John Nash (UKMO) SSU Channels
25
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Stratospheric Temperature Time Series 1979 to 2004 Using SSU and AMSU Data from the Operational NOAA Polar Orbiting Satellites A.J. Miller, J. Nash, R. Lin, C. Long, J. Wild, and M.E. Gelman. John Nash (UKMO) SSU Channels. Channel Peak of Weighting Function 47X 0.5 hPa - PowerPoint PPT Presentation
Transcript of John Nash (UKMO) SSU Channels
Stratospheric Temperature Time Series 1979 to 2004 Using SSU and AMSU Data
from the Operational NOAA Polar Orbiting Satellites
A.J. Miller, J. Nash, R. Lin, C. Long, J. Wild,
and M.E. Gelman
NOAA Satellite equator crossing time
0
6
12
18
24
Oct
-78
Oct
-80
Oct
-82
Oct
-84
Oct
-86
Oct
-88
Oct
-90
Oct
-92
Oct
-94
Oct
-96
Oct
-98
Oct
-00
Oct
-02
Oct
-04
Month
Z
Tiros
N06
N07
N08
N09
N11
N14
N15
N16
N17
John Nash (UKMO) SSU Channels
Channel Peak of Weighting Function
47X 0.5 hPa
27 1.5
36X 2.0
26 6.0
25 15.0
26X 20.0
15X 50.0
N-14 minus N-11 7/97-12/03 Standard Deviation
• Channel 25 ~ 0.25C
• Channel 26 ~ 0.3C
• Channel 27 ~ 0.5C
AMSU => SSU via Statistical Regression NOAA-16 AMSU vs NOAA-14 SSU
10/00 – 10/02
14
SSU25, etc = a0 + ai x AMSUi
i=9
SSU/AMSU Standard Error of Regression 10/00 – 10/02
47x
2736x
262526x15x
-1
0
1
2
2000.75 2001.00 2001.25 2001.50 2001.75 2002.00 2002.25 2002.50 2002.75
N14 SSU-AMSU 60S
N11 SSU-AMSU 60S
-0.2
0
0.2
0.4
2000.75 2001.00 2001.25 2001.50 2001.75 2002.00 2002.25 2002.50 2002.75
N14 SSU-AMSU 30S
N11 SSU-AMSU 30S
-0.3-0.2-0.1
00.10.2
2000.75 2001.00 2001.25 2001.50 2001.75 2002.00 2002.25 2002.50 2002.75
N14 SSU-AMSU 0
N11 SSU-AMSU 0
-0.5
0
0.5
2000.75 2001.00 2001.25 2001.50 2001.75 2002.00 2002.25 2002.50 2002.75
N14 SSU-AMSU 30N
N11 SSU-AMSU 30N
SSU Channel 25 - N16 AMSU Simulated SSU
-4
-2
0
2
4
2000.75 2001.00 2001.25 2001.50 2001.75 2002.00 2002.25 2002.50 2002.75
N14 SSU-AMSU 60N
N11 SSU-AMSU 60N
-1-0.5
00.5
11.5
2
2000.75 2001.75 2002.75
Year
N14 SSU-AMSU 60S
N11 SSU-AMSU 60S
-0.4
-0.2
0
0.2
0.4
N14 SSU-AMSU 30SN11 SSU-AMSU 30S
-0.2
-0.1
0
0.1
0.2
N14 SSU-AMSU 0
N11 SSU-AMSU 0
-0.5
0
0.5
N14 SSU-AMSU 30N
N11 SSU-AMSU 30N
-4
-2
0
2
4
6
N14 SSU-AMSU 60N
N11 SSU-AMSU 60N
SSU Channel 26 – AMSU Simulated SSU
-1-0.5
00.5
1
2000.75 2001.75 2002.75
Year
N14 SSU-AMSU 60S
N11 SSU-AMSU 60S
-1
-0.5
0
0.5
N14 SSU-AMSU 30S
N11 SSU-AMSU 30S
-0.4
-0.2
0
0.2
0.4
N14 SSU-AMSU 0
N11 SSU-AMSU 0
-0.6-0.4-0.2
00.20.40.6
N14 SSU-AMSU 30N
N11 SSU-AMSU 30N
-4
-2
0
2
4
6
N14 SSU-AMSU 60N
N11 SSU-AMSU 60N
