Project Echo: boresight cameras for recording antenna pointing accuracy

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040 ‡aAD# ‡cAD#
041 0 ‡aeng
049 ‡aUIUU
086 0 ‡aNAS 1.14:D-1138
088 ‡aNASA-TN-D-1138
100 0 ‡aWarthman, K. L.
245 1 0 ‡aProject Echo: ‡bboresight cameras for recording antenna pointing accuracy / ‡cby K. L. Warthman.
260 ‡aWashington, D.C. : ‡bNational Aeronautics and Space Administration : ‡b[For sale by the Office of Technical Services, Dept. of Commerce], ‡c[1961]
300 ‡a5 p. : ‡bill. ; ‡c26 cm.
490 0 ‡aNASA technical note ; ‡vNASA TN D-1138
500 ‡aCover title.
500 ‡a"September 1961."
500 ‡aCommunications and tracking installations, ground; Electronics; Space mechanics; Satellites.
504 ‡aIncludes bibliographical references.
538 ‡aMode of access: Internet.
650 7 ‡aSatellites. ‡2nasat
650 7 ‡aSpace mechanics. ‡2nasat
650 7 ‡aElectronics. ‡2nasat
650 7 ‡aCommunications and tracking installations, ground. ‡2nasat
710 2 ‡aUnited States. ‡bNational Aeronautics and Space Administration.
CID ‡a011446181
DAT 0 ‡a20101108093808.0 ‡b20141009010000.0
DAT 1 ‡a20141112165512.0 ‡b2025-01-01T19:19:42Z
DAT 2 ‡a2025-01-01T18:30:02Z
CAT ‡aSDR-UIUC ‡dUNKNOWN ‡lloader.pl-003-020
FMT ‡aBK
HOL ‡0sdr-uiuc6398300 ‡auiug ‡bSDR ‡cUIUC ‡puiug.30112106591941 ‡sUIU ‡16398300
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