Topic:   Visible calibration update for month of July 2020

 

Date/Time Issued:  July 14 2020 1758 UTC

 

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

 

Date/Time of Initial Impact:  July 14 2020 12:00 UTC

 

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

 

Length of Outage:   N/A

 

Details/Specifics of Change:

 

On 14 July 2020 at approximately 12:00 UTC, the following update of the calibration coefficients was implemented in the level 1B processing for NOAA-18, NOAA-19, MetOp-A/2, MetOp-B/1, and MetOp-C/3 for the month of July. These coefficients are intended to be optimal on July 28, in the middle of the two scheduled updates.

 

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Metop-B/1

 Ch_1_lo = 0.05687*count -  2.240, count<500.62

 Ch_1_hi =  0.1685*count -  58.13, count>500.62

 Ch_2_lo = 0.06397*count -  2.583, count<503.00

 Ch_2_hi =  0.1884*count -  65.19, count>503.00

 Ch_3_lo = 0.03279*count -  1.378, count<500.85

 Ch_3_hi =  0.2284*count -  99.34, count>500.85

--------------------------------------------------------------------------------------

Metop-A/2

 Ch_1_lo = 0.05696*count -  2.303, count<501.01

 Ch_1_hi =  0.1683*count -  58.10, count>501.01

 Ch_2_lo = 0.07152*count -  2.843, count<500.42

 Ch_2_hi =  0.2124*count -  73.35, count>500.42

 Ch_3_lo = 0.03496*count -  1.437, count<501.94

 Ch_3_hi =  0.2428*count - 105.78, count>501.94

--------------------------------------------------------------------------------------

Metop-C/3

 Ch_1_lo = 0.05456*count -  2.203, count<498.68

 Ch_1_hi =  0.1599*count -  54.71, count>498.68

 Ch_2_lo = 0.06298*count -  2.579, count<500.01

 Ch_2_hi =  0.1845*count -  63.35, count>500.01

 Ch_3_lo = 0.03219*count -  1.306, count<498.72

 Ch_3_hi =  0.2265*count -  98.20, count>498.72

--------------------------------------------------------------------------------------

NOAA-18 AVHRR

 Ch_1_lo = 0.06292*count -  2.481, count<501.54

 Ch_1_hi =  0.1876*count -  64.52, count>501.54

 Ch_2_lo = 0.07427*count -  2.926, count<500.40

 Ch_2_hi =  0.2228*count -  77.64, count>500.40

-------------------------------------------------------------------------------------

NOAA-19 AVHRR

 Ch_1_lo = 0.05520*count -  2.146, count<496.43

 Ch_1_hi =  0.1629*count -  55.98, count>496.43

 Ch_2_lo = 0.06537*count -  2.535, count<500.37

 Ch_2_hi =  0.1947*count -  67.22, count>500.37

--------------------------------------------------------------------------------------

 

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

NSS.HRPT.NN.D20196.S1422.E1436.B7808484.WI

NSS.GHRR.NN.D20196.S1234.E1421.B7808384.WI

 

NSS.HRPT.NP.D20196.S1248.E1300.B5892222.WI

NSS.GHRR.NP.D20196.S1100.E1247.B5892122.WI

 

For M3, M2 & M1 the first orbits processed will be the one running after orbit:

NSS.HRPT.M1.D20196.S0859.E0908.B4058585.GC

NSS.FRAC.M1.D20196.S1055.E1145.B4058686.MM

 

NSS.HRPT.M2.D20196.S0411.E0415.B7126969.MO

NSS.FRAC.M2.D20196.S0939.E1121.B7127273.SV

 

NSS.HRPT.M3.D20196.S0954.E1001.B0874343.GC

NSS.FRAC.M3.D20196.S0827.E1009.B0874243.SV

 

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

Dejiang.Han Dejiang.Han@noaa.gov< mailto:Dejiang.Han@noaa.gov> 301-817-4119 operations support

Xiangqian Wu Xiangqian.Wu@noaa.gov <mailto: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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