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NOAA-16, AVHRR, Visible Coefficients Update for July, 08 June 2003 - Issued: 10 JuLY 2003; 1930 UTC

From:
3:39 PM
Subject: NOAA-16, AVHRR, Visible Coefficients Update for July, 08 June 2003 - Issued: 10 JuLY 2003; 1930 UTC
Resent-From: nesdis.osdpd.ipd.Level-1B.notices@noaa.gov,
nesdis.osdpd.ipd.contractors@noaa.gov
To: nesdis.osdpd.ipd.Level-1B.notices@noaa.gov,
NESDIS.OSDPD.all.hands@noaa.gov

Topic:
AVHRR visible coefficient update for month of July

Date/Time(UTC) Message Issued:
10 June 2003, 1930 UTC

Satellite(s) Involved:
NOAA-16

Instrument(s) Involved:
AVHRR

Product(s) Involved/Affected:
All products for channels 1 and 2

Date/Time(UTC) of Initial Implementation:
08 July 2003, Time 1253 UTC

Details/Specifics of Change:
The NOAA-16 AVHRR Visual calibration update for the month of July 08, 2003
was performed at 1253 UTC. The first passes to be processed following the
update are:
NSS.GHRR.NL.D03189.S1453.E1648.B1439293.WI
NSS.LHRR.NL.D03189.S1737.E1746.B1439393.WI
NSS.HRPT.NL.D03189.S1804.E1819.B1439494.WI

The calibration coefficients for NOAA-16 AVHRR Channel 1 & 2 were changed as
follows:
FROM:
Ch_1_lo = .05279*count - 2.035, count<498.96
Ch_1_hi = .15420*count - 52.40, count>498.96

Ch_2_lo = .05691*count - 2.156,count<500.16
Ch_2_hi = .16750*count - 57.43,count>500.16
TO
Ch_1_lo = .05287*count - 2.038,count<498.96
Ch_1_hi = .15450*count - 52.47count,>498.96

Ch_2_lo = .05707*count - 2.162,count<500.16
Ch_2_hi = .16800*count - 57.60,count>500.16

The "switch point" was not changed.

Contact Person(s) Name/Email/Phone Number for Questions:
Xiangqian.Wu@noaa.gov/301-763-8136 ext. 138 instrument scientist
Robert.Levin@noaa.gov/301-457-5247 ext. 124 with ops questions

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/poesstatus/ - SOCC polar satellites status
http://www.oso.noaa.gov/daily-news/index.htm - SOCC morning reports


ppp@nesdis.noaa.gov

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