8 Result(s)
within
M. Pearlman
Earth Sciences
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Article
Laser geodetic satellites: a high-accuracy scientific tool
Satellite Laser Ranging (SLR) began in the mid-1960s on satellites of opportunity with retro-reflectors intended as a part of intercomparison tests of satellite tracking techniques. Shortly thereafter, data fr...
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Chapter
Towards GGOS in 2020
This chapter is concerned with the implementation of GGOS, addressing mainly the organizational aspects mentioned in Section.1.3 GGOS monitors and maintains the geometric and gravimetric reference frames, and ...
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Chapter
Earth observation: Serving the needs of an increasingly global society
In this chapter, we examine the potential of geodesy from the point of view of what society needs in terms of Earth observations to ensure the security of people and resources, and to achieve a sustainable uti...
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The future Global Geodetic Observing System
In this Chapter, we focus on the design of the geodetic observing system that will meet the specifications summarized in Section 7.7 and be able to sustain the products listed in Section 7.5. Thus, this Chapte...
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Chapter
The goals, achievements, and tools of modern geodesy
Friedrich Robert Helmert (1843-1917) defined geodesy as the science “of measurements and map**s of the Earth’s surface”. Over time, this definition of geodesy has been extended, mainly as a consequence of te...
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Chapter
The International Laser Ranging Service and Its Support for GGOS
The International Laser Ranging Service (ILRS) was established in September 1998 as a service within the IAG to support programs in geodetic, geophysical, and lunar research activities and to provide data prod...
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Chapter
GGOS Working Group on Ground Networks Communications
Properly designed and structured ground-based geodetic networks materialize the reference systems to support sub-mm global change measurements over space, time and evolving technologies. Over this past year, t...
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Chapter
Linking the Global Geodetic Observing System (GGOS) to the Integrated Global Observing Strategy Partnership (IGOS-P) through the Theme ‘Earth System Dynamics’
When setting up GGOS as a project, the IAG Executive Committee asked the GGOS Steering Committee to establish a relationship with IGOS-P. IGOS-P addresses a number of problems and components of Earth observing...
