 0102 UTC
08/11    0017 TO 0308 UTC

BEVEL

08/01    0713 TO 1153 UTC
08/02    0713 TO 1153 UTC
08/03    0713 TO 1153 UTC
08/04    0713 TO 1153 UTC
08/05    0713 TO 1153 UTC
08/06    0713 TO 1153 UTC
08/07    0713 TO 1153 UTC
08/08    0713 TO 1153 UTC
08/09    0713 TO 1153 UTC
08/10    0713 TO 1153 UTC
08/11    0713 TO 1153 UTC
08/12    0713 TO 1153 UTC
08/13    0713 TO 1153 UTC
08/14    0713 TO 1153 UTC

SOLAR INTRUSIONS

NONE

TOM RENKEVENS
SATELLITE ANALYSIS BRANCH /SAB/
SATELLITE SERVICES DIVISION /SSD/
NOAA/NESDIS/OSDPD
THOMAS.RENKEVENS/AT SYMBOL/NOAA.GOV

FOR FOS/NOAAPORT QUESTIONS PLEASE CONTACT JULIE HAYES
PHONE  301 713-0864 EXTENSION 120
EMAIL  JULIE.HAYES/AT SYMBOL/NOAA.GOV

THIS INFORMATION IS ALSO POSTED ON THE NWS SYSTEMS OPERATIONS
CENTER CHANGE NOTICES WEB PAGE. THE URL IS LISTED BELOW.

HTTP//WWW.NWS.NOAA.GOV/OSO/NOTICES/NOTICES2.SHTML

DATA MANAGEMENT
DATA DISSEMINATION BRANCH
TELECOMMUNICATION OPERATIONS CENTER
RTH WASHINGTON SENDS



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