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Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update, September 9, 2014 - Issued: September 9, 2014 1500 UTC

Subject: Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update, September 9, 2014 - Issued: September 9, 2014 1500 UTC

Topic: Visible calibration update for month of September 2014

Date/Time Issued: September 9, 2014 1500 UTC

Product(s) or Data Impacted: All products from channels 1, 2, and 3a

Date/Time of Initial Impact: September 12, 2014 1328 UTC

Date/Time of Expected End: Until Next Month's Coefficient Update

Length of Outage: N/A

Details/Specifics of Change:

On September 9 2014 at approximately 13:28 UTC, the following update of
the calibration coefficients was implemented in the level 1B processing
for NOAA-18, NOAA-19, MetOp-A/2 and MetOp-B/1 for the month of
September. These coefficients are intended to be optimal on September
27, in the middle of the two scheduled updates.

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Metop-B/1

Ch_1_lo = 0.05382*count - 2.120, count<500.62
Ch_1_hi = 0.1595*count - 55.01, count>500.62

Ch_2_lo = 0.06029*count - 2.434, count<503.00
Ch_2_hi = 0.1776*count - 61.44, count>503.00

Ch_3_lo = 0.03090*count - 1.298, count<500.85
Ch_3_hi = 0.2152*count - 93.60, count>500.85

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Metop-A/2

Ch_1_lo = 0.05551*count - 2.244, count<501.01
Ch_1_hi = 0.1640*count - 56.61, count>501.01


Ch_2_lo = 0.06714*count - 2.669, count<500.42
Ch_2_hi = 0.1994*count - 68.86, count>500.42


Ch_3_lo = 0.03335*count - 1.370, count<501.94
Ch_3_hi = 0.2316*count - 100.88, count>501.94

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NOAA-18 AVHRR
Ch_1_lo = 0.05785*count - 2.281, count<501.54
Ch_1_hi = 0.1725*count - 59.31, count>501.54


Ch_2_lo = 0.06737*count - 2.654, count<500.40
Ch_2_hi = 0.2021*count - 70.43, count>500.40

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NOAA-19 AVHRR

Ch_1_lo = 0.05234*count - 2.035, count<496.43
Ch_1_hi = 0.1544*count - 53.08, count>496.43


Ch_2_lo = 0.05946*count - 2.306, count<500.37
Ch_2_hi = 0.1771*count - 61.15, count>500.37

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The first 1b files produced with the updated CPIDS were:

NSS.GHRR.NN.D14252.S1215.E1340.B4794647.GC
NSS.HRPT.NN.D14252.S1349.E1401.B4794747.MO

NSS.GHRR.NP.D14252.S1300.E1447.B2878990.GC
NSS.LHRR.NP.D14252.S1219.E1225.B2878888.GC
NSS.HRPT.NP.D14252.S1321.E1332.B2878989.EB

For M2 & M1 the first orbits processed will be the one running after orbit:

NCS.HRPT.M1.D14252.S1253.E____.B10255__.SV
NCS.FRAC.M2.D14252.S1116.E____.B40941__.SV

Contact Person(s) Name/Email/Phone Number for Questions:

Dejiang.Han Dejiang.Han@noaa.gov 301-817-4119 operations support
Xiangqian Wu Xiangqian.Wu@noaa.gov 301-683-3601 instrument scientist


Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880

Web Site(s) for applicable information: N/A


ppp@nesdis.noaa.gov

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