... IRAF1
IRAF
is distributed by the NOAO, which is operated by the AURA, Inc.,
under a cooperative agreement with the NSF.
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code2
https://www.variablestarssouth.org/resources/bob-nelsons-software-tools/software-by-bob-nelson
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...
(lmfit3
https://lmfit.github.io/lmfit-py/
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...
Gaia4
https://www.cosmos.esa.int/gaia
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...
(DPAC5
https://www.cosmos.esa.int/web/gaia/dpac/consortium
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