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Radio Astronomy

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 148 ] � �	Reply liaison statement to Working Party 7D - Studies under WRC-27 agenda item 1.10 � �	WP 5C �	AI1.10 �	2024-12-13
�	[ 147 ] � �	Liaison statement to Working Party 7D - WRC-27 agenda item 1.16 � �	WP 5A �	AI1.16 �	2024-12-12
�	[ 146 ] � �	Liaison statement to Working Party 7D (copy for information to Working Parties 4A and 4C) - WRC-27 agenda item 1.16 � �	WP 5B �	AI1.16 �	2024-11-29
�	[ 145 ] � �	Reply liaison statement to ITU-T Study Group 15 on the role of powerline telecommunications in home-networking (copy to ITU-T Study Group 5 and ITU-R Working Parties 1A, 5C, 6B, 7A and 7D for information) � �	WP 6A �	�	2024-11-18
�	[ 144 ] � �	Liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B, 5C, 5D, 7B, 7C and 7D) - WRC-27 agenda item 1.6 � �	WP 6A �	AI1.6 �	2024-11-18
�	[ 143 ] � �	Liaison statement to Working Party 5C (copy to Working Parties 3J, 3M, 4A, 4B, 4C, 5A, 5B, 7C and 7D) - WRC-27 agenda item 1.10 � �	WP 6A �	AI1.10 �	2024-11-18
�	[ 142 ] � �	Liaison statement to Working Party 7C (copy to Working Parties 3L, 3M, 4C, 5A, 5B, 5C, 5D, 7B and 7D) - WRC-27 agenda item 1.17 � �	WP 6A �	AI1.17 �	2024-11-18
�	[ 141 ] � �	Reply liaison statement to Working Party 5C (copy to Working Parties 4A, 4B, 5A, 5B, 7C and 7D for information) - Studies under WRC-27 agenda item 1.10 � �	WP 4C �	�	2024-11-12
�	[ 140 ] � �	Reply liaison statement to Working Party 7D - Relevant technical information to support studies under WRC-27 agenda item 1.16 documenting FSS characteristics in some frequency bands - WRC-27 agenda item 1.16 � �	WP 4A �	AI1.16 �	2024-11-08
�	[ 139 ] � �	Reply liaison statement to Working Parties 7C and 7D on agenda item 1.18 - WRC-27 agenda item 1.18 � �	WP 4A �	AI1.18 �	2024-11-08
�	[ 138 ] � �	Reply liaison statement to Working Parties 3J, 3K and 3M (copy to Working Parties 5A, 5B, 5C, 5D, 7C and 7D for information) - Information to support studies under WRC-27 agenda item 1.1 � �	WP 4A �	AI1.1 �	2024-11-07
�	[ 137 ] � �	Reply liaison statement to Working Party 5B (copy for information to Working Parties 4A, 5A, 5C, 7C and 7D) - Relevant technical information to support studies in preparation of WRC-27 agenda item 1.8 � �	WP 4C �	AI1.8 �	2024-10-22
�	[ 136 ] � �	Reply liaison statement to Working Party 7B (copy to Working Parties 3L, 3M, 4A, 4B, 5A, 5B, 5C, 5D, 7C and 7D) - WRC-27 agenda item 1.11 � �	WP 4C �	AI1.11 �	2024-10-22
�	[ 135 ] � �	Reply liaison statement to Working Parties 3L, 3M, 4A, 4B, 5A, 5B, 5C, 6A, 7B, 7C and 7D (copy to Working Party 5D) - WRC-27 agenda item 1.13 � �	WP 4C �	AI1.13 �	2024-10-22
�	[ 134 ] � �	Reply liaison statement to Working Party 7D - WRC-27 agenda item 1.16 � �	WP 5D �	AI1.16 �	2024-10-15
�	[ 133 ] � �	Accumulation of 2% data losses in the frequency band 15.35-15.4 GHz that is allocated to radio astronomy and other passive services on a primary basis and subject to RR No. 5.340 (copy to Working Party 7D) � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science (IUCAF) �	AI1.7 �	2024-09-19
�	[ 132 ] � �	Liaison statement to Working Party 5B (copy to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5C and 7D for information) - Additional information on passive sensors in the EESS for WRC-27 agenda item 1.8 � �	WP 7C �	AI1.8 �	2024-10-01
