Results 21 to 30 of about 4,892 (167)

The progress of laser ranging technology at Shanghai Astronomical Observatory

open access: yesGeodesy and Geodynamics, 2019
As an important station of International Laser Ranging Service (ILRS), Shanghai Astronomical Observatory (SHAO) has upgraded Satellite Laser Ranging (SLR) system with high repetition rate and achieved some technological progress.
Zhibo Wu   +6 more
doaj   +1 more source

Quality of Orbit Predictions for Satellites Tracked by SLR Stations

open access: yesRemote Sensing, 2021
This study aims to evaluate and analyze the orbit predictions of selected satellites: geodetic, Global Navigational Satellite Systems (GNSS), and scientific low-orbiting, which are tracked by laser stations.
Joanna Najder, Krzysztof Sośnica
doaj   +1 more source

A new laser-ranged satellite for General Relativity and space geodesy: I. An introduction to the LARES2 space experiment [PDF]

open access: yes, 2017
We introduce the LARES 2 space experiment recently approved by the Italian Space Agency (ASI). The LARES 2 satellite is planned for launch in 2019 with the new VEGA C launch vehicle of ASI, ESA and ELV.
Ciufolini, Ignazio   +10 more
core   +1 more source

Estimation of SLR station coordinates by means of SLR measurements to kinematic orbit of LEO satellites

open access: yesEarth, Planets and Space, 2018
Generally, the dynamical model is used to estimate coordinates of satellite laser ranging (SLR) stations. In this paper, we put forward a kinematic method to estimate the coordinates of SLR stations by using global navigation satellite system (GNSS ...
Jinyun Guo   +5 more
doaj   +1 more source

Satellite Laser Ranging System at Geochang Sta

open access: yesJournal of Astronomy and Space Sciences, 2018
Korea Astronomy and Space Science Institute (KASI) has been developing the space optical and laser tracking (SOLT) system for space geodesy, space situational awareness, and Korean space missions. The SOLT system comprises satellite laser ranging (SLR),
Hyung-Chul Lim   +7 more
doaj   +1 more source

The Design Concept of the First Mobile Satellite Laser Ranging System (ARGO-M) in Korea [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2011
Korea Astronomy and Space Science Institute (KASI) launched the development project of two satellite laser ranging (SLR) systems in early 2008 after the government fund approval of the SLR systems in 2007.
Jung Hyun Jo   +12 more
doaj   +1 more source

Earth Rotation Parameters Estimation Using GPS and SLR Measurements to Multiple LEO Satellites

open access: yesRemote Sensing, 2021
Earth rotation parameters (ERP) are one of the key parameters in realization of the International Terrestrial Reference Frames (ITRF). At present, the International Laser Ranging Service (ILRS) generates the satellite laser ranging (SLR)-based ERP ...
Xingxing Li   +5 more
doaj   +1 more source

A New Online Service for the Validation of Multi-GNSS Orbits Using SLR

open access: yesRemote Sensing, 2017
In the last decade, we have been witnessing a rapid development of the constellations of Global and Regional Navigation Satellite Systems (GNSS/RNSS). Besides the well-known GPS and GLONASS, newly developed systems such as Galileo, BeiDou, QZSS and NAVIC
Radosław Zajdel   +2 more
doaj   +1 more source

Interference at the Single Photon Level Along Satellite-Ground Channels [PDF]

open access: yes, 2016
Quantum interference arising from superposition of states is a striking evidence of the validity of Quantum Mechanics, confirmed in many experiments and also exploited in applications.
Bianco, Giuseppe   +7 more
core   +2 more sources

Coordinate Determination of Domestic SLR Stations Based on Long Arc Orbit Determination Method Using Laser Ranging Data from Lageos1/2 Satellites

open access: yes, 2023
Abstract Satellite Laser Ranging (SLR) technology is one of the main technologies in the field of space geodesy, it has played an extremely important role in laser ranging data application and research. As a commonly used geodynamic satellites, the main contribution of Lageos1/2 is the solution of orbit determination and station coordinates. At
Chongchong Zhou   +5 more
openaire   +1 more source

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