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NOUS40 KWBC 201435
FOS/NOAAPORT NOTICE NO. 1793 AUGUST 20... 2000
ATTENTION FAMILY OF SERVICES SUBSCRIBERS/NOAAPORT USERS
SUBJECT 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 SEPTEMBER 18... 2000 TO
OCTOBER 17... 2000.
LUNAR INTRUSIONS
10/11 1359 TO 1650 UTC
10/13 1531 TO 1823 UTC
BEVEL
NONE
SOLAR INTRUSIONS
09/18 0237 TO 0707 UTC
09/19 0237 TO 0707 UTC
09/20 0237 TO 0707 UTC
09/24 0237 TO 0707 UTC
09/25 0237 TO 0707 UTC
09/26 0237 TO 0707 UTC
09/27 0237 TO 0707 UTC
09/28 0237 TO 0707 UTC
09/29 0237 TO 0707 UTC
09/30 0237 TO 0707 UTC
10/01 0237 TO 0707 UTC
10/02 0237 TO 0707 UTC
10/03 0237 TO 0707 UTC
10/04 0237 TO 0707 UTC
10/05 0237 TO 0707 UTC
10/06 0237 TO 0707 UTC
10/07 0237 TO 0707 UTC
10/08 0237 TO 0707 UTC
10/09 0237 TO 0707 UTC
10/10 0237 TO 0707 UTC
10/11 0237 TO 0707 UTC
10/12 0237 TO 0707 UTC
10/13 0237 TO 0707 UTC
10/14 0237 TO 0707 UTC
10/15 0237 TO 0707 UTC
10/16 0237 TO 0707 UTC
10/17 0237 TO 0707 UTC
FOLLOWING ARE TIMES OF GOES-10 SINGLE CHORD OPERATIONS FOR THE
PERIOD SEPTEMBER 18... 2000 TO
OCTOBER 17... 2000.
LUNAR INTRUSIONS
10/10 1720 TO 2011 UTC
10/13 1938 TO 2230 UTC
BEVEL
09/29 0713 TO 1153 UTC
SOLAR INTRUSIONS
09/18 0713 TO 1153 UTC
09/19 0713 TO 1153 UTC
09/20 0713 TO 1552 UTC SEE NOTE BELOW
09/25 0713 TO 1153 UTC
09/26 0713 TO 1153 UTC
09/27 0713 TO 1153 UTC
09/28 0713 TO 1153 UTC
09/29 0713 TO 1153 UTC
09/30 0713 TO 1153 UTC
10/01 0713 TO 1153 UTC
10/02 0713 TO 1153 UTC
10/03 0713 TO 1153 UTC
10/04 0713 TO 1153 UTC
10/05 0713 TO 1153 UTC
10/06 0713 TO 1153 UTC
10/07 0713 TO 1153 UTC
10/08 0713 TO 1153 UTC
10/09 0713 TO 1153 UTC
10/10 0713 TO 1153 UTC
10/11 0713 TO 1153 UTC
10/12 0713 TO 1153 UTC
10/13 0713 TO 1153 UTC
10/14 0713 TO 1153 UTC
10/15 0713 TO 1153 UTC
10/16 0713 TO 1153 UTC
10/17 0713 TO 1153 UTC
NOTE THE SOLAR SOUTH SCAN INHIBIT EXIT TIME ON 9/20 HAS BEEN
CHANGED TO 1552UTC TO SUPPORT SPECIAL IMAGE REGISTRATION
TESTING.
TOM RENKEVENS
SATELLITE ANALYSIS BRANCH /SAB/
SATELLITE SERVICES DIVISION /SSD/
NOAA/NESDIS
THOMAS.RENKEVENS/AT SYMBOL/NOAA.GOV
END
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