Résumé
The inner regions of the circumstellar disk around β Pictoris might be dust-free due to a possible planet which may have cleared up dust particles. We present a new observational technique based on the use of an anti-blooming CCD in order to directly image this zone. The structure of the disk is revealed down to 2 arcsec from the star (30 AU). We show that the β Pic disk brightness is neutral in V, R, and IC, but drops down when going inward in B, possibly related to a change in the dust composition. Also, a slight disk asymmetry is present but inverted from the outer to the inner zones.
| langue originale | Anglais |
|---|---|
| Pages (de - à) | 173-180 |
| Nombre de pages | 8 |
| journal | Astrophysics and Space Science |
| Volume | 212 |
| Numéro de publication | 1-2 |
| Les DOIs | |
| état | Publié - 1 févr. 1994 |
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