Administrative, NOAA-16, 18, 19, & MetOp-2/A, AVHRR, Monthly Visible Calibration Update, 9 November 2010 - Issued: 9 November 2010 1700 UTC

Topic:
Visible calibration update for month of November 2010

Date/Time(UTC) Message Issued:
9 November 2010, 1700 UTC

Satellite(s) Involved:
NOAA-16, 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:
9 November 2010, Time 1224 UTC

Details/Specifics of Change:
On 9 November 2010 at approximately 12:24 UTC, the following update of the calibration coefficients was implemented in the level 1B processing for NOAA-16/18/19 and METOP-A/2 for the month of November. These coefficients are intended to be optimal on 27 November, in the middle of the two scheduled updates.

NOAA-16 AVHRR

Ch_1_lo = 0.05824*count - 2.245, count<498.96
Ch_1_hi = 0.1700*count - 57.77, count>498.96
Ch_2_lo = 0.06416*count - 2.424, count<500.16
Ch_2_hi = 0.1890*count - 64.88, count>500.16

NOAA-18 AVHRR

Ch_1_lo = 0.05468*count - 2.156, count<501.54
Ch_1_hi = 0.1630*count - 56.07, count>501.54
Ch_2_lo = 0.06295*count - 2.480, count<500.40
Ch_2_hi = 0.1889*count - 65.82, count>500.40

NOAA-19 AVHRR

Ch_1_lo = 0.05112*count - 1.987, count<496.43
Ch_1_hi = 0.1508*count - 51.83, count>496.43
Ch_2_lo = 0.05691*count - 2.207, count<500.37
Ch_2_hi = 0.1695*count - 58.52, count>500.37

Metop-A/2

Ch_1_lo = 0.05431*count - 2.196, count<501.01
Ch_1_hi = 0.1605*count - 55.39, count>501.01
Ch_2_lo = 0.06441*count - 2.560, count<500.42
Ch_2_hi = 0.1913*count - 66.06, count>500.42
Ch_3_lo = 0.03241*count - 1.332, count<501.94
Ch_3_hi = 0.2251*count - 98.05, count>501.94

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

NSS.HRPT.NL.D10313.S1235.E1250.B5223535.WI
NSS.GHRR.NL.D10313.S1044.E1235.B5223435.WI

NSS.HRPT.NN.D10313.S1219.E1233.B2819393.EB
NSS.GHRR.NN.D10313.S1207.E1346.B2819394.GC

NSS.LHRR.NP.D10313.S1004.E1010.B0903838.GC
NSS.HRPT.NP.D10313.S1234.E1248.B0904040.GC
NSS.GHRR.NP.D10313.S1043.E1233.B0903940.GC

For M2, the first orbit processed was the one running after orbit:

NCS.FRAC.M2.D10313.S0858.E1040.B2105051.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