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Re: JPL Planetary Ephemeris DE405

Roberto <roberto@zenvoid.org> writes:
> On Fri, Feb 23, 2018 at 09:14:32AM +0100, Ole Streicher wrote:
>> Then (and may be more important): These files are not copyrightable ad
>> all, since they are natural data; they describe *facts*. As one can't
>> copyright the distance to the moon, one can't copyright the details of
>> earth rotation.
> A collection of facts can have a copyright even if the facts themselves
> can not. This is known as the Directive 96/9/EC on the EU.

That is generally not true for scientific databases: When the entries
are selected by objective criteria (which is the common case for such
databases), the database is not copyrightable.



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