{"id":"https://openalex.org/W4403674957","doi":"https://doi.org/10.1109/tgrs.2024.3485496","title":"Advantages of Computing ROTI From Single-Frequency L1 Carrier-Phase Measurements of Geodetic Receivers Operating at 1 Hz","display_name":"Advantages of Computing ROTI From Single-Frequency L1 Carrier-Phase Measurements of Geodetic Receivers Operating at 1 Hz","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4403674957","doi":"https://doi.org/10.1109/tgrs.2024.3485496"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2024.3485496","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3485496","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1109/tgrs.2024.3485496","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5087385047","display_name":"Yu Yin","orcid":"https://orcid.org/0000-0002-9874-0554"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Yu Yin","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-9874-0554","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068922763","display_name":"Guillermo Gonz\u00e1lez\u2010Casado","orcid":"https://orcid.org/0000-0001-6765-2407"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Guillermo Gonz\u00e1lez-Casado","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0001-6765-2407","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016267836","display_name":"\u00c0ngela Arag\u00f3n\u2010\u00c1ngel","orcid":"https://orcid.org/0000-0002-8094-8517"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Angela Aragon-Angel","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-8094-8517","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046829362","display_name":"Jos\u00e9 Miguel Juan Zornoza","orcid":"https://orcid.org/0000-0003-1126-2367"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Miguel Juan","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0003-1126-2367","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024464521","display_name":"Jaume Sanz Subirana","orcid":"https://orcid.org/0000-0001-8880-7084"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jaume Sanz","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0001-8880-7084","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068115263","display_name":"Adri\u00e0 Rovira\u2010Garcia","orcid":"https://orcid.org/0000-0002-7320-5029"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Adria Rovira-Garcia","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-7320-5029","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045783921","display_name":"Cristhian Camilo Timot\u00e9","orcid":"https://orcid.org/0000-0002-5508-5617"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Cristhian C. Timote","raw_affiliation_strings":["Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain"],"raw_orcid":"https://orcid.org/0000-0002-5508-5617","affiliations":[{"raw_affiliation_string":"Research Group of Astronomy and Geomatics (gAGE), Universitat Polit&#x00E8;cnica de Catalunya (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007297267","display_name":"Ra\u00fcl Or\u00fas P\u00e9rez","orcid":"https://orcid.org/0000-0003-2761-9850"},"institutions":[{"id":"https://openalex.org/I44377176","display_name":"European Space Research and Technology Centre","ror":"https://ror.org/03h3jqn23","country_code":"NL","type":"government","lineage":["https://openalex.org/I2801994115","https://openalex.org/I44377176"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Raul Or\u00fas-P\u00e9rez","raw_affiliation_strings":["Wave Interaction and Propagation Section European Space Agency (ESA), Noordwijk, The Netherlands"],"raw_orcid":"https://orcid.org/0000-0003-2761-9850","affiliations":[{"raw_affiliation_string":"Wave Interaction and Propagation Section European Space Agency (ESA), Noordwijk, The Netherlands","institution_ids":["https://openalex.org/I44377176"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.26793883,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"62","issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9757000207901001,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9757000207901001,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13734","display_name":"Advanced Computational Techniques and Applications","score":0.9535999894142151,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12004","display_name":"Advanced Frequency and Time Standards","score":0.9513999819755554,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/geodetic-datum","display_name":"Geodetic datum","score":0.7130104303359985},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.49800992012023926},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.4576432406902313},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.393048495054245},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.3712058663368225},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3350764811038971},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22335109114646912}],"concepts":[{"id":"https://openalex.org/C58754882","wikidata":"https://www.wikidata.org/wiki/Q1502887","display_name":"Geodetic datum","level":2,"score":0.7130104303359985},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.49800992012023926},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.4576432406902313},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.393048495054245},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.3712058663368225},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3350764811038971},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22335109114646912},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tgrs.2024.3485496","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3485496","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:upcommons.upc.edu:2117/417804","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/417804","pdf_url":"https://upcommons.upc.edu/bitstreams/6453a3cb-2344-4d49-990d-e1f5aa682cbc/download","source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"}],"best_oa_location":{"id":"doi:10.1109/tgrs.2024.3485496","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tgrs.2024.3485496","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.5199999809265137}],"awards":[{"id":"https://openalex.org/G1953654515","display_name":null,"funder_award_id":"PID2022-138485OB-I00","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G1999677781","display_name":null,"funder_award_id":"CNS2022-135383","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G2262748287","display_name":null,"funder_award_id":"501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G3480869486","display_name":null,"funder_award_id":"13039","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G4380900238","display_name":null,"funder_award_id":"AO 