<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Since 2017, the Institute of Applied Astronomy of the Russian Academy of Sciences in cooperation with the National Astronomical Observatories of the Chinese Academy of Sciences has been conducting observations of the Chang’E-3 lander carrier wave signal. The paper presents the features of observation scheduling and results of data processing. High-precision phase radar measurements have been obtained with an instrumental error of 1–2 mm. The deviation of residuals in model calculations does not exceed ± 1 cm. The estimates of CE-3 lander position have been obtained with an accuracy of 0.5’’, 7.4 m and 3.2 m in celenocentric cylindrical longitude, Px and Py coordinates, respectively.</p></abstract>

Since 2017, the Institute of Applied Astronomy of the Russian Academy of Sciences in cooperation with the National Astronomical Observatories of the Chinese Academy of Sciences has been conducting observations of the Chang’E-3 lander carrier wave signal. The paper presents the features of observation scheduling and results of data processing. High-precision phase radar measurements have been obtained with an instrumental error of 1–2 mm. The deviation of residuals in model calculations does not exceed ± 1 cm. The estimates of CE-3 lander position have been obtained with an accuracy of 0.5’’, 7.4 m and 3.2 m in celenocentric cylindrical longitude, Px and Py coordinates, respectively.

3-Way Lunar Radio Ranging Experiment on RT-32 Radio Telescopes

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"3-Way Lunar Radio Ranging Experiment on RT-32 Radio Telescopes"}

Since 2017, the Institute of Applied Astronomy of the Russian Academy of Sciences in cooperation with the National Astronomical Observatories of the Chinese...

3-Way Lunar Radio Ranging Experiment on RT-32 Radio Telescopes

Published Online: May 11, 2020

Page range: 22 - 27

DOI: https://doi.org/10.2478/lpts-2020-0003

Keywords
Chang’E-3, digital phase lock loop, lunar ephemeris, lunar radio ranging, phase measurement, radio telescope

© 2020 D. Marshalov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

3-Way Lunar Radio Ranging Experiment on RT-32 Radio Telescopes

Published Online: May 11, 2020

Page range: 22 - 27

DOI: https://doi.org/10.2478/lpts-2020-0003

KeywordsChang’E-3, digital phase lock loop, lunar ephemeris, lunar radio ranging, phase measurement, radio telescope

© 2020 D. Marshalov et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Chang’E-3, digital phase lock loop, lunar ephemeris, lunar radio ranging, phase measurement, radio telescope