... NGC 1663

Based on observations carried out at Mt Ekar, Asiago, Italy

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...

Data are only available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg.fr (130.79.128.5) or via http://cdsweb.u-strasbg.fr/cgi-bin/qcat?J/A+A/407/527

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... IRAF

IRAF is distributed by NOAO, which are operated by AURA under cooperative agreement with the NSF.

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...2002

http://www.pd.astro.it/Asiago/2000/2300/2310.html

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... page

http://www.pd.astro.it/Asiago/2000/2300/2320.html

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... DSS-2

Second generation Digitized Sky Survey, http://www.eso.org/dss

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