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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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