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Over the course of the last decade, large populations living in vulnerable areas have led to record damages and substantial loss of life in mega-disasters ranging from the deadly Indian Ocean tsunam...
A GREEN BANK TELESCOPE SURVEY FOR H I 21 cm ABSORPTION IN THE DISKS AND HALOS OF LOW-REDSHIFT GALAXIES
21 cm absorption survey Green Bank Telescope
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2014/12/20
We present an H I 21 cm absorption survey with the Green Bank Telescope (GBT) of galaxy-quasar pairs selected by combining galaxy data from the Sloan Digital Sky Survey (SDSS) and radio sources from t...
A VARIANCE-COMPONENT ANALYSIS FOR THE LONGITUDE NETWORK ADJUSMENT
VARIANCE-COMPONENT ANALYSIS LONGITUDE NETWORK
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2009/3/13
The problem of weights in the task of longitude-network adjustment
has not been solved yet because the structure of the observational variances
is unknown. During the adjustment of a part of the Eur...