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Browsing by Subject "brown dwarfs"

Browsing by Subject "brown dwarfs"

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  • Mass limit on Nemesis 
    Bhalerao, V; Vahia, M. N (Astronomical Society of India, 2005-03)
    We assume that if the sun has a companion, it has a period of 27 Myr corresponding to the periodicity seen in cometary impacts on earth. Based on this assumption, it is seen that the inner Lagrangian point of the interaction ...
  • Observational evidence of optical variability in L dwarfs 
    Maiti, M (The American Astronomical Society, 2007-04)
    The results of quasi-simultaneous continuous monitoring of six L dwarfs in the R and I bands are presented. A careful analysis of the data shows that the object 2MASSW J0036+1821 is variable in the I and R bands. The ...

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