Browsing Haystack Observatory by Title

Now showing items 1-17 of 17

    • Incoherent Scatter Measurements of E- and F-Region Density, Temperatures, and Collision Frequency at Millstone Hill 

      Oliver, W. L.; Salah, J. E.; Wand, R. H.; Evans, J. V. (Haystack Observatory, 1979-02-23)
      The Millstone Hill incoherent (Thomson) scatter radar system has been operated since 1963 to perform a synoptic study of F2-region electron densities, and electron and ion temperatures. These measurements have been conducted ...

    • Incoherent Scatter Measurements of F-Region Density, Temperatures, and Vertical Velocity at Millstone Hill 

      Evans, J. V.; Julian, R. F.; Reid, W. A. (Haystack Observatory, 1970-02-06)
      The Millstone Hill Thomson (incoherent) scatter radar system has been operated routinely since 1963 to perform a synoptic study of F-region electron densities, and electron and ion temperatures. This report describes ...

    • Ionospheric Backscatter Observations at Millstone Hill 

      Evans, J. V. (Haystack Observatory, 1965-01-22)
      Studies of the electron-density, eIectron and ion temperatures in the F-region were mode by means of ground-based radar observations at the MilIstone Hill Radar Observatory. A 70-meter parabolic antenna directed vertically ...

    • Millstone Hill Thomson Scatter Results for 1964 

      Evans, J. V. (Haystack Observatory, 1967-11-15)
      Thomson scatter (incoherent backscatter) observations of the ionosphere were made at Millstone Hill at a wavelength of 68 cm during 1964, for 30-hour periods every two weeks. These data have been employed to derive the ...

    • Millstone Hill Thomson Scatter Results for 1965 

      Evans, J. V. (Haystack Observatory, 1969-12-08)
      This report presents F-region electron densities, and electron and ion temperatures observed during the year 1965 at the Millstone Hill Radar Observatory (42.6°N. 71.5“W) by the UHF Thomson (incoherent) scatter radar. The ...

    • Millstone Hill Thomson Scatter Results for 1966 

      Evans, J. V. (Haystack Observatory, 1971-01-19)
      This report presents F-region electron densities and electron temperatures observed during the year 1966 at the Millstone Hill Radar Observatory (42.6°N, 71.5°W) by the UHF Thomson (incoherent) scatter radar. The measurements ...

    • Millstone Hill Thomson Scatter Results for 1967 

      Evans, J. V. (Haystack Observatory, 1971-07-22)
      This report summarizes results for the electron density distribution and electron temperature of the F-region obtained during 1967 using the Millstone Hill (42.6“N, 71.5°W) Thomson (incoherent) scatter radar system. These ...

    • Millstone Hill Thomson Scatter Results for 1968 

      Evans, J. V. (Haystack Observatory, 1973-01-23)
      This report summarizes the results for the electron density distribution, electron and ion temperatures in the F-region obtained during 1968 using the Millstone Hill (42.6°N, 71.5°W) Thomson (incoherent) scatter radar ...

    • Millstone Hill Thomson Scatter Results for 1969 

      Evans, J. V. (Haystack Observatory, 1974-07-23)
      This report summarizes the results for the electron-density distribution, electron and ion temperatures, and vertical ionization fluxes in the F-region obtained during 1969 using the Millstone Hill (42.6°N, 71.5°W) Thomson ...

    • Millstone Hill Thomson Scatter Results for 1970 

      Evans, J. V.; Holt, J. M. (Haystack Observatory, 1976-05-11)
      During 1970, the incoherent scatter radar at Millstone Hill (42.6°N, 71.5°W) was employed to measure the electron density, electron and ion temperatures, and vertical velocity of the ions in the F-region over periods of ...

    • Millstone Hill Thomson Scatter Results for 1971 

      Evans, J. V.; Emery, B. A.; Holt, J. M. (Haystack Observatory, 1978-03-24)
      During 1971, the incoherent scatter radar at Millstone Hill (42.6°N, 71.5°W) was employed to measure the electron density, electron and ion temperatures, and the vertical velocity of the 0[superscript +] ions in the F-region ...

    • Millstone Hill Thomson Scatter Results for 1972 

      Evans, J. V.; Holt, J. M. (Haystack Observatory, 1978-09-18)
      During 1972, the vertically directed incoherent scatter radar at Millstone Hill (42.6°N, 71.5°W) was employed to measure electron density, electron and ion temperatures, and vertical ion velocity in the F-region over periods ...

    • Millstone Hill Thomson Scatter Results for 1973 

      Evans, J. V.; Babcock, R. R., Jr.; Holt, J. M. (Haystack Observatory, 1979-10-22)
      During 1973, the vertically-directed incoherent scatter radar at Millstone Hill (42.6°N, 71.5°W) was employed to measure electron density, electron and ion temperature and vertical ion velocity in the F-region over periods ...

    • Millstone Hill Thomson Scatter Results for 1974 

      Evans, J. V.; Holt, J. M. (Haystack Observatory, 1982-01-01)
      During 1973, the vertically-directed incoherent scatter radar at Millstone Hill (42.6°N, 71.5°W) was employed to measure electron density, electron and ion temperature and vertical ion velocity in the F-region over periods ...

    • Studies of the F-Region by the Incoherent Backscatter Method 

      Evans, J. V. (Haystack Observatory, 1962-07-24)
      The Millstone Hill radar facility operated by M.I.T. Lincoln Laboratory has made measurements of the distribution of electrons in the F-region of the ionosphere by observing the weak incoherent backscatter signal. These ...

    • Studies of the Midlatitude and High Latitude Ionosphere from Millstone Hill April 1976 - March 1979 

      Evans, J. V.; Holt, J. M.; Oliver, W. L.; Wand, R. H. (Haystack Observatory, 1979-09)
      During the period 1 April 1976 through 31 March 1979, the Millstone Hill radar facility in Westford, Massachusetts (42° N, 71.5° W) was supported for incoherent scatter studies of the earth's upper atmosphere and ionosphere ...

    • Studies of the Midlatitude and High Latitude Ionosphere from Millstone Hill during Solar Maximum Conditions 

      Evans, J. V.; Holt, J. M.; Oliver, W. L.; Wand, R. H. (Haystack Observatory, 1982-09)
      This report summarizes the work carried out at the Millstone Hill radar from April 1979 through March 1982 in studies of the earth's upper atmosphere and ionosphere with the support furnished by the National Science ...