Multiwavelength Campaign of the Magnetically Active T Tauri Star HD 283447 Feigelson, Eric D. ; Welty, Alan D. ; Imhoff, Catherine L. ; Hall, Jeffrey C. ; Etzel, Paul B. ; Deeney, Bryan D. ; Phillips, Robert B. ; Lonsdale, Colin J. Abstract Publication: Cool Stars, Stellar Systems, and the Sun Pub Date: 1994 Bibcode: 1994ASPC...64..405F