DE200 and DE405 are Development Ephemeris (DE) series released by the National Aeronautics and Space Administration (NASA) in 1981 and 1997.NASA uses DE405 to predict solar eclipses in 2011-2020.While before 2011 and after 2020 NASA uses VSOP87/ELP200 theory-based DE200.Why NASA not only use more updated series DE405 and still use old release DE200
Birds exhibit a specialized tail that serves as an integral part of the flight apparatus, supplementing the role of the wings in facilitating high performance aerial locomotion.The evolution of this function for the tail contributed to the diversification of birds by allowing them to utilize a wider range of flight behaviors and thus exploit a grea
In the present study, the effect of an undulated great neck chisels bottom topography on the radiation of water waves by a floating rectangular buoy is analyzed.Various physical quantities of interest such as the added mass and damping coefficients associated with the surge, heave, and pitch motions are analyzed for a variety of parameters associat
Little is known about the causes of death in children in India after age five years.The objective of this study is to provide the first ever direct national and sub-national estimates of infectious disease mortality in Indian children aged 5 to 14 years.A verbal autopsy based assessment of 3 855 deaths is children aged 5 to 14 years from a national
The matrix of qualitative and quantitative data compiled from comparative measures of 14 dental and skull morphology and 17 dentally variable morphometric characters taken from samples of 18 populations of house mouse, Mus musculus, which were previously riley reid schoolgirl determined genetically, distributed over Eurasian and north African habit