Free Access
| Issue |
Astron. Astrophys. Suppl. Ser.
Volume 136, Number 1, April I 1999
|
|
|---|---|---|
| Page(s) | 189 - 192 | |
| DOI | https://doi.org/10.1051/aas:1999463 | |
| Published online | 15 April 1999 | |
Astron. Astrophys. Suppl. Ser. 136, 189-192 (1999)
Differential atmospheric refraction in integral-field spectroscopy: Effects and correction
Atmospheric refraction in IFS
Instituto de Astrofísica de Canarias, E-38200 La Laguna, Tenerife, Spain
Send offprint request to: S. Arribas
Received:
12
August
1998
Accepted:
27
November
1998
The basic concepts for determining the effect of differential atmospheric refraction on integral-field (two-dimensional) spectroscopic observations are presented, and a method for correcting the spectra from this effect is given. The method is demonstrated with real data.
Key words: atmospheric effects / instrumentation: spectrographs / techniques: spectroscopic
© European Southern Observatory (ESO), 1999