20060808: AVHRR

Tue Aug 8 13:40:04 MDT 2006

Subject:
NOAA-16,17,and 18, AVHRR instrument, Viscal Updates, Implementation Date 
8 August 2006- Issued: Date issued 8 August 2006; time issued 18:50 UTC
From:
Cecil Paris <Cecil.Paris at noaa.gov>
Date:
Tue, 08 Aug 2006 14:58:57 -0400

To:
undisclosed-recipients: ;

*Topic*:
  Visible calibration coefficient updates for August 2006; AVHRR Instrument

*Date/Time(UTC) Message Issued:*
   8 August 2006 18:50 UTC

*Satellite(s) Involved:*
   NOAA-16,17,and 18

*Instrument(s) Involved:*
   AVHRR Instrument

*Product(s) Involved/Affected:*

All products using channels 1, and 2 on NOAA-16

All products using channels 1,2,and 3 on NOAA-17

All products using channels 1, and 2 on NOAA-18

*Date/Time(UTC) of Initial Implementation:*
  8 August 2006 15:50 UTC

*Details/Specifics of Change:*

T*he following update of the calibration coefficients are recommended for:

NOAA-16 AVHRR

 Ch_1_lo = 0.05458*count -  2.104, count<498.96
 Ch_1_hi =  0.1593*count -  54.14, count>498.96

 Ch_2_lo = 0.05897*count -  2.228, count<500.16
 Ch_2_hi =  0.1738*count -  59.63, count>500.16

NOAA-17 AVHRR

 Ch_1_lo = 0.05523*count -  2.211, count<501.12
 Ch_1_hi =  0.1622*count -  55.79, count>501.12

 Ch_2_lo = 0.06654*count -  2.613, count<500.73
 Ch_2_hi =  0.1981*count -  68.58, count>500.73

 Ch_3_lo = 0.03200*count -  1.349, count<501.37
 Ch_3_hi =  0.2243*count -  97.92, count>501.37

NOAA-18 AVHRR

 Ch_1_lo = 0.05171*count -  2.039, count<501.00
 Ch_1_hi =  0.1542*count -  53.02, count>501.00

 Ch_2_lo = 0.05862*count -  2.309, count<500.00
 Ch_2_hi =  0.1759*count -  61.28, count>500.00

on August  8. These coefficients are intended to be optimal on August
26, in the middle of the two scheduled updates.*

*
   The August 2006 promotion of the NOAA -16, 17 and 18 AVHRR CPIDS 
updates of the Visible Calibration coefficients was done today 8 August 
2009 at approximately 15:50 UTC*

* The first orbits processed with the updates are:
*

* * NSS.HRPT.NL.D06220.S1552.E1559.B3029999.GC
NSS.GHRR.NL.D06220.S1358.E1552.B3029899.GC

NSS.HRPT.NM.D06220.S1631.E1645.B2142525.WI
NSS.GHRR.NM.D06220.S1445.E1631.B2142425.WI
NSS.LHRR.NM.D06220.S1121.E1133.B2142222.WI

NSS.GHRR.NN.D06220.S1316.E1503.B0627677.GC
NSS.HRPT.NN.D06220.S1645.E1656.B0627878.GC *
NSS.LHRR.NN.D06220.S1622.E1628.B0627878.GC *

*Contact Person(s) Name/Email/Phone Number for Questions:*

Xiangqian Wu, Ph. D.
Physical Scientist, Sensor Physics Branch
Satellite Meteorology and Climatology Division
Center for Satellite Applications and Research (STAR)
National Environmental Satellite, Data, and Information Service (NESDIS)
National Oceanic and Atmospheric Administration (NOAA)
E/RA2, Office 7214, 5200 Auth Rd.
Camp Springs, MD 20746-4304
Phone:    301-763-8136 ext. 138
FAX:    301-763-8580
Xiangqian.Wu at noaa.gov

Cecil A. Paris,PMP
Physical Scientist
301-457-5247 ext 129
cecil.paris at noaa.gov

*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/poesstatus/ - SOCC polar satellites status
    http://www.oso.noaa.gov/daily-news/index.htm - SOCC morning reports

-- 
*******************************************
*
* Emily D. Harrod
* NOAA/NESDIS/OSDPD/IPD
* Product Systems Branch
* Pre-Product Processing Group
* E/SP13, Federal Building #4, room 0318
* 5200 Auth Road
* Suitland, Maryland  20746-4304
* USA
* voice 301-457-5247 ext 117
* fax   301-457-5199
* email Emily.Harrod at noaa.gov
*
*******************************************

-- 
Linda Miller - lmiller at unidata.ucar.edu
Community Services, Unidata
University Corporation for Atmospheric Research
P.O. Box 3000
Boulder, CO 80307-3000
303-497-8646 fax: 303-497-8690 

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