Intermap Technologies of Englewood, Colorado and Ottawa and Calgary, Canada processed the mainland portion of the Commonwealth east of the 165000-meter line (in MA State Plane coordinates) and Chas. The processing of the photos was conducted by two firms. Endlap (forward overlap) was 60%, except 80% in areas with tall structures, with (high) sidelap of 42%. The flying altitude was approximately 15,000 feet to provide an original photo scale of 1” = 2,500’. Each camera was also equipped with a tie to the aircraft GPS receiver. KAS used large format Leica RC-30 calibrated aerial mapping cameras employing forward motion compensation and gyro-stabilized mounts. Keystone Aerial Surveys Inc. (KAS) of Philadelphia, PA acquired the aerial photography for the entire project using Kodak AeroColor 2444 and AeroColor 2445 film.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |