An objective prism quasar survey with the Schmidt telescope on Calar Alto (Spain)
Abstract
A Schmidt telescope with a 80 cm corrector plate, 120 cm spherical mirror 240 cm focal length, and optics with good ultraviolet transparency (UBK 7) was used to obtain photographic plates for a quasar survey. Analysis of the plates is described.
- Publication:
-
X-ray and UV Emission from Active Galactic Nuclei
- Pub Date:
- October 1984
- Bibcode:
- 1984xue..conf..268H
- Keywords:
-
- Astronomical Photography;
- Quasars;
- Schmidt Telescopes;
- Photographic Plates;
- Schmidt Cameras;
- Stellar Spectra;
- Astronomy