Overview of GUTS SLR Station (GMSL)

Overview of GUTS SLR Station (GMSL)June 10, 2004Takashi UCHIMURA, Mikio SAWABE, Akinobu SUZUKI (1)Shigeru MURATA(2), Yoichi MATSUOKA(3), Thomas Oldham(4), Jeff Maloney(5)(1)Japan Aerospace Exploration Agency.(2) NEC Corporation. (3) NEC TOSHIBASpace Corporation (4)Honeywell Technology Solutions, Inc. (5)Brashear LP14th International Workshop on Laser Ranging, San Fernando Spain

Status and LocationJapan Aerospace Exploration Agency’s (JAXA) SatelliteLaser Ranging system (GMSL, Tanegashima) has beencompleted in the spring of 2004. We are now under trainingphase. SLR station is located in Tanegashima Island withthe Japanese launch site.CDP Pad ID : 7358

Specifications of TanegashimaTelescope Laser Receiver ; System ; ;-Laser -Xmitting/Receiving -Detector Type Type ; ; Nd:YAG Start: 1m aperture, Pin Mode diode, common lock Receiver: laser coude (532nm) MCP-PMT-Maximum -Mount -Signal Processing Energy ; ; Low Az/El CFDmode :50mJ for Low to middle Alt.-Tracking -Time of camera Flight Observ. High ; 7 inch ; mode:300mJ Event Telescope+ICCDTimer for Middle to GeosynchronousAlt. -Max Slew Rate ; Az:25deg/s, El:10deg/s-Pulse width ; 50ps(50mJ), 300ps(300mJ)-Repetition Rate ; 10Hz

SpecificationsTracking Capabilities:Very low Alt (

Overview of Equipments1m TelescopeT/R Optics Rack@TanegashimaT/R Electronics RackLocal ConsoleLaserSLR Remote computer_Tsukuba

5m DomeAircraft Detection RadarRoof Monitoring CameraSystem ReferencePointCalibration TargetCalibration TargetIGS permanent GPSstation : GMSDWeather Monitoring CameraEquipments of Outdoor

Example of o-c values of TanegashimaAjisai, Data Set #3: s89y2004d119t1317_1500RMS=9.85mm

Lageos-1, Data Set #3: s89y2003d337t0311_1155 RMS=5.62mm

Envisat, Data Set #4: s89y2004d135t1336_6179RMS=3.23mm

GPS36, Data Set #3: s89y2004d093t1563_3636 RMS=18.47mm

ConclusionWe are ready to contribute to the ILRS!