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100   $a20111115j196903    ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEffect of gravitational-model selection on accuracy of lunar orbit determination from short data arcs /$fby Harold A. Hamer and Katherine G. Johnson
210  1$aWashington, D.C. :$cNational Aeronautics and Space Administration,$dMarch 1969.
215   $a1 online resource (39 pages) $cillustrations
225 1 $aNASA technical note ;$vNASA TN D-5105
300   $a"March 1969."
320   $aIncludes bibliographical references (pages 15-16).
606   $aArtificial satellites$zMoon$xOrbits$xMathematical models
606   $aSpace trajectories$xMathematical models
606   $aArtificial satellites$xOrbits$xMathematical models$2fast
606   $aGravity$xMathematical models$2fast
606   $aSpace trajectories$xMathematical models$2fast
607   $aMoon$xGravity$xMathematical models
607   $aMoon$2fast
615  0$aArtificial satellites$xOrbits$xMathematical models.
615  0$aSpace trajectories$xMathematical models.
615  7$aArtificial satellites$xOrbits$xMathematical models.
615  7$aGravity$xMathematical models.
615  7$aSpace trajectories$xMathematical models.
700   $aHamer$b Harold A.$01413415
702   $aJohnson$b Katherine G.
712 02$aUnited States.$bNational Aeronautics and Space Administration,
712 02$aLangley Research Center.
801  0$bOCLCE
801  1$bOCLCE
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801  2$bOCLCF
801  2$bOCLCQ
801  2$bOCLCA
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801  2$bOCLCO
801  2$bGPO
906   $aBOOK
912   $a9910713905503321
996   $aEffect of gravitational-model selection on accuracy of lunar orbit determination from short data arcs$93509778
997   $aUNINA