�	[ 131 ] � �	Reply liaison statement to ITU-R Working Party 3J (copied for information to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D) - Response to Working Party 3J questions related to WRC-27 agenda item 1.15 � �	WP 7B �	AI1.15 �	2024-09-30
�	[ 130 ] � �	Liaison statement to Working Parties 3J, 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D - Report on progress of activities relating to WRC-27 agenda item 1.15 � �	WP 7B �	AI1.15 �	2024-09-30
�	[ 129 ] � �	Reply liaison statement to Working Party 5D on WRC-27 agenda item 1.7 (copy to Working Parties 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7C and 7D) � �	WP 7B �	AI1.7 �	2024-09-30
�	[ 128 ] � +Ann.1-19�	Report of the meeting of Working Party 7D (Almaty, Kazakhstan, 17-26 September 2024) � �	Acting Chair, WP 7D �	�	2024-09-27
�	[ 127 ] � �	Final list of participants - Working Party 7D (Almaty, Kazakhstan, 17-26 September 2024) � �	Director, BR �	�	2024-09-27
�	[ 126 ] � �	Reply liaison statement to Working Party 7B (copy to Working Parties 3J, 4A, 4C, 5A, 5B, 5C, 5D, 7C and 7D for information) - Information on the standard frequency and time signal service with regards to WRC-27 agenda item 1.15 on lunar communications � �	WP 7A �	AI1.15 �	2024-09-23
�	[ 125 ] � �	List of documents issued (Documents 7D/41 - 7D/125) � �	BR, Study Groups Department �	�	2024-09-16
�	[ 124 ] � �	Implementation of the Radio Quiet Zones Database � �	Director, BR �	�	2024-09-06
�	[ 123 ] � �	Updates to working document towards a preliminary draft new Recommendation ITU-R RA.[GEOVLBI] - Guidance to administrations regarding geodetic very long baseline interferometry networks � �	United States �	�	2024-09-05
�	[ 122 ] � �	Updates to working document towards a preliminary draft revision of Report ITU-R RA.2188-1 - Power flux-density and e.i.r.p. levels potentially damaging to radio astronomy receivers � �	United States �	�	2024-09-05
�	[ 121 ] � �	Finalization of the draft new Report ITU-R RA.[RAS-IMT-COMPAT-43-GHZ] - Possible coordination and protection measures for stations of the Radio Astronomy Service operating in the 42.5-43.5 GHz allocation and IMT systems operating in the 37-43.5 GHz mobile service allocation � �	United States �	�	2024-09-05
�	[ 120 ] � �	Working document towards a preliminary draft revision Report of ITU-R RA.2126 - Techniques for mitigation of radio frequency interference in radio astronomy � �	United States �	�	2024-09-05
�	[ 119 ] � �	Working document towards a preliminary draft new Report ITU-R RA.[NGSO-RAS-RQZ] - Coexistence measures between non-GSO satellite systems and RAS stations in the Radio Quiet Zones supporting the Square Kilometre Array (SKA) and the Atacama Large Millimeter/submillimeter Array (ALMA) � �	United States �	AI1.16 �	2024-09-05
�	[ 118 ] � �	Reply liaison statement to Working Party 4A - Relevant technical information to support studies under WRC-27 agenda item 1.16 documenting FSS characteristics in some frequency bands � �	United States �	AI1.16 �	2024-09-05
�	[ 117 ] � �	Working document towards a preliminary draft revision of Recommendation ITU-R RA.479-5 - Protection of frequencies for radioastronomical measurements in the Shielded zone of the Moon � �	United States �	�	2024-09-05
�	[ 116 ] � �	Updates to working document towards a preliminary draft new Report ITU-R RA.[SZM] - Radio astronomy facilities on the Moon � �	United States �	�	2024-09-05
