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横塚 英世 東海大学. Features. Multi mission satellite receiving system for X-band satellites. (11m antenna) . TSIC original high performance multi mission satellite receiving system (5m antenna) IRS-1C&1D,RADARSAT,TERRA,AQUA (MODIS), ENVISAT, SPOT,etc.
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横塚 英世 東海大学
Features • Multi mission satellite receiving system • for X-band satellites. (11m antenna) • TSIC original high performance multi mission • satellite receiving system (5m antenna) • IRS-1C&1D,RADARSAT,TERRA,AQUA • (MODIS), ENVISAT, SPOT,etc. • 24Hour one man operation. • PC based control system.
TSIC satellite receiving system internet Internet router 11m X-band ALOS,LANDSAT-7,ERS, etc. Kumamoto www server 5m X-band TERRA, AQUA Tokyo www.tsic.u-tokai.ac.jp FTP server 1.5m L-band NOAA 1000km ftp.tsic.u-tokai.ac.jp Data processing computer Antenna system control computer Antenna system control computer Fire wall 3.6m L-band MTSAT-1R DTF-2 Tape server File server VPN network
Target satellites MOS-1 ,1b ERS-1,2 * ADEOS RADARSAT* IRS-1C,ID * SeaWiFS GMS Landsat-7 * Finished *stand by NOAA TERRA(modis) AQUA(modis) MTSAT-1R Operational ALOS NPP NPOESS Planned (2005-)
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 MTSAT-1R 300 > scenes MODIS(terra & Aqua) 2000 > paths
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
System Block Diagram of 11m X Band Receiving System Direct Disk Recording System Tape changer Programmable SYNC Highspeed Memory Unit 128MB Antenna Control Unit X,S band Reciever Programmable Formatter System SONY DIR-1000M HIP Highspeed Interface Controller SONY DIR-1000M VME / EISA BUS Converter Signal Distributor WS HOST PC SLAVE PC Direct Formatting System SCSI SONY SCSI-D1 DIR-1000M + DFC-1500 Ethernet
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 • Performance Xband 30.6dB/K • (measured) Antenna Location (WGS84) Longitude E 130.869522 [deg.] Latitude N 32.836048 [deg.] Altitude 0.220 [km] Cartesian Position X: - 3510.226424 [km] Y: +4056.674606 [km] Z: +3438.814451 [km]
Block diagram of antenna control system X-band 8.2125 [GHz] Axis-X,Y motor driver AXIS-X AXIS-Y Motor Axis-X,Y absolute angle rotary encoder RF signal Polarity Selector RHCP or LHCP Antenna control signal Antenna control computer Windows 2000 System designed by H.Yokotsuka X-band LNA Adaptive motion control Down Converter Raw data output(A) Ethernet X-band receiver(A) IF Automatic Tracking Control computer Raw data output(B) X-band receiver(B) X-band Tracking Receiver
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)
Data flow chart of RF data to MOD01,MOD03 (Latest system) Direct Disk Recording System TSIC (Kumamoto) Windows-2000 PC CCSDS Packet data Linux –PC ( intel ) Windows-2000 PC LEVEL1 (MOD01) (MOD02) (MOD03) ethernet X-band Receiver LEVEL0 (PDS file) TSIC DCR RAW internet LEVEL1 (MODxx file) “TSIC-FTP” ftp server (password protected) Closed member only Fire wall 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.
Network connection From TSIC to Internet NTT-West Optical Network connection service, ISP: OCN (Kumamoto) TSIC (Kumamoto) ftp.tsic.u-tokai.ac.jp OCNinternal connection 100Mbps Firewall router router Optical network Connection 100Mbps OCN (Kumamoto) 100Mbps internet www.tsic.u-tokai.ac.jp Network performance is very well Mbps :mega bit per second (1.0×106 [bit/s])
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. AIRSLEVEL-0, MTSAT-1R(HiRID) (planned.)
TERRA and AQUA MODIS browse images which were received at TSIC are available on web. http://www.tsic.u-tokai.ac.jp
Sea ice monitoring by Terra MODIShttp://www.tric.u-tokai.ac.jp/rsite/r1/modis/modisokj.html Sorry, No sea ice in July. Observed on 20 July 2005
MTSAT-1R data is available on web. 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
Volcano monitoring by using NOAA AVHRR. http://www.tric.u-tokai.ac.jp/rsite/r1/vol/vol.htm A web page for Japanese image cellular phone system (i-mode)is also available.
TERRA and AQUA MODIS Chlorophyll images will be available on TSIC web site. http://www.tsic.u-tokai.ac.jp 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
Chlorophyll-a image Observed on 27 Sep. 2005 By AQUA MODIS
Sea Surface Temperature image Observed on 27 Sep. 2005 By AQUA MODIS
nLw image Observed on 27 Sep. 2005 By AQUA MODIS
RcRefl image Observed on 27 Sep. 2005 By AQUA MODIS
500m band Visible image Observed on 18 Sep. 2005 By AQUA MODIS
250m band Visible image Observed on 18 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?