PREFACE - ITU

1 RADIOCOMMUNICATION BUREAU. PREFACE . TO THE BR INTERNATIONAL FREQUENCY INFORMATION CIRCULAR. BR IFIC ( space Services). ITU 2022. Edition: January 2022. 1/362. NEWS. NEW CHANGES. This section contains the list of any changes made to this version, except those concerning the regularly updated Table 12A/12B. Edition Changes January 2022 NOC. December 2021 Modification in Table 13B1 (Modification of code X/ROP ). November 2021 NOC. October 2021 Modification in Table 13B1 (New code ). September 2021 New Radio astronomy station antenna characteristics see Table 6. August 2021 NOC. Modification of Section II Chapter 2 (CR/C).

2 July 2021. Update of Tables 2 and 11A Section IV. June 2021 Modification of Section II Chapter 1 and Chapter 2 (RES35) and Section III. Chapter 1. May 2021 Update of Note 5 in Section III Chapter 1. April 2021 NOC. March 2021 NOC. February 2021 Update of Tables 11A, 13B1, 13B3 and 13C. January 2021 NOC. December 2020 NOC. Update of Table 7 Section IV (Merge of Tables 7A and 7B, and addition of the November 2020. link to the standard Antenna Pattern Library page on the website). October 2020 NOC. September 2020 NOC. Update of Note 2 in Section III Chapter 1. Addition of Note 7 in Section III Chapter 1.

3 Update of Section III Chapter 2 related to NGSO service area diagrams August 2020. Modification of Section II Chapter 3 and Section III Chapter 1 to reflect the implementation of the Version 9 of software and databases. Update of Table 11C1. July 2020 NOC. Update of Table 3 Section IV (Class of station see UO, US, UU symbols). June 2020. Modification in Table 13B1 (New provision symbol ). Edition: January 2022. 2/362. Edition Changes May 2020 NOC. April 2020 NOC. Modification of Section IV Table (New provision symbols: March 2020. 30B# , 30B# ). February 2020 NOC. Modification of Section II Chapter 1 and Chapter 2 with new Special Sections: January 2020.

4 AP30/P and AP/30A/P. December 2019 NOC. November 2019 NOC. October 2019 NOC. Update of Table 3 Section IV (Class of station see UF symbol). September 2019 Modification of Section II Chapter 2 (CR/D). Modification in Table 13A (Suppression of sub-column 13A4). August 2019 NOC. July 2019 NOC. June 2019 New Radio astronomy station antenna characteristics see Table 6. May 2019 New Radio astronomy station antenna characteristics see Table 6. April 2019 New Radio astronomy station antenna characteristics see Table 6. March 2019 NOC. February 2019 NOC. January 2019 NOC. December 2018 NOC.

5 November 2018 NOC. October 2018 Modification of Section III Chapter 1 (non_geo ref_body). September 2018 New Radio astronomy station antenna characteristics see Table 6. August 2018 NOC. Modification of Section II Chapter 1 (CR/C and CR/F) and Section III Chapter July 2018. 1 (rtf_rsn). June 2018 NOC. May 2018 New Radio astronomy station antenna characteristics see Table 6. New Radio astronomy station antenna characteristics see Table 6. April 2018 New Note in Chapter 1B of Section 4. Update of Table 3 Section IV (Class of station see UC symbol). Edition: January 2022. 3/362. Edition Changes Update of Chapter 3 of Section II (Details relating to the contents of the SNS.)

6 March 2018. data items). February 2018 NOC. January 2018 NOC. December 2017 New Radio astronomy station antenna characteristics see Table 6. November 2017 New Radio astronomy station antenna characteristics see Table 6. October 2017 New Radio astronomy station antenna characteristics see Table 6. September 2017 NOC. August 2017 New special section API/C. July 2017 New codes ( CHN ) in Table 6. June 2017 NOC. May 2017 New special section API/A. April 2017 NOC. Modification of Section III Chapter 1 and Section IV Table 11C to reflect the March 2017. implementation of the Version 8 of software and databases.

7 February 2017 NOC. Modification of Section II Chapter 3 and Section III Chapter 1 to reflect the January 2017 implementation of the Version 8 of software and databases. New Radio astronomy station antennas characteristics see Table 6. December 2016 NOC. November 2016 NOC. October 2016 NOC. September 2016 NOC. August 2016 New Radio astronomy station antenna characteristics see Table 6. July 2016 New class of station symbols - see Table 3. June 2016 New Note in Chapter 1 of Section 3. May 2016 NOC. April 2016 NOC. March 2016 New class of station symbols - see Table 3. February 2016 NOC.

8 January 2016 NOC. December 2015 NOC. November 2015 Table 11B: symbols 11/41 and have been expanded. October 2015 NOC. Edition: January 2022. 4/362. Edition Changes September 2015 New code ( IRL ) in Table 6. August 2015 NOC. July 2015 NOC. June 2015 New code ( G ) in Table 13A1. May 2015 NOC. April 2015 NOC. March 2015 NOC. February 2015 New code ( V ) in Note 5 of Chapter 1 of Section 3. January 2015 NOC. December 2014 NOC. November 2014 Change of Notifying Administration for ARABSAT-AXB26E_KU satellite network filings (See Table 2). October 2014 NOC. September 2014 NOC. August 2014 List of Member States for the European space Agency (ESA) in Table 2.

9 July 2014 NOC. June 2014 NOC. May 2014 New remarks made by Canada for Column 13C (see Table 13C). April 2014 Modifications in Table (New provision symbol instead of ). and Table (Suppression of symbol N as agreement status symbol). March 2014 New denomination of Somalia. See Table 1B. February 2014 New class of station code UC for the Earth Stations (No. ). See Table 3. January 2014 NOC. Edition: January 2022. 5/362. CONTENTS. CONTENTS. CONTENTS. Last Section Title update SECTION I General Description of the BR IFIC and the space Radiocommunication SECTION II. Stations on DVD-ROM.

10 Chapter 1 BR IFIC ( space Services) Definition of the BR IFIC. Part I-S. Part II-S. Part III-S. Appendix to the BR IFIC. Annex to the BR IFIC. The Special Sections - currently in use The Special Sections discontinued Cover pages of Parts I-S, II-S, III-S and the Special Sections Chapter 2. currently in use space Radiocommunication Stations Database on the BR IFIC Chapter 3. DVD-ROM. SECTION III space Networks System (SNS). Chapter 1 Details relating to the contents of the SNS data items published in Parts I-S, II-S, III-S and the Special Sections and databases of the BR IFIC DVD-ROM.