{"id":"https://openalex.org/W4390885386","doi":"https://doi.org/10.3390/rs16020333","title":"Estimation of Earth Rotation Parameters Based on BDS-3 and Discontinuous VLBI Observations","display_name":"Estimation of Earth Rotation Parameters Based on BDS-3 and Discontinuous VLBI Observations","publication_year":2024,"publication_date":"2024-01-14","ids":{"openalex":"https://openalex.org/W4390885386","doi":"https://doi.org/10.3390/rs16020333"},"language":"en","primary_location":{"id":"doi:10.3390/rs16020333","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16020333","pdf_url":"https://www.mdpi.com/2072-4292/16/2/333/pdf?version=1705298184","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/16/2/333/pdf?version=1705298184","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5032875718","display_name":"Chenxiang Wang","orcid":"https://orcid.org/0000-0002-6879-8640"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenxiang Wang","raw_affiliation_strings":["School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China"],"affiliations":[{"raw_affiliation_string":"School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073695235","display_name":"Jizhang Sang","orcid":"https://orcid.org/0000-0003-2216-3647"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jizhang Sang","raw_affiliation_strings":["School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China"],"affiliations":[{"raw_affiliation_string":"School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100661812","display_name":"Xingxing Li","orcid":"https://orcid.org/0000-0002-6351-9702"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingxing Li","raw_affiliation_strings":["School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China"],"affiliations":[{"raw_affiliation_string":"School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091851879","display_name":"Pengfei Zhang","orcid":"https://orcid.org/0000-0002-9991-9310"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Pengfei Zhang","raw_affiliation_strings":["School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China"],"affiliations":[{"raw_affiliation_string":"School of Geodesy and Geomatics, Wuhan University, 129 Luoyu Road, Wuhan 430079, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5073695235"],"corresponding_institution_ids":["https://openalex.org/I37461747"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":2.7559,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.90861943,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"16","issue":"2","first_page":"333","last_page":"333"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10655","display_name":"GNSS positioning and interference","score":0.9998999834060669,"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":0.9998999834060669,"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/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10159","display_name":"Ionosphere and magnetosphere dynamics","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/very-long-baseline-interferometry","display_name":"Very-long-baseline interferometry","score":0.931283175945282},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.7648670673370361},{"id":"https://openalex.org/keywords/geodetic-datum","display_name":"Geodetic datum","score":0.6536394357681274},{"id":"https://openalex.org/keywords/earths-rotation","display_name":"Earth's rotation","score":0.5881487131118774},{"id":"https://openalex.org/keywords/gnss-applications","display_name":"GNSS applications","score":0.5102839469909668},{"id":"https://openalex.org/keywords/satellite-laser-ranging","display_name":"Satellite laser ranging","score":0.4798509478569031},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.47463640570640564},{"id":"https://openalex.org/keywords/polar-motion","display_name":"Polar motion","score":0.43883758783340454},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4116087555885315},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.34284737706184387},{"id":"https://openalex.org/keywords/global-positioning-system","display_name":"Global Positioning System","score":0.24952545762062073},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15438783168792725},{"id":"https://openalex.org/keywords/laser-ranging","display_name":"Laser ranging","score":0.0984824001789093},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08225288987159729},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08126828074455261}],"concepts":[{"id":"https://openalex.org/C79896159","wikidata":"https://www.wikidata.org/wiki/Q1148351","display_name":"Very-long-baseline interferometry","level":2,"score":0.931283175945282},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.7648670673370361},{"id":"https://openalex.org/C58754882","wikidata":"https://www.wikidata.org/wiki/Q1502887","display_name":"Geodetic