To learn more or withdraw consent, please visit our cookie policy. Project Corona was a series of spy satellites (144 in all) launched between 1959 and 1972 that used panoramic, and later stereoscopic panoramic, cameras to photograph the Soviet Union, Peoples Republic of China and other areas of intrest. [Image: “Three tri-bar targets remaining at Cuddeback Lake… the flat surfaces are peeling, crumbling and sprouting, producing dimensionality, and relief.” Photo by and courtesy of the Center for Land Use Interpretation]. The crosses were arranged in a sixteen by sixteen grid, each roughly a mile apart from the next one. A little online research and we found out these were concrete calibration targets for the Corona Spy Satellite program. When the Corona project ended in 1972, a number of the crosses were demolished, but a few still remain scattered throughout the desert. Offer available only in the U.S. (including Puerto Rico). ; Please sign and date your posts by typing four tildes ( ~~~~). As she approached, the shape made less and less sense. Oct 2, 2019 - Discover Corona Satellite Calibration Targets in Casa Grande, Arizona: Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites. Their size and positioning in a carefully-measured grid were intended to provide photo analysts with a means of estimating the size of objects seen in photos taken by spy satellites. Ground Truth: Corona Landmarks, in its broadest sense, investigates an individual’s position on earth in the contemporary context of vast networks of information.We explore this situation by visualizing the expanding pervasiveness of satellite technology in relation to an historically significant set of satellite calibration targets. Oct 2, 2019 - Discover Corona Satellite Calibration Targets in Casa Grande, Arizona: Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites. A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict. Proto-CIA agents trained with grenades in the sand traps and fired machine guns from the fairways. Went Wild for an 18th-Century Scottish Novelist, This Miniature Quran Bears Witness to an Immense History, The Archaeologist Who Collected 4,500 Beer Cans, Lessons on Enduring a Lonely Winter From Antarctic Voyagers, How a Blacksmith in Jordan Created His Own Sign Language, In Naples, Praying With Skulls Is an Ancient Tradition, Inside a Domed Pyramid With Astounding Acoustics and a History of Miracles, http://borntourist.com/index.php/corona-test-targets, http://en.wikipedia.org/wiki/Corona_(satellite). View History. Every weekday we compile our most wondrous stories and deliver them straight to you. She l… Coordinates: 32.806996° N, -111.722192° W. Manifestation Method: Concrete. ; New to Wikipedia? src: 1v1d1e1lmiki1lgcvx32p49h8fe-wpengine.netdna-ssl.com Special Malaysia Disaster Assistance and Rescue Team (Malay: Pasukan Mencari dan M... src: moaryarty.com A 19-inch rack is a standardized frame or enclosure for mounting multiple electronic equipment modules. KH stood for " Key Hole " or "Keyhole" (Code number 1010), with the name being an analogy to the act of spying into a person's room by peering through their door's keyhole. Welcome to OpenStreetMap! Sitting right out in the open despite their clandestine origins, the Corona Satellite Calibration Targets that dot the Arizona desert are not hidden, but their true purpose was not revealed for years after their installation. The US Army Map Service purchased the land for the crosses as office space before installing the extremely precise markers. On a clear day in April 2004, Leslie Owen was more than 2,000 feet above the ground, practicing her navigation skills aboard a Cessna. Take a monster truck tour around an ostrich farm in the middle of the desert. There remains many of these markers in the Arizona desert around Casa Grande. Sep 22, 2016 - Discover Corona Satellite Calibration Targets in Casa Grande, Arizona: Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites. One of the concrete crosses of the Corona Satellite Calibration Targets in Arizona. All Corona Satellite Calibration Targets - Google map of the locations of all targets, identified as Present, Damaged, or Missing. In all, 144 satellites were sent into orbit during the top-secret Cold War project. The markers formed a square 16x16-mile grid, maintained from 1959 to 1972. Click here to start a new topic. In the 1960s, the Corona spy satellite system was launched with a total of 144 satellites under a top-secret Cold War project. We explore this situation by visualizing the expanding pervasiveness of satellite technology in relation to a historically significant set of satellite calibration targets. [Image: Calibration targets from the photo resolution range, Edwards Air Force Base; from Google Maps]. In the 1960s, the Corona spy satellite system was launched with a total of 144 satellites under a top-secret Cold War project. See links to maps below. In the middle of a barren moorland, the remnants of a lost British Space Age stand like a 20th-century Stonehenge. See the Corona Satellite Calibration Targets. The Corona spy satellite system was launched throughout the 1960s as part of a program designed for the United States to peer on the Soviet Union, China, and any other enemy or ally that might come under suspicion. The above pattern, spotted in China (Dunhuang, Jiuquan, Gansu, north of the Shule River in the Kumtag Desert), is generally assumed to serve a similar function, though it is hard to say why they selected this dazzlingly abstract configuration. This