20001101: Single Chord Ops-ADMIN NOTICE NOUS40 KWBC (fwd)

• To: nws-changes@xxxxxxxxxxxxxxxx
• Subject: 20001101: Single Chord Ops-ADMIN NOTICE NOUS40 KWBC (fwd)
• From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
• Date: Wed, 01 Nov 2000 13:19:40 -0700

493
NOUS40 KWBC 011726
FOS/NOAAPORT NOTICE NO. 1819      NOVEMBER 1... 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 OCTOBER 30... 2000 TO NOVEMBER 28... 2000.

LUNAR INTRUSIONS

11/07          1151 TO 1442 UTC
11/10          1409 TO 1701 UTC
11/23          0059 TO 0350 UTC

BEVEL

10/30          0237 TO 0707 UTC
10/31          0237 TO 0707 UTC
11/01          0237 TO 0707 UTC
11/02          0237 TO 0707 UTC
11/03          0237 TO 0707 UTC
11/04          0237 TO 0707 UTC
11/05          0237 TO 0707 UTC
11/06          0237 TO 0707 UTC
11/07          0237 TO 0707 UTC
11/08          0237 TO 0707 UTC
11/09          0237 TO 0707 UTC
11/10          0237 TO 0707 UTC
11/11          0237 TO 0707 UTC
11/12          0237 TO 0707 UTC
11/13          0237 TO 0707 UTC


SOLAR INTRUSIONS

NONE

FOLLOWING ARE TIMES OF GOES-10 SINGLE CHORD OPERATIONS FOR THE
PERIOD OCTOBER 30... 2000 TO
NOVEMBER 28... 2000.

LUNAR INTRUSIONS

11/07          1535 TO 1848 UTC
11/10          1817 TO 2110 UTC
11/23          0509 TO 0800 UTC

BEVEL

10/30          0713 TO 1153 UTC
10/31          0713 TO 1153 UTC
11/01          0713 TO 1153 UTC
11/02          0713 TO 1153 UTC
11/03          0713 TO 1153 UTC
11/04          0713 TO 1153 UTC
11/05          0713 TO 1153 UTC
11/06          0713 TO 1153 UTC
11/07          0713 TO 1153 UTC
11/08          0713 TO 1153 UTC
11/09          0713 TO 1153 UTC
11/10          0713 TO 1153 UTC
11/11          0713 TO 1153 UTC
11/12          0713 TO 1153 UTC
11/13          0713 TO 1153 UTC
11/14          0713 TO 1153 UTC

SOLAR INTRUSIONS

NONE

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



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