LEADER 01530nam  2200445Ia 450 
001 9910697892303321
005 20081128101530.0
035   $a(CKB)5470000002392056
035   $a(OCoLC)276604705
035   $a(EXLCZ)995470000002392056
100   $a20081128d1988      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 03$aAn improved error assessment for the GEM-T1 gravitational model$b[electronic resource] /$fF.J. Lerch ... [and others]
210  1$aGreenbelt, Md. :$cNational Aeronautics and Space Administration, Goddard Space Flight Center,$d1988.
215   $avi, 125 pages $cdigital, PDF file
225 1 $aNASA technical memorandum ;$v100713
300   $aTitle from title screen (viewed Nov. 26, 2008)
606   $aCalibrating$2nasat
606   $aError analysis$2nasat
606   $aGravitational fields$2nasat
606   $aGravity anomalies$2nasat
606   $aMathematical models$2nasat
606   $aSatellite altimetry$2nasat
615  7$aCalibrating.
615  7$aError analysis.
615  7$aGravitational fields.
615  7$aGravity anomalies.
615  7$aMathematical models.
615  7$aSatellite altimetry.
701   $aLerch$b F. J$g(Francis J.)$01396702
712 02$aGoddard Space Flight Center.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910697892303321
996   $aAn improved error assessment for the GEM-T1 gravitational model$93512009
997   $aUNINA