�	[ 115 ] � �	Proposed draft reply liaison statement to Working Party 5D - Relevant technical information to support studies under WRC-27 agenda item 1.7 � �	United States �	AI1.7 �	2024-09-05
�	[ 114 ] � �	Proposed draft elements on conference preparatory meeting Report on WRC-27 agenda item 1.16 � �	Germany �	AI1.16 �	2024-09-05
�	[ 113 ] � �	Proposed draft elements on the working plan on WRC-27 agenda item 1.16 � �	Germany �	AI1.16 �	2024-09-05
�	[ 112 ] � �	Reply liaison statement to Working Party 4A - Information to support studies under WRC-27 agenda item 1.16 � �	Germany �	AI1.16 �	2024-09-05
�	[ 111 ] � �	Radio astronomy antenna pattern above 76 GHz for WRC-27 agenda items 1.16 and 1.18 � �	France �	AI1.18, AI1.16 �	2024-09-05
�	[ 110 ] � �	Proposed working document toward recognition of international Radio Quiet Zone � �	France �	AI1.16 �	2024-09-05
�	[ 109 ] � �	Proposals on the working document towards a preliminary draft new Recommendation ITU-R RA.[GEOVLBI] - Guidance to administrations regarding geodetic very long baseline interferometry networks � �	Germany , Switzerland �	�	2024-09-05
�	[ 108 ] � �	Draft CPM text for WRC-27 agenda item 1.16 � �	Egypt , Saudi Arabia �	AI1.16 �	2024-09-05
�	[ 107 ] � �	Proposals to the working document towards a preliminary draft new Report ITU-R RA.[IMT-6GHZ] � �	Russian Federation �	�	2024-09-05
�	[ 106 ] � �	Proposed revision of work plan proposal for WRC-27 agenda item 1.18 on resolves 2 of Resolution 712 (WRC-23) � �	Korea (Rep. of) �	AI1.18 �	2024-09-05
�	[ 105 ] � �	SKAO white paper on WRC-27 agenda item 1.16 � �	Square Kilometre Array Observatory (SKAO) �	AI1.16 �	2024-09-04
�	[ 104 ] � �	Working document towards a preliminary draft new Report ITU-R RA.[UEMR] - Unintended electromagnetic radiation from space systems into RAS frequency bands � �	Square Kilometre Array Observatory (SKAO) , Committee on Radio Astronomy Frequencies �	�	2024-09-04
�	[ 103 ] � �	Elements regarding Earth-based RAS protection towards a draft reply liaison statement to 7B on technical information to support the studies for WRC-27 agenda item 1.15 � �	Square Kilometre Array Observatory (SKAO) �	AI1.15 �	2024-09-04
�	[ 102 ] � �	Updates to working document towards a preliminary draft new Report ITU-R RA.[RAS 6-7 GHZ] - Compatibility calculations between stations of the terrestrial component of IMT in the band 6 425-7 125 MHz and RAS in the band 6 650-6 675.2 MHz � �	Committee on Radio Astronomy Frequencies , Square Kilometre Array Observatory (SKAO) �	�	2024-09-04
�	[ 101 ] � �	Draft reply liaison statement to 4C on technical information to support the studies for WRC-27 agenda items 1.13 � �	Committee on Radio Astronomy Frequencies , Square Kilometre Array Observatory (SKAO) �	AI1.13 �	2024-09-04
�	[ 100 ] � �	Reply liaison statement to Working Party 4A - Information to support studies under WRC-27 agenda items 1.1 and 1.3 � �	Committee on Radio Astronomy Frequencies , Square Kilometre Array Observatory (SKAO) �	AI1.3 �	2024-09-04
�	[ 99 ] � �	Updates to working document towards a preliminary draft new Recommendation ITU-R RA.[IMT-6GHZ] - Methods to address the determination of the protection area around existing RAS stations from IMT stations in the frequency band 6 650-6 675.2 MHz � �	Committee on Radio Astronomy Frequencies , Square Kilometre Array Observatory (SKAO) �	�	2024-09-04
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