8.6k citations
- Aarhus UniversityDK115 papers
- University of TurkuFI96 papers
- Centre National de la Recherche ScientifiqueFR95 papers
- Instituto de Astrofísica de CanariasES91 papers
- National Institute for AstrophysicsIT87 papers
- European Southern ObservatoryCL84 papers
- University of CopenhagenDK77 papers
- Universidad de La LagunaES70 papers
- Instituto de Astrofísica de AndalucíaES68 papers
- Stockholm UniversitySE66 papers
- AlbaNovaSE55 papers
- KU LeuvenBE52 papers
Showing 1996Show all
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astro-ph1996
A sulphur abundance study of NGC 300 by an empirical calibration method
Tina Christensen, Lars Petersen, Peter Gammelgaard
We propose an empirical sulphur abundance determination method based on the strong sulphur emission lines, [S II] 6716, 6731 and [S III] 9069, 9531 in H II regions. From a compilat…
astro-ph1996★ 244 cited
The Quadruple Gravitational Lens PG1115+080: Time Delays and Models
P. L. Schechter, C. D. Bailyn, R. Barr +24
Optical photometry is presented for the quadruple gravitational lens PG1115+080. A preliminary reduction of data taken from November 1995 to June 1996 gives component ``C'' leading…