datum","level":2,"score":0.6536394357681274},{"id":"https://openalex.org/C142670403","wikidata":"https://www.wikidata.org/wiki/Q244743","display_name":"Earth's rotation","level":2,"score":0.5881487131118774},{"id":"https://openalex.org/C14279187","wikidata":"https://www.wikidata.org/wiki/Q5514012","display_name":"GNSS applications","level":3,"score":0.5102839469909668},{"id":"https://openalex.org/C81005367","wikidata":"https://www.wikidata.org/wiki/Q1413924","display_name":"Satellite laser ranging","level":4,"score":0.4798509478569031},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.47463640570640564},{"id":"https://openalex.org/C46668750","wikidata":"https://www.wikidata.org/wiki/Q2167025","display_name":"Polar motion","level":3,"score":0.43883758783340454},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4116087555885315},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34284737706184387},{"id":"https://openalex.org/C60229501","wikidata":"https://www.wikidata.org/wiki/Q18822","display_name":"Global Positioning System","level":2,"score":0.24952545762062073},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15438783168792725},{"id":"https://openalex.org/C2985143356","wikidata":"https://www.wikidata.org/wiki/Q1426632","display_name":"Laser ranging","level":3,"score":0.0984824001789093},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08225288987159729},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08126828074455261},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/rs16020333","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16020333","pdf_url":"https://www.mdpi.com/2072-4292/16/2/333/pdf?version=1705298184","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:dced40d1b4b747e08998763681403ea0","is_oa":true,"landing_page_url":"https://doaj.org/article/dced40d1b4b747e08998763681403ea0","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 16, Iss 2, p 333 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/rs16020333","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16020333","pdf_url":"https://www.mdpi.com/2072-4292/16/2/333/pdf?version=1705298184","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life below water","id":"https://metadata.un.org/sdg/14","score":0.4399999976158142}],"awards":[{"id":"https://openalex.org/G1321267521","display_name":null,"funder_award_id":"42304095","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2073135226","display_name":null,"funder_award_id":"42030105","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2979338007","display_name":null,"funder_award_id":"41874035","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3085993365","display_name":null,"funder_award_id":"(Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6058138561","display_name":null,"funder_award_id":", No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7726157001","display_name":null,"funder_award_id":"Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7883407288","display_name":null,"funder_award_id":"230600003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322839","display_name":"Technische Universit\u00e4t Wien","ror":"https://ror.org/04d836q62"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4390885386.pdf"},"referenced_works_count":55,"referenced_works":["https://openalex.org/W28961241","https://openalex.org/W88995560","https://openalex.org/W90886499","https://openalex.org/W239762720","https://openalex.org/W1547669723","https://openalex.org/W1558032827","https://openalex.org/W1675394251","https://openalex.org/W1917116705","https://openalex.org/W1972030336","https://openalex.org/W1984443358","https://openalex.org/W1992094596","https://openalex.org/W1994202426","https://openalex.org/W2000341145","https://openalex.org/W2013861541","https://openalex.org/W2030971468","https://openalex.org/W2045989154","https://openalex.org/W2053987409","https://openalex.org/W2054330182","https://openalex.org/W2054490133","https://openalex.org/W2066653307","https://openalex.org/W2075702080","https://openalex.org/W2075998153","https://openalex.org/W2086382749","https://openalex.org/W2118790391","https://openalex.org/W2133342616","https://openalex.org/W2140050818","https://openalex.org/W2148865616","https://openalex.org/W2157947912","https://openalex.org/W2182422153","https://openalex.org/W2305890459","https://openalex.org/W2344390745","https://openalex.org/W2374639130","https://openalex.org/W2484152823","https://openalex.org/W2593915908","https://openalex.org/W2755346628","https://openalex.org/W2789038287","https://openalex.org/W2801083352","https://openalex.org/W2885434589","https