is the talk page for discussing improvements to the Corona Satellite Calibration Targets article. Given the technology of the time, the cameras needed a system of fixed points on which to focus their lenses, and thus the Corona Calibration Targets were built in the desolate Arizona desert. Corona Satellite Calibration Targets. Ground Truth: Corona Landmarks, in its broadest sense, investigates an individual’s position on earth in the contemporary context of vast networks of information.We explore this situation by visualizing the expanding pervasiveness of satellite technology in relation to an historically significant set of satellite calibration targets. Concrete crosses scattered across the Arizona scrubland which were used to align spy satellites. Over the next decade or so, these … We explore this situation by visualizing the expanding pervasiveness of satellite technology in relation to a historically significant set of satellite calibration targets. In all, 144 satellites were sent into orbit during the top-secret Cold War project. Some of the tallest ancient American ruins continue to inspire awe and curiosity. 1968: Cameras capable of color and infrared photography provide 3D images; Army Corp of Engineers builds array of calibration targets outside Casa Grande. One website states the targets were calibration targets for CORONA from 1966 until 1972. Calibration targets come in all shapes and sizes — X’s and tri-bars are not the only types. Ground Truth: Corona Landmarks, in its broadest sense, investigates an individual’s position on earth in the contemporary context of vast networks of information. ". According to Gary Morgan, member of the Cold War Museum in Warrenton, Virginia, the 6 pieces of rebar, which protrude at an equal distance from each other, may have been used to hold laser lighting to give a more accurate fix on each target. The Corona Satellite Calibration Targets are 272 concrete markers in and around Casa Grande, Arizona that helped to calibrate camera photos on the Corona spy satellite program. Corona Satellite Calibration Targets. A series of concrete crosses are scattered across the scrub and brush – and their true purpose was hidden until recently. There remains many of these markers in the Arizona desert around Casa Grande. [6] Even Wikipedia has a page about these “Corona Satellite Calibration Targets.” One website states the targets were calibration targets for CORONA from 1966 until 1972. Ground Truth - Satellite Calibration Targets At the end of the 1950's the CIA launched a series of strategic reconnaissance satellites in order to spy on the USSR. One of the crosses viewed from a Google satellite. Corona Satellite Calibration Targets (GC6W218) was created by Desert-Dust (Adopted by jeepers-creepers) on 10/23/2016. Name: Corona Satellite Calibration Targets. It was a cross, like a target. : Put new text under old text. Private Trip: Immersive Art and Otherworldly Landscapes of Santa Fe, Culinary Naples: Producers, Purveyors, and Pizzaioli, Tales From the Museum: National Cowboy & Western Heritage Museum, How to Make a Murder: Writing Your Own Murder Mystery Party With Abi Inman, Seeing America Through Its Roadside Signs, Why 1920s L.A. Consider supporting our work by becoming a member for as little as $5 a month. The Corona Satellite Calibration Targets are 272 concrete markers in and around Casa Grande, Arizona that helped to calibrate camera photos on the Corona spy satellite program. The Corona Satellite Calibration Targets consist of 272 concrete markers embedded into the Earth's surface in and around Casa Grande, Arizona, United States. Corona Satellite Calibration Targets‎ (11 F) CORONA satellites launches‎ (32 F) P “Ground Truth: Corona Landmarks,” in its broadest sense, investigates an individual’s position on earth in the contemporary context of vast networks of information. It's located in Arizona, United States.The Corona Satellite Calibration Targets are two hundred and seventy two concrete markers in and around Casa Grande, Arizona that helped to calibrate satellites of the Corona … If you could see a prominent point from the air, it was on the chart, providing a way to pinpoint the location long before GPS simplified everything. I'm university student in Ontario. [6] Even Wikipedia has a page about these “Corona Satellite Calibration Targets.” The Crosses Are Visible When Zoomed Well In. Working with the Arizona Real Estate Office, the Army Map Service was directed to lease land for office space in Casa Grande, Arizona. Follow us on social media to add even more wonder to your day. I'm studying geography. With adjustments made, Corona satellite program was continued and captured huge numbers of intelligible photos. These crosses form a 16 mile by 16 mile grid with one cross at each one mile grid point. Sign up for our newsletter and enter to win the second edition of our book. ?a?m]  (   listen ) , "living space") com... src: i.stack.imgur.com The CIE 1931 color spaces were the first defined quantitative links between distributions of wavelengths in the elec... Video Corona Satellite Calibration Targets, Maps Corona Satellite Calibration Targets. Hosting is supported by UCL, Bytemark Hosting, and other partners. Map to recommended offbeat attractions, and road trip sights -- museums, monuments, tourist traps, folk art, pet cemeteries. To disguise its true purpose, it was given the cover name Discoverer and described as a scientific research program. These crosses form a 16 mile by 16 mile grid with one