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malfunction was detected during preparations for the launches during the evening of March 14. Five other launch attempts were subsequently cancelled, primarily due to weather. The launch attempt that took place on the evening of March 20–21 reached T-15 minutes before being put on hold and subsequently canceled due to an equipment problem and weather conditions.
140:, at roughly the same time while at slightly different altitudes. Two of the rockets also carried instruments in order to measure atmospheric pressure and temperature, while three different cameras located in North Carolina, New Jersey, and Wallops Flight Facility, tracked the tracers in order to measure how quickly they move away from each other.
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The mission operating window was set from March 14 to April 3, 2012, with launch windows expected to occur between 11:00 pm and 6:30 am the following morning, local time. The first launch attempt was cancelled due to internal radio frequency interference on one of the instrumented payloads. The
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The rocket launches were widely visible to residents of the
Eastern seaboard from as far north as New York to as far south as North Carolina, while the tracers were visible throughout the Eastern seaboard. ATREX principal investigator
136:. The rockets were launched within a span of 5 minutes and 20 seconds, with one rocket launched every 80 seconds. All five released their chemical tracer payload, which is made up of
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said of the chemical tracer release: "They occur in the middle of the night, and they glow, It's not extremely bright, but it's definitely visible."
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Watch this video to learn more about NASA's
Anomalous Transport Rocket Experiment (ATREX) mission.
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The launch took place just before the launch window closed for the mission at 5 a.m.
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launched closely in time together, each of which released a chemical tracer into the
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293:"Radio glitch delays 5-rocket launch to edge of space"
400:– Keyhole Markup Language (KML) file for use with
227:"Why NASA will fire five rockets in five minutes"
39:at nominal settings. March 27, 2012, 2:53 a.m.
193:"NASA to Launch 5 Rockets to Study jet Stream"
163:"NASA – Anomalous Transport Rocket Experiment"
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329:"ATREX Mission Postponed from Wallops"
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53:Anomalous Transport Rocket Experiment
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79:. The mission entailed the use of 5
262:"Wallops Flight Facility – Webcast"
161:Zell, Holly, ed. (March 14, 2012).
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327:Koehler, Keith (March 23, 2012).
63:experiment that was conducted by
268:. March 14, 2012. Archived from
398:ATREX KMZ File for Google Earth
291:Malik, Tariq (March 15, 2012).
35:All launchers at Pad 2 of the
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237:The Christian Science Monitor
232:The Christian Science Monitor
225:Wall, Mike (March 14, 2012).
266:Goddard Space Flight Center
106:, Tuesday, March 27, 2012.
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85:high-altitude jet stream
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354:"ATREX Launch Sequence"
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37:Wallops Flight Facility
359:. NASA. Archived from
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370:2012-03-15
144:References
129:, and one
338:March 23,
312:March 16,
307:Space.com
276:March 14,
246:March 14,
241:Space.com
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198:Space.com
177:March 14,
298:Fox News
59:) is a
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57:ATREX
340:2012
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167:NASA
65:NASA
51:The
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