://openalex.org/W2892159531","https://openalex.org/W2964801665","https://openalex.org/W3021713880","https://openalex.org/W3029310537","https://openalex.org/W3161807204","https://openalex.org/W4224444533","https://openalex.org/W4226024044","https://openalex.org/W4285241059","https://openalex.org/W4291189676","https://openalex.org/W4308342547","https://openalex.org/W4323658007","https://openalex.org/W4377138304","https://openalex.org/W6672017893","https://openalex.org/W6677643577","https://openalex.org/W6722407717","https://openalex.org/W6744353969","https://openalex.org/W6780315520"],"related_works":["https://openalex.org/W2354505632","https://openalex.org/W1637671076","https://openalex.org/W1993337540","https://openalex.org/W2757316209","https://openalex.org/W1628815415","https://openalex.org/W3030533599","https://openalex.org/W2124662745","https://openalex.org/W2962910748","https://openalex.org/W1481996244","https://openalex.org/W785598383"],"abstract_inverted_index":{"Earth":[0,137],"rotation":[1,87],"parameters":[2,88],"(ERPs)":[3],"are":[4,132],"fundamental":[5],"to":[6,84,125,218,347],"geodetic":[7],"and":[8,16,32,46,101,105,119,139,179,213,239,247,263,276,286,294,307,327,350],"astronomical":[9],"studies.":[10],"With":[11],"its":[12],"high":[13],"measurement":[14],"accuracy":[15,156,191,331],"stability,":[17],"the":[18,30,34,39,50,53,61,65,91,96,102,115,120,135,154,160,171,175,180,186,190,193,197,207,210,219,224,229,254,257,260,269,274,290,297,311,325,334],"Very":[19],"Long":[20],"Baseline":[21],"Interferometry":[22],"(VLBI)":[23],"plays":[24],"an":[25],"irreplaceable":[26],"role":[27],"in":[28,332,345],"estimating":[29,333],"ERPs":[31,194,335],"maintaining":[33],"earth":[35],"reference":[36],"frame.":[37],"However,":[38],"imperfect":[40],"global":[41],"station":[42],"distribution,":[43],"observation":[44,94,99,108],"discontinuity,":[45],"vast":[47],"cost":[48],"of":[49,64,82,162,177,182,192,209,249,259,324,343],"VLBI":[51,98,107,255,328],"make":[52],"GNSS":[54],"a":[55,80],"more":[56,167],"attractive":[57],"technique.":[58],"In":[59,75],"2020,":[60],"third":[62],"generation":[63],"BeiDou":[66],"Navigation":[67],"System":[68],"(BDS),":[69],"namely":[70,114],"BDS-3,":[71],"was":[72,234,281,302,316],"constructed":[73],"completely.":[74],"this":[76],"study,":[77],"we":[78],"conducted":[79],"series":[81],"experiments":[83],"estimate":[85],"Earth\u2019s":[86],"based":[89],"on":[90],"continuous":[92],"BDS-3":[93,104,163,198,211,326],"data,":[95,100],"discontinuous":[97,106],"combined":[103,291],"data.":[109],"We":[110],"used":[111],"two":[112],"methods,":[113],"weighted":[116,298],"averaging":[117,299],"method":[118,315],"normal":[121,312],"equation":[122,313],"combination":[123,128,314],"method,":[124],"obtain":[126],"ERP":[127,220],"solutions.":[129],"The":[130,279],"results":[131,150],"compared":[133],"with":[134],"International":[136],"Rotation":[138],"Reference":[140],"Systems":[141],"Service":[142],"(IERS)":[143],"EOP":[144],"20C04":[145],"at":[146],"00:00:00":[147],"UTC.":[148],"Final":[149],"show":[151],"that":[152,206,320,340],"(a)":[153],"estimation":[155],"becomes":[157],"stable":[158],"when":[159,310],"number":[161,176],"tracking":[164],"stations":[165,178,188],"is":[166],"than":[168],"40.":[169],"At":[170],"same":[172],"time,":[173],"both":[174],"volume":[181],"polyhedrons":[183],"formed":[184],"by":[185,196,321],"observing":[187],"affect":[189],"estimated":[195],"or":[199],"VLBI.":[200],"(b)":[201],"Results":[202],"have":[203],"also":[204],"shown":[205],"inclusion":[208],"IGSO":[212],"GEO":[214],"satellites":[215,227],"contributes":[216],"little":[217],"estimation.":[221],"(c)":[222],"For":[223,253],"BDS-3-only":[225],"MEO":[226],"solution,":[228,256],"root":[230],"mean":[231],"square":[232],"(RMS)":[233],"113.2":[235],"\u00b5as,":[236,238,283,285,304,306],"102.8":[237],"13.1":[240],"\u00b5s/day":[241,288,309],"for":[242,268,273,289],"X-pole":[243],"coordinate,":[244,246],"Y-pole":[245],"length":[248],"day":[250],"(LOD),":[251],"respectively.":[252],"RMSs":[258],"X-pole,":[261,270,292],"Y-pole,":[262,275,293],"LOD":[264,295],"were":[265],"100.4":[266],"\u00b5as":[267,272],"94.2":[271],"14.1":[277],"\u00b5s/day.":[278],"RMS":[280],"82.6":[282],"70.3":[284],"10.5":[287],"using":[296,341],"method.":[300],"It":[301],"78.2":[303],"62.6":[305],"8.6":[308],"applied.":[317],"This":[318],"demonstrates":[319],"taking":[322],"advantage":[323],"technique":[329],"combinations,":[330],"can":[336],"be":[337],"improved":[338],"over":[339],"either":[342],"them,":[344],"addition":[346],"enhanced":[348],"stability":[349],"reliability.":[351]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-04-19T08:26:33.389920","created_date":"2025-10-10T00:00:00"}