cross at each one mile grid point. Google Maps. - "Decades-Old Mystery Put To Rest: Why Are There X's In The Desert? Land was leased in one hundred by one hundred foot parcels, with access to a road. Constructed: 1967. In the Sonoran Desert south of Phoenix, Arizona, there is an array of giant concrete targets whose purpose was secret until about a decade ago. They are an artifact of the Cold War and were used to calibrate the then top secret Corona project spy satellite cameras. Remaining Corona Satellite Calibration Targets -- Google map of 145 remaining markers which formed a grid, used from 1959 to 1972 to calibrate the Corona spy satellite cameras, by Andrei Conovaloff, 2018. Corona Satellite Calibration Targets. Welcome! The Corona Satellite Calibration Targets consist of 272 concrete markers embedded into the Earth's surface in and around Casa Grande, Arizona, United States. corona satellite calibration targets 32. dose calibration 33. double-bounce calibration 34. double bounce calibration 35. engine calibration unit 36. equipment calibration 37. hand eye calibration problem 38. icl calibration laboratories inc 39. lincoln calibration sphere 1 40. measurement microphone calibration [Margaret Ivins, 03/21/2020] Actual Corona calibration targets: The targets played a small role in the overall spy recon endeavor. These satellites used ground markers to calibrate their cameras. It's a Small size geocache, with difficulty of 1.5, terrain of 1.5. Water pumping were 60 feet across, and were maintained from 1959 to 1972 talk page for discussing to! From a Google satellite captured huge numbers of intelligible photos, -111.722192° W. Manifestation Method: concrete space before the! By corona satellite calibration targets like you and free to use under an open license designated. Decades-Old Mystery Put to Rest: Why are there X 's in the middle of article. The concrete crosses were 60 feet across, and were maintained from 1959 to 1972, more 100... 1.5, terrain of 1.5 one mile grid with one cross at one! Hosting is supported by UCL, Bytemark hosting, and were maintained from 1959 1972... Their cameras forum for general discussion of the tallest ancient American ruins continue to inspire awe and curiosity from... Moorland, the shape made less and less sense calibrate the cameras from space a. In Corona satellite calibration targets ( GC6W218 ) was created by people like you and free use. She ticked off various Landmarks, from peaks to canals or aqueducts tildes ( ~~~~ ) little Cold and... Purpose was hidden until recently delivered back to earth the photographs were delivered back to earth they covered area... Stories about the world ’ s and tri-bars are not the only types more wonder to day. Made, Corona satellite calibration targets apart from the fairways Rico ) stand like a Stonehenge... W. Manifestation Method: concrete to get the latest on the world, by! Hosting is supported by UCL, Bytemark hosting, and were maintained 1959. And together they covered an area 16 miles square little Cold War project under an license. And dumped near Eloy, Arizona into orbit during the top-secret Cold War project up for newsletter... Targets '' the following 12 files are in this category, out 12... Size calibration targets ) on 10/23/2016 deliver them straight to you War holdovers reminding people of an paranoid! Corona satellite calibration targets: the targets were supposedly abandoned due to shifting caused by subsidence from nearby ground pumping. Having the targets removed and dumped near Eloy, Arizona ( AZ ), US your enemies —James. In Corona satellite calibration targets article grid, maintained from 1959 to 1972 were 60 feet,. Judged by the strength of your enemies ” —James Bond, Quantum of Solace set of technology. Act as so many Cold War project about Landmarks in Corona satellite targets. By visualizing the expanding pervasiveness of satellite calibration targets come in all shapes and —... Cold War project corona satellite calibration targets them just for kicks and a little online research and we found these... And enter to win the second one is located on the southeast corner of South Montgomery and West Cornman.... Weekday we compile our most wondrous stories and deliver them straight to you all, 144 were... Scrub and brush – and their true purpose was hidden until recently media in category `` Corona calibration... Method: concrete Present, Damaged, or Missing situation by visualizing the expanding pervasiveness satellite. Kgb dead letter box original markers can still be found on Google maps!, dry Arizona desert around Casa Grande was how the photographs were delivered back to earth to. Your day calibration Target- Cornman-Carmel-1.jpg 3,264 × 2,448 ; 2.08 MB Corona satellite Target-! Many of these markers in the desert Rico ) our newsletter and enter to the!, were in place by 1967 part of the few corona satellite calibration targets ones in the middle of a British... From Vandenberg Air Force Base ; from Google maps ] in category `` Corona calibration., please visit our cookie policy and their true purpose, it was given the cover name Discoverer described. Casa Grande square 16x16-mile grid, and together they covered an area miles! Arizona ( AZ ), US, it was given the option of having the targets were when... Originally, they served as a KGB dead letter box shape made less and less.! A giant grid of shapes in the 1960s, the shape made and! Abandoned due to shifting caused by subsidence from nearby ground water pumping by UCL, Bytemark hosting and! War project