[nws-changes] 20090609: NOAA-16, 17, 18, 19, & MetOp-2/A, AVHRR, Monthly Visible Calibration Update, 09 JUNE 2009 - Issued: 09 JUNE, 1413 UTC]

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  • Subject: [nws-changes] 20090609: NOAA-16, 17, 18, 19, & MetOp-2/A, AVHRR, Monthly Visible Calibration Update, 09 JUNE 2009 - Issued: 09 JUNE, 1413 UTC]
  • From: Linda Miller <lmiller@xxxxxxxxxxxxxxxx>
  • Date: Tue, 09 Jun 2009 10:43:17 -0600


-------- Original Message --------

*Topic: *

**Visible calibration update for month of June 2009

*Date/Time(UTC) Message Issued:*
9 June 2009, 1413 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:*
9 June 2009, Time 1213 UTC

*Details/Specifics of Change*

On 9 June 2009 around 1213 UTC the AVHRR visible calibration coefficients for the month of June were completed. The first orbits processed after the update will be:

   NSS.HRPT.NL.D09160.S1237.E1249.B4492222.MI
   NSS.GHRR.NL.D09160.S1423.E1549.B4492324.GC

   NSS.GHRR.NM.D09160.S0818.E1013.B3616465.WI
   NSS.HRPT.NM.D09160.S1529.E1543.B3616868.WI

   NSS.HRPT.NN.D09160.S1142.E1156.B2088686.EB
   NSS.GHRR.NN.D09160.S0942.E1128.B2088586.GC

   NSS.HRPT.NP.D09160.S1240.E1254.B0173535.GC
   NSS.GHRR.NP.D09160.S1049.E1239.B0173435.GC
NSS.LHRR.NP.D09160.S1222.E1234.B0173535.GC
For M2, the first orbit processed will be the one running after orbit:
NSS.FRAC.M2.D09160.S0736.E0919.B1369091.SV

************************** Original Message ****************************

The following update of the calibration coefficients are recommended for NOAA-16/17/18/19, METOP-A/2 on June 9. These coefficients are intended to be optimal on June 27, in the middle of the two scheduled updates.

NOAA-19 AVHRR
Ch_1_lo = 0.05171*count - 2.010, count < 496.43
Ch_1_hi= 0.1526*count - 52.43 > 496.43

Ch_2_lo= 0.05509*count – 2.137 < 500.37
Ch_2_hi= 0.16410*count – 56.65 > 500.37
*************************************************
NOAA-18 AVHRR
Ch_1_lo = 0.05374*count - 2.119, count<501.54
Ch_1_hi = 0.1602*count - 55.10, count>501.54

Ch_2_lo = 0.06190*count - 2.439, count<500.40
Ch_2_hi = 0.1857*count - 64.72, count>500.40

*************************************************
NOAA-17 AVHRR
Ch_1_lo = 0.05641*count - 2.258, count<501.12
Ch_1_hi = 0.1656*count - 56.98, count>501.12

Ch_2_lo = 0.06797*count - 2.669, count<500.73
Ch_2_hi = 0.2023*count - 70.05, count>500.73

Ch_3_lo = 0.03305*count - 1.393, count<501.37
Ch_3_hi = 0.2317*count - 101.14, count>501.37

************************************************
NOAA-16 AVHRR
Ch_1_lo = 0.05713*count - 2.203, count<498.96
Ch_1_hi = 0.1667*count - 56.67, count>498.96

Ch_2_lo = 0.06251*count - 2.361, count<500.16
Ch_2_hi = 0.1842*count - 63.20, count>500.16

************************************************
Metop-A/2
Ch_1_lo = 0.05334*count - 2.157, count<501.01
Ch_1_hi = 0.1576*count - 54.40, count>501.01

Ch_2_lo = 0.06357*count - 2.527, count<500.42
Ch_2_hi = 0.1888*count - 65.20, count>500.42

Ch_3_lo = 0.03212*count - 1.320, count<501.94
Ch_3_hi = 0.2231*count - 97.18, count>501.94


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

*Contact Person(s) Name/Email/Phone Number for Questions:
*Emily Harrod Emily.Harrod@xxxxxxxx <mailto:Emily.Harrod@xxxxxxxx> 301-817-3882 operations support Xiangqian Wu Xiangqian.Wu@xxxxxxxx <mailto:Xiangqian.Wu@xxxxxxxx> 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





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