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Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update,14 October 2014 - Issued: October 14, 2014 1630 UTC

Subject: Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update,14 October 2014 - Issued: October 14, 2014 1630 UTC

Topic: Visible calibration update for month of October 2014

Date/Time Issued: October 14, 2014 1630 UTC

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

Date/Time of Initial Impact: October 14, 2014 1440 UTC

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

Length of Outage: N/A

Details/Specifics of Change:

On October 14 2014 at approximately 14:40 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 October. These coefficients are intended to be optimal on November 26, in the middle of the two scheduled updates.


Metop-B/1


Ch_1_lo = 0.05294*count - 2.085, count<500.62

Ch_1_hi = 0.1568*count - 54.10, count>500.62

Ch_2_lo = 0.05849*count - 2.362, count<503.00

Ch_2_hi = 0.1723*count - 59.60, count>503.00


Ch_3_lo = 0.03033*count - 1.275, count<500.85

Ch_3_hi = 0.2113*count - 91.89, count>500.85



Metop-A/2


Ch_1_lo = 0.05510*count - 2.228, count<501.01

Ch_1_hi = 0.1628*count - 56.19, count>501.


Ch_2_lo = 0.06632*count - 2.636, count<500.42

Ch_2_hi = 0.1970*count - 68.02, count>500.42


Ch_3_lo = 0.03302*count - 1.357, count<501.94

Ch_3_hi = 0.2293*count - 99.89, count>501.94



NOAA-18 AVHRR


Ch_1_lo = 0.05716*count - 2.254, count<501.54

Ch_1_hi = 0.1704*count - 58.61, count>501.54


Ch_2_lo = 0.06642*count - 2.617, count<500.40

Ch_2_hi = 0.1993*count - 69.44, count>500.40



NOAA-19 AVHRR


Ch_1_lo = 0.05206*count - 2.024, count<496.43

Ch_1_hi = 0.1536*count - 52.79, count>496.43


Ch_2_lo = 0.05888*count - 2.284, count<500.37

Ch_2_hi = 0.1754*count - 60.55, count>500.37





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


NSS.GHRR.NN.D14287.S1718.E1847.B4844344.GC
NSS.HRPT.NN.D14287.S1540.E1553.B4844242.EB

NSS.HRPT.NP.D14287.S1503.E1517.B2928484.GC
NSS.LHRR.NP.D14287.S1621.E1627.B2928585.WI
NSS.GHRR.NP.D14287.S1315.E1502.B2928384.GC


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


NCS.FRAC.M1.D14287.S1548.E____.B10753__.SV
NCS.HRPT.M1.D14287.S1510.E1525.B1075454.WI

NCS.FRAC.M2.D14287.S1530.E____.B41439__.SV
NCS.HRPT.M2.D14287.S1604.E1615.B4144141.MI



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

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

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

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ppp@nesdis.noaa.gov

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