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Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update, Issued: February 14, 2017 1645Z

Subject: Administrative: NOAA-18, 19, MetOp-A/2 & MetOp-B/1, AVHRR, Monthly Visible Calibration Update, Issued: February 14, 2017 1645Z
From: ESPCOperations
Date: 2/14/2017 11:45 AM
To: "nes >> _NESDIS OSDPD ESPC OUTAGE Notification"

Topic: Visible calibration update for month of February 2017

Date/Time Issued: February 14, 2017 1645Z

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

Date/Time of Initial Impact: February 14, 2017 13:36 UTC

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

Length of Outage: N/A

Details/Specifics of Change:

On February 14, 2017 at approximately 13:36 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 February. These coefficients are intended to be optimal on February 28, in the middle of the two scheduled updates.

Metop-B/1

Ch_1_lo = 0.05554*count - 2.187, count<500.62

Ch_1_hi = 0.1645*count - 56.76, count>500.62


Ch_2_lo = 0.06184*count - 2.497, count<503.00

Ch_2_hi = 0.1822*count - 63.02, count>503.00


Ch_3_lo = 0.03203*count - 1.346, count<500.85

Ch_3_hi = 0.2231*count - 97.04, count>500.85

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

Metop-A/2

Ch_1_lo = 0.05597*count - 2.263, count<501.01

Ch_1_hi = 0.1654*count - 57.08, count>501.01


Ch_2_lo = 0.06914*count - 2.748, count<500.42

Ch_2_hi = 0.2053*count - 70.91, count>500.42


Ch_3_lo = 0.03389*count - 1.392, count<501.94

Ch_3_hi = 0.2354*count - 102.52, count>501.94

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

NOAA-18 AVHRR

Ch_1_lo = 0.05992*count - 2.363, count<501.54

Ch_1_hi = 0.1787*count - 61.44, count>501.54


Ch_2_lo = 0.07030*count - 2.770, count<500.40

Ch_2_hi = 0.2109*count - 73.50, count>500.40

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

NOAA-19 AVHRR

Ch_1_lo = 0.05338*count - 2.075, count<496.43

Ch_1_hi = 0.1575*count - 54.13, count>496.43


Ch_2_lo = 0.06163*count - 2.390, count<500.37

Ch_2_hi = 0.1836*count - 63.37, count>500.37

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

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

NSS.HRPT.NN.D17045.S1409.E1421.B6049595.MO

NSS.GHRR.NN.D17045.S1407.E1541.B6049596.GC


NSS.HRPT.NP.D17045.S1341.E1355.B4133535.GC

NSS.GHRR.NP.D17045.S1151.E1340.B4133435.GC

NSS.LHRR.NP.D17045.S1324.E1335.B4133535.GC


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

NSS.FRAC.M1.D17045.S1216.E1306.B2288585.MM

NSS.HRPT.M1.D17045.S0838.E0849.B2288383.GC


NSS.HRPT.M2.D17045.S0553.E0558.B5356868.MO

NSS.FRAC.M2.D17045.S0941.E1121.B5357071.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



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 or Senior Duty Meteorologist at Sdm@noaa.gov at 301-683-1500

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ppp@nesdis.noaa.gov

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