The LMC Centre Unfolding

We study star formation history and chemical evolution in the LMC Bar centre. With the HST PC and WFC plus uvby photometry, we find 30% of the stars younger than 200 My and evidence for reduced star formation 3 to 0.2 Gy ago. The overall [Fe/H] is −0.5. Many stars older than 4 Gy contradict a very y...

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Veröffentlicht in:Symposium - International Astronomical Union 1999, Vol.190, p.357-358
Hauptverfasser: Ardeberg, A., Linde, P., Gustafsson, B.
Format: Artikel
Sprache:eng
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Zusammenfassung:We study star formation history and chemical evolution in the LMC Bar centre. With the HST PC and WFC plus uvby photometry, we find 30% of the stars younger than 200 My and evidence for reduced star formation 3 to 0.2 Gy ago. The overall [Fe/H] is −0.5. Many stars older than 4 Gy contradict a very young Bar.
ISSN:0074-1809
DOI:10.1017/S0074180900118224