The image information includes the horizontal and vertical lengths of {HEAD ~ the landing mark} captured by {TAIL ~ the camera} 
captured by
The image information includes the horizontal and vertical lengths of { HEAD ~ the landing mark } captured by { TAIL ~ the camera }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL