Merin, Bruno, Jorgensen, Jes, Spezzi, Loredana, Alcala, Juan M., Evans II, Neal J., Harvey, Paul M., ...
We present c2d Spitzer/IRAC observations of the Lupus I, III and IV dark clouds and discuss them in combination with optical and near-infrared and c2d MIPS data. With the Spitzer data, the new sample...
Neuhaeuser, Ralph, Walter, Fred M., Covino, Elvira, Alcala, Juan M., Wolk, Scott J., Frink, Sabine, ...
We present the ROSAT All-Sky Survey data in a 126 deg^2 area in and around the CrA star forming region. With low-resolution spectroscopy of unidentified ROSAT sources we could find 19 new pre-main...
Kinematics of T Tauri stars in Chamaeleon (1998)
Frink, Sabine, Roeser, Siegfried, Alcala, Juan M., Covino, Elvira, Brandner, Wolfgang
We study the kinematics of T Tauri stars (TTS) located in the cores of the Chamaeleon clouds as well as far off these clouds. Our sample comprises 2 early type stars known to be related to Cha I, 6...
Brandner, Wolfgang, Alcala, Juan M., Kunkel, Michael, Moneti, Andrea, Zinnecker, Hans
We present first results of a survey for companions among X-ray selected pre-main sequence stars, most of them being weak-line T Tauri stars (WTTS). These T Tauri stars have been identified in the...