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S-Band Spectra (2-4 GHz) 2025 January A-config

A listing of the various RFI in this frequency band is available here.

Also available are spectra per 128 MHz subband.

CSV files for RR and LL - 10/10

CSV files for RR and LL - 11/21

CSV files for RR and LL - 11/25

CSV files for RR and LL - 12/02

CSV files for RR and LL - 12/12

CSV files for RR and LL - 01/06

CSV files for RR and LL - 01/21

CSV files for RR and LL - 02/10

CSV files for RR and LL - 02/24

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Founded in 1956, the NSF NRAO provides state-of-the-art radio telescope facilities for use by the international scientific community. NSF NRAO telescopes are open to all astronomers regardless of institutional or national affiliation. Observing time on NSF NRAO telescopes is available on a competitive basis to qualified scientists after evaluation of research proposals on the basis of scientific merit, the capability of the instruments to do the work, and the availability of the telescope during the requested time. NSF NRAO also provides both formal and informal programs in education and public outreach for teachers, students, the general public, and the media.

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The NSF National Radio Astronomy Observatory and NSF Green Bank Observatory are facilities of the U.S. National Science Foundation operated under cooperative agreement by Associated Universities, Inc.