论文标题

LLR中非潮汐站加载的影响

Impact of non-tidal station loading in LLR

论文作者

Singh, Vishwa Vijay, Biskupek, Liliane, Müller, Jürgen, Zhang, Mingyue

论文摘要

Lunar Laser射程(LLR)以自1970年以来测量地球上的观测值与月球上的回流距离之间的距离。在本文中,我们研究了非潮汐站载荷(NTSL)在LLR数据分析中的效果。我们添加了三个数据中心提供的非潮汐负荷效应:德国地球科学研究中心(GFZ),国际大规模载荷服务(IMLS)和法国Strasbourg大学的EOST加载服务,作为我们分析中LLR观察者的观察水平校正。这种作用会导致地球表面的变形至厘米水平。它在地质(IFE)LLR模型中的增加,导致车站坐标的不确定性(3 sigma值)的变化,最大改善了0.60%,改善了拟合后LLR残留物的最高9%,最高9%,以及在LLR Post Post post Post Post forts fits Fits Fits Fits Fit fit fit fits fits fits fits fits fits fits fort fat fits fort fat fits for的强度的减少。

Lunar Laser Ranging (LLR) measures the distance between observatories on Earth and retro-reflectors on Moon since 1970. In this paper, we study the effect of non-tidal station loading (NTSL) in the analysis of LLR data. We add the non-tidal loading effect provided by three data centres: the German Research Centre for Geosciences (GFZ), the International Mass Loading Service (IMLS) and EOST loading service of University of Strasbourg in France, as observation level corrections of the LLR observatories in our analysis. This effect causes deformations of the Earth surface up to the centimetre level. Its addition in the Institute of Geodesy (IfE) LLR model, it leads to a change in the uncertainties (3-sigma values) of the station coordinates resulting in up to a 0.60% improvement, an improvement in the post-fit LLR residuals of up to 9%, and a decrease in the power of the annual signal in the LLR post-fit residuals of up to 57%.

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