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1
Table 1: Overview
2
InstituteData Assimilation SystemRadiative
Transfer Model
Sounding data assimilatedBias Correction
Scheme
More
Information
Point of contact
and e-mail
Last modified
(applies to all tables)
3
GlobalRegional or
Km Scale
RadiancesRetrievalsRARS
4
ECCC
(Canada)
EnVAR & EnKFEnVarRTTOV10.2YESNOYESOnline (no VarBC)November 15 2017
5
ECMWF
(Europe)
4DVAR/EDARTTOV12YESYES(ozone)EARS, AP-RARSVARBC
Tony McNally (Tony.McNally@ecmwf.int)
14/11/2017
6
MET Norway
(Norway)

3DVARRTTOV10.2YESNOEARSVAR
October 30 2017
7
US-FNMOC/NRL
(USA)
4DVAR3DVARCRTMYESYES(RD)YESVAROctober 13 2015
8
DWD
(Germany)
EnVAR + LETKFLETKFRTTOV10YESNOYES (G)Online
C. Köpken-Watts, Robin FaulwetterNovember 27 2017
9
Met Office
(UK)
Hybrid 4DVAR + ETKFHourly 4DVAR (conv. scale)RTTOV11YESNOEARS AP-RARS
SA-RARS
VARBC
Brett Candy brett.candy[at]metoffice.gov.uk
November 17 2017
10
DMI
(Denmark)
3DVARRTTOV8.5/RTTOV10YESNOEARSOff-line Hirlam/VAR HarmonieOctober 21 2015
11
JMA
(Japan)
4DVAR4DVAR (Meso-scale Analysis)
3DVAR (Local Analysis)
RTTOV10.2YESNOEARS, AP-RARS,
SA-RARS
VARNWP Systems at JMA
jma-nwp-satasim[at]npd.kishou.go.jp
November 27 2017
12
Meteo France
(France)
4DVAR+Ens3DVARRTTOV11.2YESNOEARS, AP-RARSVAR
http://www.meteo.fr/special/minisites/monitoring/menu.html
J.-F. Mahfouf jean-francois.mahfouf[at]meteo.fr
December 4 2017
13
NCEP
(USA)
4DEnsVar Hybrid3DEnsVar HybridCRTM 2.3YESNOYes (G)VARglobal_satinfoAndrew Collard
andrew.collard[at]noaa.gov
October 27 2017
14
BoM
(Australia)
4DVAR4DVARRTTOV9YESNOYESOff-line
Fiona Smith fiona.smith[at]bom.gov.au
Chris Tingwell chris.tingwell[at]bom.gov.au
November 17 2017
15
CPTEC/INPE
(Brazil)
3DVAR3DVARCRTMYESNOYESN/ANovember 20 2015
16
OMSZ
(Hungary)
3DVARRTTOV10YESNOEARSVARMarch 2 2016
17
SMHI
(Sweden)
3DVARRTTOV10YESNOEARSVAROctober 31 2017
18
COMET
(Italy)
LETKFRTTOV11.3YESNO
(monitoring)
EARSOff-lineNovember 21 2015
19
KMA
(Korea)
Hybrid 4DVar/Ens4DVAR (regional)
3DVar (km scale)
RTTOV9YESNOEARS, AP-RARS,
SA-RARS
Off-lineMarch 2 2016
20
NCMRWF
(India)
Hybrid 4DVar +ETKF4DVAR/3DVARCRTM/RTTOV9YESNOYESVARBC
https://docs.google.com/spreadsheets/d/1Dz7Bxuu9GvQqtBNszPCLnu2WCDIp1B5dYEWxx6m1StM/edit?usp=sharing
indira[at]ncmrwf.gov.inNovember 15 2017
21
NIWA
(New Zealand)
FGAT7 VAR (at 12 km) 6 hourly
PseudoDA (at 1.5 km) 3 hourly
RTTOV9YESNOYES
(and as data supplier)
Offline
(monthly rolling archive updated every analysis)
October 12 2015
22
CMA
(CHINA)
3DVAR3DVARRTTOV9/CRTMYESNOYESOffline(CBC)October 16 2015
23
CHMI
(Czech Republic)
3DVARRTTOV10YESNONOVARpatrik.benacek@chmi.czDecember 1 2017
24
25

G global
26
R regional
27
GD global deterministic
28
RD regional deterministic
29
30
off-line: dynamic bias corrections updated and applied to data before each analysis
31
variational: e.g VarBC, where bias corrections are computed during variational analysis as part of minimization
32
HK: Harris and Kelly type bias correction (thickness predictors)
33
CBC: Constrainen Bias Correction
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35
36
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38
39
40
41
42
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44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100