横塚 英世 東海大学
description
Transcript of 横塚 英世 東海大学
横塚 英世東海大学
TERRA,AQUA MODIS data processing system at TSIC
Tokai University Dr. Haruhisa ShimodaOct.00 2005 NPP meeting
Features•Multi mission satellite receiving system for X-band satellites. (11m antenna)
•24Hour one man operation.
•PC based control system.
•TSIC original high performance multi mission satellite receiving system (5m antenna)
IRS-1C&1D,RADARSAT,TERRA,AQUA (MODIS), ENVISAT, SPOT,etc.
TSIC satellite receiving system
VPN network
Antenna system control computer
Data processing computer
TokyoKumamoto
Antenna system control computer
1000km
11m X-bandALOS,LANDSAT-7,ERS, etc.
Fire wall
5m X-bandTERRA, AQUA
1.5m L-band NOAA
3.6m L-bandMTSAT-1R
File server
DTF-2 Tape server
FTPserver
www server
Internetrouter internet
www.tsic.u-tokai.ac.jp
ftp.tsic.u-tokai.ac.jp
Target satellitesTarget satellites
MOS-1 ,1b
ERS-1,2 *ADEOS
RADARSAT *IRS-1C,ID *
SeaWiFSGMS
Landsat-7 *
MOS-1 ,1b
ERS-1,2 *ADEOS
RADARSAT *IRS-1C,ID *
SeaWiFSGMS
Landsat-7 *
NOAATERRA(modis)AQUA(modis)
MTSAT-1R
NOAATERRA(modis)AQUA(modis)
MTSAT-1R
ALOSNPP
NPOESS
ALOSNPP
NPOESS
Finished
Operational
Planned (2005-)
* stand by
Data Products(1987-2005)
Received ADEOS AVNIR 220 paths (15 D1-L)
MOS1/MOS1B 5090 paths (783 HDDTs)
JERS-1 103 paths (103 HDDTs)
ERS-1 406 paths (209 HDDTs)
GMS 42200 scenes
MODIS(terra & Aqua) 2000 > paths
MTSAT-1R 300 > scenes
Antenna Subsystem
•Tracking satellites IRS-1C,1D,TERRA, AQUA,ALOS
•Type Cassegrain
•Diameter 11m
•Azimuth, Elevation, Cross Elevation
•Performance Xband 36dB/K Sband 23dB/K
AntennaControl
Unit
X,S bandReciever
SignalDistributor
Programmable
SYNCHighspeed Memory Unit
128MB
HIPHighspeedInterface
ControllerVME / EISA
BUSConverter
WS
SONYSCSI-D1
SONYDIR-1000M
HOST PC SLAVE PC
DIR-1000M + DFC-1500
Programmable Formatter System
SCSI
Direct Formatting System
Ethernet
System Block Diagram of 11m X Band Receiving System
Direct Disk
Recording System
SONYDIR-1000M
Tape changer
TOKAI University 5m X-Band Antenna System Target satellites & sensors
TERRA (MODIS)AQUA (MODIS)IRS-1C (Pan & LISS –III)IRS-1D (Pan & LISS –III)ERS-2 (AMI)RADARSAT (SAR)LANDSAT-7 (ETM+)*ALOS (AVNIR-2)
*: planned
Antenna Location (WGS84) Longitude E 130.869522 [deg.] Latitude N 32.836048 [deg.] Altitude 0.220 [km]
Cartesian PositionX: - 3510.226424 [km]Y: +4056.674606 [km]Z: +3438.814451 [km]
•Performance Xband 30.6dB/K ( measured)
Block diagram of antenna control system
X-band8.2125 [GHz]
X-band Tracking Receiver
X-band LNA
Down Converter
PolaritySelector
RHCP or LHCP
X-band receiver(B)
Axis-X,Y motor driver
Axis-X,Y absolute angle rotary encoder
AXIS-XAXIS-YMotor
Raw data output(A)
Antenna controlcomputer Windows 2000
RF signal
Antenna control signal
X-band receiver(A)Raw data output(B)
Ethernet
Automatic Tracking Control computer
IF
Adaptive motion control
System designed by H.Yokotsuka
Data processing system
SUN Workstation NOAA AVHRR(Level-0,1) SeaWiFS (level-0,1)
Windows-PC (intel CPU ) ADEOS AVNIR(level-0) JERS-1 OPS(level-0)
MODIS(Level-0,Level-1) AMSR-E(Level-0)
ethernet
Windows-2000 PC
Linux –PC ( intel )CCSDSPacket data
RAW
LEVEL0(PDS file)
LEVEL1(MOD01)(MOD02)(MOD03)
TSIC DCR
Windows-2000 PC
X-band Receiver
Direct Disk Recording System
internet
“TSIC-FTP” ftp server(password protected)Closed member only
Fire wall
TSIC (Kumamoto)
Data flow chart of RF data to MOD01,MOD03 (Latest system)
LEVEL1(MODxx file)
ftp.tsic.u-tokai.ac.jp
System summary
•Fully software based frame synchronizer named direct downlink data formatter for ADEOS AVNIR, JERS-OPS, TERRA and AQUA MODIS data processing.