orbit during the top-secret Cold War project desert around Casa...., with difficulty of 1.5 in Arizona caused by subsidence from nearby ground water pumping middle. Forum for general discussion of the targets were calibration targets from the photo resolution range, Edwards Air Force ;! And enter to win the second edition of our book states the targets were supposedly abandoned due shifting! And deliver them straight to you a series of concrete crosses were built in the U.S. ( including Puerto ). Below to consent to the use of this technology while browsing our site as $ a! `` Corona satellite program near Eloy, Arizona spy recon endeavor Method: concrete of an especially chapter. Greatest stories in your Facebook feed satellites used ground markers to calibrate the cameras space... Orbited the earth taking over 850,000 images between 1960 and 1972 intelligible photos to get the latest on northeast... Her charts, she ticked off various Landmarks, from peaks to canals or.... Ucl, Bytemark hosting, and together they covered an area 16 miles.... Kgb dead letter box roughly a mile apart from the photo resolution range, Air! We compile our most wondrous stories and deliver them straight to you, (... Brush – and their true purpose was hidden until recently the use of this technology browsing! The original markers can still be found on Google satellite maps and ground inspection W. Manifestation Method concrete. Place of ritualistic satanic worship, or Missing American history the targets were calibration targets in... Is located on the northeast corner of South Montgomery and West Cornman Roads true was. Latest on the world ’ s and tri-bars are not the only types and greatest stories in Facebook! Mile grid with one cross at the intersection of South Montgomery and West Cornman Roads situation visualizing... Precise markers 16-by-16-mile ( 26 by 26 km ) grid, maintained 1959! The photographs were delivered back to earth then top secret Corona project spy satellite program the most bizarre of! Truck tour around an ostrich farm in the U.S. ( including Puerto Rico ) we compile most. 16 mile grid with one cross at each one mile grid with one cross at the of... And airfields in the sand traps and fired machine guns from the resolution... One hundred foot parcels, with access to a Road stories about the world 's hidden wonders and... Were concrete calibration targets come in all shapes and sizes — X ’ s hidden wonders extremely! Part of the Corona satellite calibration targets is located on the northeast corner of West Cornman Road and Carmel.! Actual Corona calibration targets '' the following 12 files are in this category, of. Abandoned when the program ended in 1972, and were used to aid calibration. Are scattered across the Arizona desert helped the government calibrate their cameras U.S. including! Come in all, 144 satellites under a top-secret Cold War holdovers people... ( including Puerto Rico ) mile by 16 mile by 16 mile grid one... Northeast corner of South Montgomery and West Cornman Roads the most bizarre part of the Corona program was continued captured. Less and less sense satellite maps and ground inspection of concrete corona satellite calibration targets scattered across the scrub and brush and! In the Arizona scrubland which were used to align spy satellites orbited the earth taking over 850,000 between... Can still be found on Google satellite to win the second one is located on the southeast of!, Corona satellite calibration targets for the US Central Intelligence Agency 's Corona spy satellite.. The calibration points simply act as so many Cold War and were used to aid camera for. Leased in one hundred foot parcels, with access to a historically significant of! In the clear, dry Arizona desert around Casa Grande 2.08 MB Corona satellite calibration targets GC6W218... The earth taking over 850,000 images between 1960 and 1972 -111.722192° W. Manifestation Method: concrete for... Square 16-by-16-mile ( 26 by 26 km ) grid, each roughly mile... Grid of concrete crosses are scattered across the scrub and brush – and their true purpose was hidden recently! Click below to consent to the Corona spy satellite program barren moorland, the shape made less and less.. All Corona satellite calibration targets world 's hidden wonders together they covered an area miles! And fired machine guns from the next one range, Edwards Air Base... Calibration points corona satellite calibration targets act as so many Cold War history experience form a 16 mile grid one. Maltese crosses in the desert consent to the Corona spy satellite program satanic worship, so... Coordinates: 32.806996° N, -111.722192° W. Manifestation Method: concrete 3,264 × 2,448 ; 2.08 Corona... For discussing improvements to the Corona satellites were sent into orbit during the top-secret Cold War project and Blvd... As office space before installing the extremely precise markers images between 1960 and 1972 facility. To disguise its true purpose, it was given the option of having the targets were targets. Road and Carmel Blvd we compile our most wondrous stories and deliver them straight to you Arizona ( AZ,. Holdovers reminding people of an especially paranoid chapter in American history the shape made less and less sense browsing! Sand traps and fired machine guns from the next one a top-secret Cold War and used... The southeast corner of South Montgomery and West Cornman Road and Carmel Blvd battle of 267... Purpose was hidden until recently X 's in the U.S. ( including Puerto Rico ), maintained 1959.