2-1825/22/NL/GLC/ov","funder_id":"https://openalex.org/F4320318240","funder_display_name":"European Space Agency"},{"id":"https://openalex.org/G586857820","display_name":null,"funder_award_id":"501100011033/FEDER","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G6071709581","display_name":null,"funder_award_id":"13039/501100011033/","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G660301283","display_name":null,"funder_award_id":"202006020025","funder_id":"https://openalex.org/F4320322725","funder_display_name":"China Scholarship Council"},{"id":"https://openalex.org/G7084143925","display_name":null,"funder_award_id":"AEI/10","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"},{"id":"https://openalex.org/G7266728691","display_name":null,"funder_award_id":"13039/501100011033","funder_id":"https://openalex.org/F4320335598","funder_display_name":"Agencia Estatal de Investigaci\u00f3n"}],"funders":[{"id":"https://openalex.org/F4320318240","display_name":"European Space Agency","ror":"https://ror.org/03wd9za21"},{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"},{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320335598","display_name":"Agencia Estatal de Investigaci\u00f3n","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1767649479","https://openalex.org/W1956292875","https://openalex.org/W1997574807","https://openalex.org/W2010973860","https://openalex.org/W2070957120","https://openalex.org/W2140050818","https://openalex.org/W2143557663","https://openalex.org/W2160501684","https://openalex.org/W2161528515","https://openalex.org/W2166945565","https://openalex.org/W2339492604","https://openalex.org/W2528175660","https://openalex.org/W2563598428","https://openalex.org/W2579615089","https://openalex.org/W2612227128","https://openalex.org/W2774655370","https://openalex.org/W2786804079","https://openalex.org/W2791139947","https://openalex.org/W2793721102","https://openalex.org/W2800618584","https://openalex.org/W2810595399","https://openalex.org/W2913340056","https://openalex.org/W2914221436","https://openalex.org/W2946255183","https://openalex.org/W2979233444","https://openalex.org/W3006478811","https://openalex.org/W4224242786","https://openalex.org/W4307572628","https://openalex.org/W4400209217"],"related_works":["https://openalex.org/W2019057379","https://openalex.org/W1989808455","https://openalex.org/W2366229771","https://openalex.org/W2612515138","https://openalex.org/W1982102372","https://openalex.org/W4381329014","https://openalex.org/W2028428095","https://openalex.org/W2340859935","https://openalex.org/W2031901306","https://openalex.org/W2352121962"],"abstract_inverted_index":{"The":[0,110,165,227],"customary":[1],"procedure":[2],"to":[3,47,104,186],"compute":[4],"the":[5,18,36,39,49,56,64,70,80,84,89,96,105,113,138,196,213,239],"rate":[6],"of":[7,22,38,58,74,86,112,130,140,163,195,198,205,216,223],"total":[8],"electron":[9],"content":[10],"index":[11],"(ROTI)":[12],"presents":[13],"some":[14],"limitations":[15,68,122],"when":[16],"using":[17,95,171],"geometry-free":[19],"(GF)":[20],"combination":[21],"global":[23],"positioning":[24],"system":[25],"(GPS)":[26],"L1":[27,92],"and":[28,72,156,160,188,193],"L2":[29,50,65],"carriers":[30],"tracked":[31],"by":[32,43,128,154,238],"geodetic":[33,97,176],"receivers.":[34],"First,":[35],"effect":[37],"tracking":[40],"strategy":[41],"implemented":[42],"each":[44],"receiver":[45],"manufacturer":[46],"obtain":[48],"carrier":[51],"from":[52,88,133,175],"codeless":[53],"observations.":[54],"Second,":[55],"impact":[57],"frequent":[59],"cycle":[60],"slips":[61],"(CSs)":[62],"on":[63],"carrier.":[66],"These":[67],"hinder":[69],"monitoring":[71],"characterization":[73],"ionospheric":[75,190],"scintillation.":[76,164],"To":[77],"overcome":[78],"them,":[79],"present":[81],"study":[82,166],"proposes":[83],"calculation":[85],"ROTI":[87],"individual":[90],"(uncombined)":[91],"carrier-phase,":[93],"ROTIL1,":[94,169],"detrending":[98],"(GD)":[99],"post-processing":[100],"methodology,":[101],"in":[102,219,232],"contrast":[103],"conventional":[106],"GF":[107],"combination,":[108],"ROTIGF.":[109],"analysis":[111],"entire":[114],"year":[115,222],"2020":[116],"shows":[117,143],"that":[118,168],"those":[119],"two":[120],"aforementioned":[121],"produce":[123],"inconsistent":[124],"ROTIGF":[125],"values":[126,142],"measured":[127],"pairs":[129],"close":[131],"receivers":[132,177],"different":[134,148],"manufacturers.":[135],"In":[136,200],"contrast,":[137],"distribution":[139],"ROTIL1":[141,203],"a":[144,158,172,183,202,221],"full":[145],"consistency":[146],"between":[147],"receivers,":[149],"being":[150],"significantly":[151],"less":[152],"affected":[153],"CSs":[155],"allowing":[157],"valid":[159],"well-grounded":[161],"identification":[162],"concludes":[167],"calculated":[170],"60-s":[173],"window":[174],"operating":[178],"at":[179],"1":[180],"Hz,":[181],"provides":[182],"robust":[184],"tool":[185],"monitor":[187],"characterize":[189],"scintillation":[191,218,230],"worldwide":[192],"regardless":[194],"type":[197],"receiver.":[199],"particular,":[201],"threshold":[204],"1.8":[206],"TEC":[207],"unit":[208],"(TECU)/min":[209],"is":[210],"established":[211],"as":[212],"minimum":[214],"level":[215],"detectable":[217],"2020,":[220],"low":[224],"solar":[225],"activity.":[226],"most":[228],"intense":[229],"periods":[231],"high-latitude":[233],"regions":[234],"are":[235],"statistically":[236],"characterized":[237],"newly":[240],"proposed":[241],"ROTIL1.":[242]},"counts_by_year":[],"updated_date":"2025-12-27T23:08:20.325037","created_date":"2025-10-10T00:00:00"}
