20000927: GOES Single Chord-ADMIN NOTICE NOUS40 KWBC (fwd)

• To: nws-changes@xxxxxxxxxxxxxxxx
• Subject: 20000927: GOES Single Chord-ADMIN NOTICE NOUS40 KWBC (fwd)
• From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
• Date: Wed, 27 Sep 2000 06:37:06 -0600

718
NOUS40 KWBC 262148
FOS/NOAAPORT NOTICE NO. 1798         SEPTEMBER 26... 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 25... 2000 TO OCTOBER 24... 2000.

LUNAR INTRUSIONS

10/11          1359 TO 1650 UTC
10/13          1531 TO 1823 UTC
10/24          0015 TO 0335 UTC

BEVEL

10/23          0237 TO 0707 UTC


SOLAR INTRUSIONS

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
10/18          0237 TO 0707 UTC
10/19          0237 TO 0707 UTC
10/20          0237 TO 0707 UTC
10/21          0237 TO 0707 UTC
10/22          0237 TO 0707 UTC

FOLLOWING ARE TIMES OF GOES-10 SINGLE CHORD OPERATIONS FOR THE
PERIOD SEPTEMBER 25... 2000 TO OCTOBER 24... 2000.

LUNAR INTRUSIONS

10/10          1720 TO 2011 UTC
10/13          1938 TO 2230 UTC

BEVEL

09/29          0713 TO 1153 UTC


SOLAR INTRUSIONS

09/25          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
10/18          0713 TO 1153 UTC
10/19          0713 TO 1153 UTC
10/20          0713 TO 1153 UTC
10/21          0713 TO 1153 UTC
10/22          0713 TO 1153 UTC
10/23          0713 TO 1153 UTC
10/24          0713 TO 1153 UTC

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



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