[LEAPSECS] timekeeping requirements

[Rob Seaman]

I neglected to mention that this is from an SPIE program:

	http://spie.org/app/program/index.cfm?fuseaction=conferencedetail&export_id=x13724&ID=x13667&redir=x13667.xml&conference_id=796763&event_id=796182&programtrack_id=796772

--

On Mar 3, 2008, at 11:47 AM, Rob Seaman wrote:


> Something different to discuss regarding real-world timekeeping  

> requirements.  - Rob

> --

>

>

> Al-Chaahad: new concept for young moon sighting verification

>

> Paper 7017-49

> Author(s): Mohamed Laoucet Ayari, Univ. of Colorado/Boulder

> Hide Abstract

> With an estimated two billion people worldwide dependent upon new  

> moon sightings to establish the timeline of lunar months and  

> festivals, there has long remained controversy regarding the  

> verification of naked eye visibility of the new moon. At no time in  

> history have the technological pieces so readily aligned to solve  

> this problem as the present. Al-Chaahad is a system which provides  

> the first serious opportunity to unify new moon sightings, and  

> consolidate the sighting process in a verifiable and reliable  

> framework. Over the past 30 months, field tests have assisted in the  

> development of a scalable system that enables anyone located  

> anywhere in the world to utilize the combined power of proven  

> technologies including elements of orbital mechanics, imaging,  

> global positioning system, atomic clock reading, secure  

> communication and image processing to document sightings.

>

>

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