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NOAA-16, AMSU-B, Gross filtering Channel 19, 14 April 2009 - Issued: 16 April 2009; 1240 UTC

Topic:
Gross filtering of AMSU-B Channel 19 Data

Date/Time(UTC) Message Issued:
16 April 2009, 1240 UTC

Satellite(s) Involved:
NOAA-16

Instrument(s) Involved:
AMSU-B

Product(s) Involved/Affected:
All Products/channel 19 flagged

Date/Time(UTC) of Initial Implementation:
14 April 2009, Time 2225 UTC

Details/Specifics of Change:

The Warm Black Body lower limit was updated at 2225 UTC. The first good passes were:

NSS.HRPT.NL.D09105.S2303.E2316.B4415252.WI
NSS.GHRR.NL.D09105.S2115.E2302.B4415052.WI

****************************** Original Message *************************

NOAA-16 AMSU-B channel 19 Warm black body counts began exceeding the lower limit on 14 April resulting in calibration flags set during the following pass:
NSS.AMAX.NL.D09104.S0111.E0257.B4412526.GC

We are updating the lower limit to correct this problem. This correction is expected to be effective with the following pass:
NSS.AMAX.NL.D09105.S1950.E2121.B4415051.WI

Contact Person(s) Name/Email/Phone Number for Questions:
Emily Harrod Emily.Harrod@noaa.gov 301-817-3882 operations support
Tsan Mo Tsan.Mo@noaa.gov 301-763-8136 x 137 AMSU-B instrument scientist
ESPC Operations Crew Leader at ESPCOperations@noaa.gov and 301-817-3880 ESPC helpdesk

Web site(s) that contain other relevant information (where applicable):
http://www.osdpd.noaa.gov/PSB/PPP/PPP.html - History of level 1B notices
http://www.ssd.noaa.gov/PS/SATS/messages.html - All user notices
http://www.oso.noaa.gov/poes/index.htm - SOCC polar satellite status
http://www.oso.noaa.gov/goes/index.htm - SOCC geostationary satellite status
http://www.oso.noaa.gov/daily-news/index.asp - SOCC morning reports


--
*******************************************
*
* Emily D. Harrod
* NOAA/NESDIS/OSDPD/IPD
* Computer Operations Branch
* Pre-Product Processing Group
* E/SP11, NSOF, room 1460
* 4231 Suitland Road
* Suitland, Maryland 20746-4304
* USA
* voice 301-817-3882
* fax 301-817-3902
* email Emily.Harrod@noaa.gov
*
*******************************************


ppp@nesdis.noaa.gov

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