SSU Channel 27 – AMSU Simulated SSU
-2
0
2
2000.75 2000.92 2001.08 2001.25 2001.42 2001.58 2001.75 2001.92
N11-AMSU15 60S
N11-AMSU16 60S
-0.5
0
0.5
2000.75 2000.92 2001.08 2001.25 2001.42 2001.58 2001.75 2001.92
N11-AMSU15 30S
N11-AMSU16 30S
-0.20
0.20.4
2000.75 2000.92 2001.08 2001.25 2001.42 2001.58 2001.75 2001.92
N11-AMSU15 0
N11-AMSU16 0
-0.5
0
0.5
1
2000.75 2000.92 2001.08 2001.25 2001.42 2001.58 2001.75 2001.92
N11-AMSU15 30N
N11-AMSU16 30N
Difference of N11 SSU 25 and AMSU15 AMSU16 Simulation
-4-2024
2000.75 2000.92 2001.08 2001.25 2001.42 2001.58 2001.75 2001.92
N11-AMSU15 60N
N11-AMSU16 60N
SSU Channel 15X at 45N
-8
-6
-4
-2
0
2
4
19
79
.00
19
79
.75
19
80
.50
19
81
.25
19
82
.00
19
82
.75
19
83
.50
19
84
.25
19
85
.00
19
85
.75
19
86
.50
19
87
.25
19
88
.00
19
88
.75
19
89
.50
19
90
.25
19
91
.00
19
91
.75
19
92
.50
19
93
.25
19
94
.00
19
94
.75
19
95
.50
19
96
.25
19
97
.00
19
97
.75
19
98
.50
19
99
.25
20
00
.00
20
00
.75
20
01
.50
20
02
.25
20
03
.00
20
03
.75
20
04
.50
Year
50 hPa
SSU Channel 26X at 45N
-8
-6
-4
-2
0
2
4
6
19
79
.00
19
79
.75
19
80
.50
19
81
.25
19
82
.00
19
82
.75
19
83
.50
19
84
.25
19
85
.00
19
85
.75
19
86
.50
19
87
.25
19
88
.00
19
88
.75
19
89
.50
19
90
.25
19
91
.00
19
91
.75
19
92
.50
19
93
.25
19
94
.00
19
94
.75
19
95
.50
19
96
.25
19
97
.00
19
97
.75
19
98
.50
19
99
.25
20
00
.00
20
00
.75
20
01
.50
20
02
.25
20
03
.00
20
03
.75
20
04
.50
Year
20 hPa
15 hPa
6 hPa
SSU Channel 36X at 45N
-8
-6
-4
-2
0
2
4
6
8
19
79
.00
19
79
.75
19
80
.50
19
81
.25
19
82
.00
19
82
.75
19
83
.50
19
84
.25
19
85
.00
19
85
.75
19
86
.50
19
87
.25
19
88
.00
19
88
.75
19
89
.50
19
90
.25
19
91
.00
19
91
.75
19
92
.50
19
93
.25
19
94
.00
19
94
.75
19
95
.50
19
96
.25
19
97
.00
19
97
.75
19
98
.50
19
99
.25
20
00
.00
20
00
.75
20
01
.50
20
02
.25
20
03
.00
20
03
.75
20
04
.50
Year
2 hPa
1.5 hPa
SSU channel 47X at 45N
-8
-6
-4
-2
0
2
4
6
8
19
79
.00
19
79
.83
19
80
.67
19
81
.50
19
82
.33
19
83
.17
19
84
.00
19
84
.83
19
85
.67
19
86
.50
19
87
.33
19
88
.17
19
89
.00
19
89
.83
19
90
.67
19
91
.50
19
92
.33
19
93
.17
19
94
.00
19
94
.83
19
95
.67
19
96
.50
19
97
.33
19
98
.17
19
99
.00
19
99
.83
20
00
.67
20
01
.50
20
02
.33
20
03
.17
20
04
.00
20
04
.83
Year
0.5 hPa
Data Availability
• The URL for the SSU dataset is
ftp://ftpprd.ncep.noaa.gov/pub/cpc/wd53rl/ssu/cohesive/
Statistical Model
• Trend 1979-1996• Trend change 1/96• Remove 2 years post
Mt. Pinatubo eruption • Seasonal cycle• f10.7• AO/AAO• QBO• AR(1)
