01389aam 2200397I 450 991071124850332120151113033653.0GOVPUB-C13-260b84256d9be2d3d2ef98e35867d355(CKB)5470000002481536(OCoLC)929059388(EXLCZ)99547000000248153620151113d1964 ua 0engrdacontentrdamediardacarrierCalculation of sunrise and sunset times at ionospheric heights along a great circle path /A. H. BradyGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1964.1 online resourceNBS technical note ;2091964.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.IonosphereIonosphere.Brady A. H1407080Brady A. H1407080United States.National Bureau of Standards.NBSNBSGPOBOOK9910711248503321Calculation of sunrise and sunset times at ionospheric heights along a great circle path3508729UNINA