Administrative, NOAA-16, 17, 18, 19, & MetOp-2/A, AVHRR, Monthly Visible Calibration Update, 12 January 2010 - Issued: 12 January 2010 1405 UTC

Topic:
Visible calibration update for month of January 2010

Date/Time(UTC) Message Issued:
12 January 2010, 1405 UTC

Satellite(s) Involved:
NOAA-16, 17, 18, 19, & MetOp-2/A

Instrument(s) Involved:
AVHRR

Product(s) Involved/Affected:
All Products from channels 1, 2, and 3a.

Date/Time(UTC) of Initial Implementation:
12 January 2010, Time 1237 UTC

Details/Specifics of Change:

On 12 January 2010 at approximately 1237 UTC, the following calibration coefficients were updated in the level 1B processing for NOAA-16/17/18/19 and METOP-A/2 for the month of January. These coefficients are intended to be optimal on 26 January, in the middle of the two scheduled updates.

NOAA-16 AVHRR

Ch_1_lo = 0.05758*count - 2.220, count<498.96
Ch_1_hi = 0.1681*count - 57.12, count>498.96

Ch_2_lo = 0.06318*count - 2.386, count<500.16
Ch_2_hi = 0.1861*count - 63.88, count>500.16

NOAA-17 AVHRR

Ch_1_lo = 0.05674*count - 2.271, count<501.12
Ch_1_hi = 0.1666*count - 57.31, count>501.12

Ch_2_lo = 0.06842*count - 2.686, count<500.73
Ch_2_hi = 0.2036*count - 70.51, count>500.73

Ch_3_lo = 0.03335*count - 1.406, count<501.37
Ch_3_hi = 0.2338*count - 102.07, count>501.37

NOAA-18 AVHRR

Ch_1_lo = 0.05411*count - 2.133, count<501.54
Ch_1_hi = 0.1613*count - 55.48, count>501.54

Ch_2_lo = 0.06199*count - 2.442, count<500.40
Ch_2_hi = 0.1860*count - 64.81, count>500.40

NOAA-19 AVHRR

Ch_1_lo = 0.05079*count - 1.974, count<496.43
Ch_1_hi = 0.1499*count - 51.51, count>496.43

Ch_2_lo = 0.05748*count - 2.229, count<500.37
Ch_2_hi = 0.17121*count - 59.11, count>500.37

Metop-A/2

Ch_1_lo = 0.05382*count - 2.176, count<501.01
Ch_1_hi = 0.1590*count - 54.89, count>501.01

Ch_2_lo = 0.06353*count - 2.525, count<500.42
Ch_2_hi = 0.1887*count - 65.16, count>500.42

Ch_3_lo = 0.03222*count - 1.324, count<501.94
Ch_3_hi = 0.2238*count - 97.47, count>501.94

********************************************************************************************

For NL/NM/NN/NP, the first orbits processed were:

NSS.HRPT.NL.D10012.S1323.E1334.B4798686.WI
NSS.GHRR.NL.D10012.S1135.E1323.B4798586.WI

NSS.GHRR.NM.D10012.S0724.E0919.B3925253.WI
NSS.HRPT.NM.D10012.S1436.E1450.B3925656.WI

NSS.HRPT.NN.D10012.S1344.E1356.B2394848.EB
NSS.GHRR.NN.D10012.S1332.E1511.B2394849.GC

NSS.HRPT.NP.D10012.S1238.E1253.B0479595.EB
NSS.GHRR.NP.D10012.S1035.E1225.B0479495.GC
NSS.LHRR.NP.D10012.S1208.E1220.B0479595.GC

For M2, the first orbit processed was:

NCS.FRAC.M2.D10012.S0928.E1110.B1677475.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 301-763-8136 x 138 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