internet
TSIC (Kumamoto)
Network connection From TSIC to Internet
ftp.tsic.u-tokai.ac.jp
Firewall router
router100Mbps
Mbps :mega bit per second (1.0×106 [bit/s])
www.tsic.u-tokai.ac.jp
Optical network Connection 100Mbps
NTT-West Optical Network connection service, ISP: OCN (Kumamoto)
OCN (Kumamoto)
OCN internal connection
100Mbps
Network performance is very well
Data distribution for researchers. ftp.tsic.u-tokai.ac.jp
Data user registration is required.http://www.tsic.u-tokai.ac.jp/modis_all/exp_modis_img.html
Available data. TERRA MODIS Level-0,Level-1
AQUA MODIS Level-0,Level-1 AQUA AMSR-E Level-0
Distribution by user request. AIRS LEVEL-0, MTSAT-1R(HiRID) ( planned. )
http://www.tsic.u-tokai.ac.jp
TERRA and AQUA MODIS browse images which were received at TSIC are available on web.
Sea ice monitoring by Terra MODIShttp://www.tric.u-tokai.ac.jp/rsite/r1/modis/modisokj.html
Sorry, No sea ice inJuly.
Observed on 20 July 2005
http://www.tric.u-tokai.ac.jp/tsic/jgmsglobe.html
http://www.tric.u-tokai.ac.jp/tsic/jgmsjapan.html
Observed on 20 July 2005
MTSAT-1R data is available on web.
Volcano monitoring by using NOAA AVHRR.
http://www.tric.u-tokai.ac.jp/rsite/r1/vol/vol.htm
A web page for Japaneseimage cellular phone system ( i-mode ) is also available.
http://www.tsic.u-tokai.ac.jp
TERRA and AQUA MODIS Chlorophyll images will be available on TSIC web site.
prototype web image
TERRA and AQUA MODIS Chlorophyll-a images which were received at TSIC are available on JAXA web site .
Chlorophyll-a Sea Surface Temperature nLw RcRefl Visible
http://kuroshio.eorc.jaxa.jp/ADEOS/mod_nrt_new/index.html
http://kuroshio.eorc.jaxa.jp/ADEOS/mod_nrt_new/index.html
Chlorophyll-a image
Observed on27 Sep. 2005 By AQUA MODIS
Sea Surface Temperature image
Observed on27 Sep. 2005 By AQUA MODIS
nLw image
Observed on27 Sep. 2005 By AQUA MODIS
RcRefl image
Observed on27 Sep. 2005 By AQUA MODIS
500m band Visible image
Observed on18 Sep. 2005 By AQUA MODIS
250m band Visible image
Observed on18 Sep. 2005 By AQUA MODIS
Softwares used raw→level-0 : STPS level0→level-1 : IMAPP level1→level-2 SeaDas : TSIC GLI software : JAXA
JAXA Activities Receiving stations : TSIC+EOC MODIS data distribution to
ADEOS2 PIs NRT Web : Ocean Color,
Tropical Cyclone Operational : AMSR-E JMA Mesoscale NWP (4DVAR)
Future Plan GCOM-W (AMSR2+Scat.) 2010, DB GCOM-C (SGLI (10-11 250m
chs.) 2011, DB?