Topic:
Gross Filtering Limit Update for NOAA-17 AMSU-B Channels 18, 19 and 20
Date/Time(UTC) Message Issued:
21 December 2009, 2130 UTC
Satellite(s) Involved:
NOAA-17
Instrument(s) Involved:
AMSU-B
Product(s) Involved/Affected:
NOAA-17 AMSU-B Channels 18, 19 and 20
Date/Time(UTC) of Initial Implementation:
21 December 2009, Time 1727 UTC
Details/Specifics of Change:
On 21 December 2009 at 1727 UTC, the gross limits for NOAA-17 AMSU-B cold and warm target calibration parameters were updated as indicated below.
The first orbits processed after the change were:
NSS.GHRR.NM.D09355.S1632.E1804.B3894445.GC
NSS.HRPT.NM.D09355.S1958.E2012.B3894646.EB
Lower Limit Changes Related to NOAA-17 AMSU-B Cold and Warm Targets
GROSS LIMITS COUNTS FOR COLD CALIBRATION
GROSS LIMITS COUNTS FOR WARM CALIBRATION
Channel
old lower
new lower
upper
old lower
new lower
upper
18
25000
23000
31000
30000
28000
36000
19
17000
15000
23000
22000
20000
28000
20
15000
13000
21000
18000
16000
24000
Contact Person(s) Name/Email/Phone Number for Questions:
Dejiang Han Dejiang.Han@noaa.gov 301-817-4119 operations support
Tsan Mo Tsan.Mo@noaa.gov 301-763-8136 x 137 AMSU instrument scientist