"Satellite laser ranging#ILRS" . . . "Satellite Laser Ranging Facility" . . . "Satellite laser ranging" . "Satellite Laser Ranging" . "International Laser Ranging Service" . . "satellite laser ranging" . "Laser ranging" . "Satellite laser ranging" . . "SLR" . "track the satellite via laser" . . "ILRS" . "Satellite_laser_ranging#List of shared satellites" . "Satellite_laser_ranging#List of satellites" . . "Satellite" . "laser ranging" . . "laser rangefinder" . . "Laser ranging satellite" .