Administrative, NOAA-16, 17, 18, 19, & MetOp-2/A, AVHRR, Monthly Visible Calibration Update, 14 September 2010 - Issued: 14 September 2010 1400 UTC

Topic:
Visible calibration update for month of September 2010

Date/Time(UTC) Message Issued:
14 September 2010, 1400 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:
14 September 2010, Time 1147 UTC

Details/Specifics of Change:
On 14 September 2010 at approximately 11:47 UTC, the following update of the calibration coefficients was implemented in the level 1B processing for NOAA-16/17/18/19 and METOP-A/2 for the month of September. These coefficients are intended to be optimal on 28 September, in the middle of the two scheduled updates.

NOAA-16 AVHRR

Ch_1_lo = 0.05811*count - 2.240, count<498.96

Ch_1_hi = 0.1696*count - 57.64, count>498.96

Ch_2_lo = 0.06397*count - 2.416, count<500.16

Ch_2_hi = 0.1885*count - 64.68, count>500.16

NOAA-17 AVHRR

Ch_1_lo = 0.05728*count - 2.292, count<501.12

Ch_1_hi = 0.1682*count - 57.86, count>501.12

Ch_2_lo = 0.06936*count - 2.723, count<500.73

Ch_2_hi = 0.2064*count - 71.48, count>500.73

Ch_3_lo = 0.03369*count - 1.420, count<501.37

Ch_3_hi = 0.2362*count - 103.11, count>501.37

NOAA-18 AVHRR

Ch_1_lo = 0.05456*count - 2.151, count<501.54

Ch_1_hi = 0.1627*count - 55.95, count>501.54

Ch_2_lo = 0.06288*count - 2.477, count<500.40

Ch_2_hi = 0.1887*count - 65.74, count>500.40

NOAA-19 AVHRR

Ch_1_lo = 0.05100*count - 1.983, count<496.43

Ch_1_hi = 0.1505*count - 51.72, count>496.43

Ch_2_lo = 0.05742*count - 2.227, count<500.37

Ch_2_hi = 0.17105*count - 59.05, count>500.37

Metop-A/2

Ch_1_lo = 0.05423*count - 2.193, count<501.01

Ch_1_hi = 0.1603*count - 55.31, count>501.01

Ch_2_lo = 0.06431*count - 2.556, count<500.42

Ch_2_hi = 0.1910*count - 65.95, count>500.42

Ch_3_lo = 0.03236*count - 1.330, count<501.94

Ch_3_hi = 0.2248*count - 97.90, count>501.94

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

NSS.HRPT.NL.D10257.S1156.E1210.B5144444.WI
NSS.GHRR.NL.D10257.S1003.E1156.B5144344.WI

NSS.HRPT.NM.D10257.S1416.E1431.B4274343.WI
NSS.GHRR.NM.D10257.S1227.E1416.B4274243.WI

NSS.HRPT.NN.D10257.S1200.E1214.B2740303.GC
NSS.GHRR.NN.D10257.S1026.E1159.B2740203.GC

NSS.HRPT.NP.D10257.S1211.E1220.B0825050.GC
NSS.GHRR.NP.D10257.S1020.E1210.B0824950.GC
NSS.LHRR.NP.D10257.S1153.E1205.B0825050.GC

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

NCS.FRAC.M2.D10257.S0816.E0958.B2025455.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