– 93 – AP5 TABLE 5-1 (end) (Rev.WRC-15) Reference of Article 9 Case Frequency bands (and Region) of the service for which coordination is sought Threshold/condition Calculation method Remarks No. 9.21 Terrestrial, GSO, non-GSO/ terrestrial, GSO, non-GSO A station of a service for which the requirement to obtain the agreement of other administrations is included in a footnote to the Table of Frequency Allocations referring to No. 9.21 Band(s) indicated in the relevant footnote except 13.4-13.65 GHz in Region 1 Incompatibility established by the use of Appendices 7, 8, technical Annexes of Appendices 30 or 30A, pfd values specified in some of the footnotes, other technical provisions of the Radio Regulations or ITU-R Recommendations, as appropriate Methods specified in, or adapted from, Appendices 7, 8, 30, 30A, other technical provisions of the Radio Regulations or ITU-R Recommendations 13.4-13.65 GHz in Region 1 indicated in No. 5.499A i) Bandwidth overlap, and ii) any network in the space research service (SRS) with a space station within an orbital arc of ± 20° of the nominal orbital position of a proposed network in the FSS