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Terminal countdown demonstration test
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<h2 id="see-also">See also</h2> <ul><li><a href="/facts/Space_Shuttle_program/6Ikdvwsw">Space Shuttle program</a></li> <li><a href="/facts/Ares_(rocket)/xX5gug4L">Ares (rocket)</a></li></ul> <p> This article incorporates <a href="https://www.jsc.nasa.gov/policies.html#Guidelines">public domain material</a> from websites or documents of the <a href="/facts/National_Aeronautics_and_Space_Administration/TIMCV0yV">National Aeronautics and Space Administration</a>. </p> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"NSTS 1988 News Reference Manual". NASA. <a href="https://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-lcc.html#sts-tcd" target="_blank">https://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-lcc.html#sts-tcd</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> </ol>