2 papers
astro-ph2000
Dust disks around old Pre Main-Sequence stars: HST/NICMOS2 scattered light images and modeling
J. C. Augereau, A. M. Lagrange, D. Mouillet +1
We present recent near-infrared detections of circumstellar disks around the two old PMS Herbig stars HD 141569 and HD 100546 obtained with the HST/NICMOS2 camera. They reveal exte…
astro-ph1999
On the HR 4796A circumstellar disk
J. C. Augereau, A. M. Lagrange, D. Mouillet +2
We investigate in details the properties of the disk surrounding the 8 Myr old star HR 4796A, one of the few stars bringing precious clues to better understand the scenario which l…