Topic: Visible
calibration
update for month of September 2018
Date/Time Issued: September
11, 2018 1515Z
Product(s) or Data Impacted:
All products from channels 1, 2, and 3a
Date/Time of Initial Impact:
September 11, 2018 11:51Z
Date/Time of Expected End:
Until Next Month's Coefficient Update
Length of Outage: N/A
Details/Specifics of Change:
On September 11, 2018 at approximately 11:51 UTC,
the following
update of the calibration coefficients was implemented in the
level 1B
processing for NOAA-18, NOAA-19, MetOp-A/2 and MetOp-B/1 for
the month of September.
These coefficients are intended to be optimal on September 25,
in the middle of
the two scheduled updates.
Metop-B/1
Ch_1_lo = 0.05626*count - 2.216,
count<500.62
Ch_1_hi = 0.1667*count - 57.50,
count>500.62
Ch_2_lo = 0.06293*count - 2.541,
count<503.00
Ch_2_hi = 0.1854*count - 64.13,
count>503.00
Ch_3_lo = 0.03239*count - 1.361,
count<500.85
Ch_3_hi = 0.2256*count - 98.12,
count>500.85
--------------------------------------------------------------------------------------
Metop-A/2
Ch_1_lo = 0.05638*count - 2.280, count<501.01
Ch_1_hi = 0.1666*count - 57.50,
count>501.01
Ch_2_lo = 0.07003*count - 2.784,
count<500.42
Ch_2_hi = 0.2080*count - 71.82,
count>500.42
Ch_3_lo = 0.03440*count - 1.414,
count<501.94
Ch_3_hi = 0.2389*count - 104.07,
count>501.94
--------------------------------------------------------------------------------------
NOAA-18 AVHRR
Ch_1_lo = 0.06135*count - 2.419,
count<501.54
Ch_1_hi = 0.1829*count - 62.90,
count>501.54
Ch_2_lo = 0.07234*count - 2.850,
count<500.40
Ch_2_hi = 0.2171*count - 75.63,
count>500.40
-------------------------------------------------------------------------------------
NOAA-19 AVHRR
Ch_1_lo = 0.05437*count - 2.114,
count<496.43
Ch_1_hi = 0.1604*count - 55.13,
count>496.43
Ch_2_lo = 0.06348*count - 2.462,
count<500.37
Ch_2_hi = 0.1891*count - 65.28,
count>500.37
--------------------------------------------------------------------------------------
The first 1b files produced with the updated CPIDS
were:
NSS.HRPT.NN.D18254.S1141.E1151.B6859696.WI
NSS.GHRR.NN.D18254.S0942.E1137.B6859596.WI
NSS.HRPT.NP.D18254.S1229.E1238.B4943636.GC
NSS.GHRR.NP.D18254.S1045.E1227.B4943536.GC
NSS.LHRR.NP.D18254.S1202.E1213.B4943636.GC
For M2 & M1 the first orbits processed will be
the one running
after orbit:
NSS.HRPT.M1.D18254.S0716.E0729.B3103737.GC
NSS.FRAC.M1.D18254.S1000.E1056.B3103839.SV
NSS.FRAC.M2.D18254.S0813.E0955.B6172425.SV
NSS.HRPT.M2.D18254.S0607.E0611.B6172323.MO
Contact Person(s) Name/Email/Phone Number for
Questions:
Dejiang.Han Dejiang.Han@noaa.gov
<mailto:Dejiang.Han@noaa.gov> 301-817-4119 operations
support
Xiangqian Wu Xiangqian.Wu@noaa.gov
<mailto:Xiangqian.Wu@noaa.gov> 301-683-3601 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
Contact Information for Further Information:
ESPC Operations at ESPCOperations@noaa.gov
and 301-817-3880
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