http://msi.nga.mil/NGAPortal/MSI.portal?_nfpb=3Dtrue&_pageLabel=3Dmsi_porta=
l_page_62&pubCode=3D0012

On 11/3/15, David C Brown <dcb.home@gmail.com> wrote:
> Are the sight reduction tables required for celestial navigation still
> published?
>
> On 3 November 2015 at 09:58, <alan.b.pearce@stfc.ac.uk> wrote:
>
>> > I'm told the US Naval Academy no longer teaches Celestial Navigation.
>>
>> I heard recently that they were keeping up practising it because of the
>> real threat of GPS jamming.
>>
>>
>>
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>
>
>
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