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An experiment on radio location of objects in the near-earth space with VLBI in 2012

  • M. Nechaeva*
  • , A. Antipenko
  • , V. Bezrukovs
  • , D. Bezrukov
  • , A. Dementjev
  • , N. Dugin
  • , A. Konovalenko
  • , V. Kulishenko
  • , X. Liu
  • , A. Nabatov
  • , V. Nesteruk
  • , G. Pupillo
  • , A. Reznichenko
  • , E. Salerno
  • , I. Shmeld
  • , O. Shulga
  • , Y. Sybiryakova
  • , Yu Tikhomirov
  • , A. Tkachenko
  • , A. Volvach
  • W. J. Yang
*Corresponding author for this work
  • Ventspils International Radio Astronomy Center (VIRAC)
  • Lobachevsky State University of Nizhni Novgorod
  • NASU - Institute of Radio Astronomy
  • CAS - National Astronomical Observatories
  • National Space Facilities Control and Test Center
  • National Institute for Astrophysics
  • Nikolaev Astronomical Observatory
  • Ivan Kozhedub Kharkiv National Air Force University
  • Russian Academy of Sciences

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

An experiment on radar location of space debris objects using of the method of VLBI was carried out in April, 2012. The radar VLBI experiment consisted in irradiation of some space debris objects (4 rocket stages and 5 inactive satellites) with a signal of the transmitter with RT-70 in Evpatoria, Ukraine. Reflected signals were received by a complex of radio telescopes in the VLBI mode. The following VLBI stations took part in the observations: Ventspils (RT-32), Urumqi (RT-25), Medicina (RT-32) and Simeiz (R.T-22). The experiment included measurements of the Doppler frequency shift and the delay for orbit refining, and measurements of the rotation period and sizes of objects by the amplitudes of output interferometer signals. The cross-correlation of VLBI-data is performed at a correlator NIRFI-4 of Radiophysical Research Institute (Nizhny Novgorod). Preliminary data processing resulted in the series of Doppler frequency shifts, which comprised the information on radial velocities of the objects. Some results of the experiment are presented.

Original languageEnglish
Pages (from-to)35-41
Number of pages7
JournalBaltic Astronomy
Volume22
Issue number1
DOIs
Publication statusPublished - 2013
Externally publishedYes

Keywords

  • Ephemeris
  • Instrumentation: interferometers, Very Long Baseline interferometry
  • Techniques: interferometric, radar astronomy

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