International Geodynamics and Earth Tide Service
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下载链接：
https://www.fdsn.org/networks/detail/SG/
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资源简介：
Gravity changes with periods ranging 10 seconds to pluriannual, with a precision better than 10 (nm/s²)²/Hz, corresponding to a precision of 0.2 nm/s² (or 0.02 μGal) at a period of 100 s.
IGETS continues the Global Geodynamics Project (GGP) which became a service of IAG in June 2015.
提供机构：
International Federation of Digital Seismograph Networks
创建时间：
2015-07-14
