radio source surveys and cosmology from badgery’s creek and fleurs to molonglo
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Radio source surveys and cosmology From Badgery’s Creek and Fleurs to Molonglo. Gordon Robertson. Cosmological heavyweights – 1950s and 1960s. Martin Ryle. Bernie Mills. Fred Hoyle. 101 MHz interferometer at Badgery’s Creek, 1950-1952. W.T. Sullivan (1984) p 148,151. - PowerPoint PPT PresentationTRANSCRIPT
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Radio source surveys and cosmology
From Badgery’s Creek and Fleurs to Molonglo
Gordon Robertson
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Cosmological heavyweights – 1950s and 1960s
Fred Hoyle
Bernie Mills
Martin Ryle
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101 MHz interferometer at Badgery’s Creek, 1950-1952
W.T. Sullivan (1984) p 148,151
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85.5 MHz ‘Cross’ at Fleurs, 1954. Length 450 m
W.T. Sullivan (1984) p 154
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W.T. Sullivan (1984) p 154
The crew at Fleurs, c. 1956. L to R: K. Hawkins, C.A. Shain, O.B. Slee, B.Y. Mills, K.V. Sheridan, A.G. Little and H. Rishbeth.
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W.T. Sullivan (1984) p 146
Flo (the lorry) at Fleurs, 1956. Bruce Slee, Alec Little and Kevin Sheridan.
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Aust. J. Phys. 10, 162, 1957.
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Aust. J. Phys. 10, 168, 1957.
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Proc. IRE Aust. 24, 156, 1963
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Collaboration with the School of Electrical Engineering
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The Molonglo 408 MHz 1-mile Cross (Mills Cross)
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M.I. Large, B.Y. Mills, A.G. Little, D.F. Crawford, and J.M. Sutton MNRAS 194, 693, 1981
and
M.I. Large, L.E. Cram and A.M. Burgess Observatory 111, 72, 1991
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Grad student in the driver’s seat, c. 1973
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The KDF9 computer
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Fax plot of single scan data from 11 minutes observation (dec zone -62)
KDF9 plotter output for same area, averaged data (Neff=12)
Small-area deep surveys with Molonglo Cross
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Grad student in the paperless office, c. 1975
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Source counts from Molonglo, epoch 1976
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Source evolution models to fit counts, 1976
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SUMSS – source counts epoch 2003 (843 MHz)