CPC G01C 15/06 (2013.01) [G01B 3/1084 (2013.01); H04W 4/026 (2013.01)] | 14 Claims |
1. A plot measurement system comprising:
a plurality of vertex markers including a first vertex marker, second vertex marker, and a third vertex marker, wherein each vertex marker comprises two reels selected from the group origin reel and retractable reel,
wherein the first vertex marker, second vertex marker, and third vertex marker are connected in pairs by an uncommon leader,
wherein each leader traverses between an origin reel and retractable reel, and each leader has indicia corresponding to the distance between the connected vertex markers.
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