ITU-R WP7D-AR C

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ITU-R WP7D-AR C

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Radio Astronomy

Results:19 total items.

Contributions [ Source: Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science ]
	Number	Title	Source	AI/Question	Date
	[ 118 ]	Draft reply liaison statement to Working Party 7B (copy for information to WP 1B, 4A, 4C, 5A, 5B, 5C, 5D, 7A and 7C) - Relevant technical information to support studies under WRC-27 agenda item 1.15	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science , Committee on Radio Astronomy Frequencies		2024-08-30
	[ 116 ]	Note to the Director (BR)	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science , Square Kilometre Array Observatory (SKAO)		2024-08-22
	[ 115 ]	Reply liaison statement to working party 5c (copy to working 1A, 4A, 4B, 4C, 5A, 5B, 6A and 7C for information) - Studies under WRC-27 agenda item 1.10	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 114 ]	Draft reply liaison statement to working party 5b (copy to working [3J, 3K, 3M,] 4A, 4C, 5A, 5C, and 7C for information) - Relevant technical information to support studies in preparation of WRC-27 agenda item 1.8	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 113 ]	Draft reply liaison statement to working party 4C (copy to working parties [3L, 3M,] 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7B, 7C for information) - Technical information to support the studies for WRC-27 agenda items 1.12 and 1.13	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 112 ]	Draft reply liaison statement to working party 4C (copy to working parties 4A, 4B, 5A, 5B, 5C, 5D, 7B an 7C for information) - WRC-27 agenda item 1.11	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 111 ]	Draft liaison statement to Working Party 4A (copy to Working Parties 1B, 3M, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 7B and 7C for information) - WRC-27 agenda item 1.6	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 110 ]	Draft reply liaison statement to working party 4A (copy to working parties 5A, 5C and 7C for information) - WRC-27 agenda item 1.3	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 109 ]	Draft reply liaison statement to working party 4C (copy to working 4A, 5A, 5B, 5C, 5D, 7B and 7C for information) - Information to support the studies under WRC-27 agenda item 1.1	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-08-16
	[ 89 ]	Working document toward a preliminary draft revision of Recommendation ITU-R RA.1513 - Levels of data loss to radio astronomy observations and percentage of time criteria resulting from degradation by interference for frequency bands allocated to the radio astronomy service on a primary basis	Committee on Radio Astronomy Frequencies , Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science	Q226/7, Q146/7, Q145/7	2024-03-05
	[ 84 ]	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 - For information	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2024-03-02
	[ 73 ]	Working document toward a preliminary draft new Recommendation ITU-R RA.[PASSIVE BAND PROTECTION] - Protection of the radio astronomy service operating in frequency bands subject to RR No. 5.340	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2023-09-21
	[ 72 ]	Working document toward a preliminary draft revision of Recommendation ITU-R RA.1513 - Levels of data loss to radio astronomy observations and percentage of time criteria resulting from degradation by interference for frequency bands allocated to the radio astronomy service on a primary basis and shared with active services	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2023-09-21
	[ 71 ]	Working document toward a preliminary draft new Report ITU-R RA.[LUNAR RADIO ASTRONOMY] - Lunar Radio Astronomy	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2023-09-21
	[ 53 ]	Draft revision of Report ITU-R RA.2188-0 (2010) - Power flux-density and e.i.r.p. levels potentially damaging to radio astronomy receivers	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2022-08-31
	[ 37 ]	Request for characteristics of SRS data relay system links needed to enable compatibility studies with the radio astronomy service - Agenda item 1.13	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science	AI1.13	2022-04-12
	[ 36 ]	Working document toward a preliminary draft new Question ITU-R XXX/7 - Facilitation of radio astronomy service operations in the Shielded Zone of the Moon	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2022-04-11
	[ 8 ]	Draft liaison statement to Working Parties 4C and 5B - WRC-23 agenda item 1.6 - Consideration of the use of MSS frequency bands near 1.6 GHz to support communications for sub-orbital vehicles - Revision of Recommendation ITU-R M.1361 to correct its obsolete reference to 10% data loss to radio astronomy in Recommendation ITU-R RA.1031	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science	AI1.6	2021-02-22
	[ 7 ]	Draft liaison to Working Party 1B (copy to Working Party 4C) - Frequency ranges for global or regional harmonization of short range devices - Draft revision of Recommendation ITU-R SM.1896-1 to include operation of assistive listening devices at 1 656.5-1 660.5 MHz	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2021-02-11
Results:19 total items.

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