The concise geologic time scale, ogg et al 2008

The concise geologic time scale, ogg et al 2008

... to the Commission for the Geological Map of the World (www.cgmw.org). The listed numerical ages are from 'A Geologic Time Scale 2004', by F.M. Gradstein, J.G. Ogg, A.G. Smith, et al. ... definitions. * The status of the Quaternary is not yet decided. Its base may be assigned as the base of the Gelasian and extend the base of the Pleistocene to 2.6 Ma. Th...

Ngày tải lên: 25/12/2013, 09:36

Tài liệu Báo cáo " The establishment of the Vietnam atomic time scale " docx

. which is a real time scale. As recommended by BIPM the national metrology institutes should keep the time difference between their own the time scale UTC(k). and the average time scale. The value () i xt can be calculated from the time difference () ij Xt between the clocks, the epoch t 0 at which the calculation

Ngày tải lên: 13/02/2014, 04:20