Astron. Astrophys. Suppl. Ser. 142, 137-148

First results from THEMIS spectropolarimetric mode

A. López Ariste - J. Rayrole - M. Semel

DASOP, URA 326, Observatoire de Paris, Section de Meudon, 92190 Meudon, France

Received June 29; accepted October 12, 1999

Abstract:

We present here the very first spectropolarimetric results obtained with the multiline spectroscopy mode (MTR) of THEMIS. The principal problems found during the data analysis are exposed. A first characterisation of the quality of this observing mode is given.

Key words: astronomical instrumentation: telescopes -- astronomical techniques: polarimetric -- astronomical techniques: spectroscopy