tipa -- 4/2/2008

SN 2006tf: Precursor Eruptions and the Optically Thick Regime of Extremely Luminous Type IIn Supernovae

• Authors: Nathan Smith, Ryan Chornock, Weidong Li, Mohan Ganeshalingam, Jeffrey M. Silverman, Ryan J. Foley, Alexei V. Filippenko, Aaron J. Barth

Observations of the Corona Borealis supercluster with the superextended Very Small Array: further constraints on the nature of the non-Gaussian CMB cold spot

• Authors: Ricardo Genova-Santos, Jose Alberto Rubino-Martin, Rafael Rebolo, Richard A. Battye, Francisco Blanco, Rod D. Davies, Richard J. Davis, Thomas Franzen, Keith Grainge, Michael P. Hobson, Anthony Lasenby, Carmen P. Padilla-Torres, Guy G. Pooley, Richard D.E. Saunders, Anna Scaife, Paul F. Scott, David Titterington, Marco Tucci, Robert A. Watson

A Cosmic Ray Positron Anisotropy due to Two Middle-Aged, Nearby Pulsars?

• Authors: I. Buesching, O. C. de Jager, M.S. Potgieter, C. Venter