NOAA-15, AMSU-A, Gross Filter Limit Update, 21 October 2008 - Issued: 21 October 2008 2050 UTC

Gross filter limit update

Date/Time(UTC) Message Issued:
21 October 2008, 2050 UTC

Satellite(s) Involved:

Instrument(s) Involved:

Product(s) Involved/Affected:
All Products using AMSU-A channels 5, 8, and 15/no impact

Date/Time(UTC) of Initial Implementation:
21 October 2008, Time 2000 UTC

Details/Specifics of Change:
On October 21 around 2000 UTC, NOAA updated the Space cold target (space view)gross filter limits in an effort to avoid loss of useful data. The following AMSU-A gross cold limits were updated:

Ch. 5: increase the upper limit to 13000
Ch. 8 : increase the upper limit to 13000
Ch 15 : increase the upper limit to 18000

The first orbits processed will be:


Contact Person(s) Name/Email/Phone Number for Questions:
Emily Harrod 301-817-3882 operations support
Tsan Mo 301-763-8136 x 137 AMSU-A instrument scientist

Web site(s) that contain other relevant information (where applicable): - History of level 1B notices - All user notices - SOCC polar satellite status