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Administrative:NOAA-18, 19, Metop-B/1, Metop-A/2, AVHRR, Monthly Visible Calibration Update, 10 January 2017 - Issued: Jan. 10, 2017 1610Z

Subject: Administrative:NOAA-18, 19, Metop-B/1, Metop-A/2, AVHRR, Monthly Visible Calibration Update, 10 January 2017 - Issued: Jan. 10, 2017 1610Z
From: ESPCOperations
Date: 1/10/2017 11:14 AM
To: _NESDIS OSDPD ESPC OUTAGE Notification

Topic: Visible calibration update for month of January 2017

Date/Time Issued: January 10, 2017 1610Z

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

Date/Time of Initial Impact: January 10, 2017 1402Z

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

Length of Outage: N/A

Details/Specifics of Change:

On January 10, 2017 at approximately 1402Z, 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 January. These coefficients are intended to be optimal on January 28, in the middle of the two scheduled updates.

Metop-B/1
Ch_1_lo = 0.05558*count - 2.189, count<500.62
Ch_1_hi = 0.1647*count - 56.80, 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 = 0.03197*count - 1.343, count<500.85
Ch_3_hi = 0.2227*count - 96.85, count>500.85
--------------------------------------------------------------------------------------

Metop-A/2
Ch_1_lo = 0.05595*count - 2.262, count<501.01
Ch_1_hi = 0.1653*count - 57.06, count>501.01

Ch_2_lo = 0.06899*count - 2.742, count<500.42
Ch_2_hi = 0.2049*count - 70.75, count>500.42

Ch_3_lo = 0.03385*count - 1.391, count<501.94
Ch_3_hi = 0.2351*count - 102.40, count>501.94
--------------------------------------------------------------------------------------

NOAA-18 AVHRR
Ch_1_lo = 0.05984*count - 2.360, count<501.54
Ch_1_hi = 0.1784*count - 61.36, count>501.54

Ch_2_lo = 0.07019*count - 2.765, count<500.40
Ch_2_hi = 0.2106*count - 73.38, count>500.40
-------------------------------------------------------------------------------------

NOAA-19 AVHRR
Ch_1_lo = 0.05336*count - 2.074, count<496.43
Ch_1_hi = 0.1574*count - 54.11, count>496.43

Ch_2_lo = 0.06163*count - 2.390, count<500.37
Ch_2_hi = 0.1836*count - 63.38, count>500.37
--------------------------------------------------------------------------------------

The first 1b files produced with the updated CPIDS were:
NSS.HRPT.NN.D17010.S1412.E1425.B6000101.MO
NSS.GHRR.NN.D17010.S1411.E1545.B6000102.GC

NSS.HRPT.NP.D17010.S1353.E1405.B4084141.FI
NSS.LHRR.NP.D17010.S1322.E1333.B4084141.GC
NSS.GHRR.NP.D17010.S1332.E1519.B4084142.GC

For M2 & M1 the first orbits processed will be the one running after orbit:
NSS.HRPT.M1.D17010.S0904.E0913.B2238686.GC
NSS.FRAC.M1.D17010.S1240.E1331.B2238888.MM

NSS.FRAC.M2.D17010.S1005.E1147.B5307374.SV
NSS.HRPT.M2.D17010.S1341.E1347.B5307575.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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