{"id":"https://openalex.org/W2895901202","doi":"https://doi.org/10.2514/1.i010645","title":"Automatic Orbit Selection for a Radio Interferometric Spacecraft Constellation","display_name":"Automatic Orbit Selection for a Radio Interferometric Spacecraft Constellation","publication_year":2018,"publication_date":"2018-10-22","ids":{"openalex":"https://openalex.org/W2895901202","doi":"https://doi.org/10.2514/1.i010645","mag":"2895901202"},"language":"en","primary_location":{"id":"doi:10.2514/1.i010645","is_oa":false,"landing_page_url":"https://doi.org/10.2514/1.i010645","pdf_url":null,"source":{"id":"https://openalex.org/S4210240151","display_name":"Journal of Aerospace Information Systems","issn_l":"2327-3097","issn":["2327-3097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315709","host_organization_name":"American Institute of Aeronautics and Astronautics","host_organization_lineage":["https://openalex.org/P4310315709"],"host_organization_lineage_names":["American Institute of Aeronautics and Astronautics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030928224","display_name":"Steve Schaffer","orcid":null},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Steve Schaffer","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078367630","display_name":"Steve Chien","orcid":"https://orcid.org/0000-0003-1023-9480"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steve Chien","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015290912","display_name":"Andrew Branch","orcid":"https://orcid.org/0000-0002-9877-6944"},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andrew Branch","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099","institution_ids":["https://openalex.org/I1334627681"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034701130","display_name":"Sonia L\u00f3pez Hern\u00e1ndez","orcid":null},"institutions":[{"id":"https://openalex.org/I1334627681","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916","country_code":"US","type":"facility","lineage":["https://openalex.org/I122411786","https://openalex.org/I1334627681","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sonia Hernandez","raw_affiliation_strings":["Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099"],"affiliations":[{"raw_affiliation_string":"Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109-8099","institution_ids":["https://openalex.org/I1334627681"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5030928224"],"corresponding_institution_ids":["https://openalex.org/I1334627681"],"apc_list":null,"apc_paid":null,"fwci":0.1572,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.6288881,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"15","issue":"11","first_page":"627","last_page":"639"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11946","display_name":"Antenna Design and Optimization","score":0.9998000264167786,"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/T12042","display_name":"Satellite Communication Systems","score":0.9995999932289124,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/constellation","display_name":"Constellation","score":0.9252334237098694},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7150797843933105},{"id":"https://openalex.org/keywords/spacecraft","display_name":"Spacecraft","score":0.6938050985336304},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.5848946571350098},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.5335379838943481},{"id":"https://openalex.org/keywords/orbital-mechanics","display_name":"Orbital mechanics","score":0.4337462782859802},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.4041220545768738},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3874574303627014},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.30893492698669434},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2596890330314636},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13328471779823303},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12348756194114685},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12005159258842468},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.1125674843788147},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.09909343719482422}],"concepts":[{"id":"https://openalex.org/C70352696","wikidata":"https://www.wikidata.org/wiki/Q8928","display_name":"Constellation","level":2,"score":0.9252334237098694},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7150797843933105},{"id":"https://openalex.org/C29829512","wikidata":"https://www.wikidata.org/wiki/Q40218","display_name":"Spacecraft","level":2,"score":0.6938050985336304},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.5848946571350098},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.5335379838943481},{"id":"https://openalex.org/C6629501","wikidata":"https://www.wikidata.org/wiki/Q842433","display_name":"Orbital mechanics","level":3,"score":0.4337462782859802},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4041220545768738},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3874574303627014},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.30893492698669434},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2596890330314636},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13328471779823303},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12348756194114685},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12005159258842468},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.1125674843788147},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.09909343719482422},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2514/1.i010645","is_oa":false,"landing_page_url":"https://doi.org/10.2514/1.i010645","pdf_url":null,"source":{"id":"https://openalex.org/S4210240151","display_name":"Journal of Aerospace Information Systems","issn_l":"2327-3097","issn":["2327-3097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315709","host_organization_name":"American Institute of Aeronautics and Astronautics","host_organization_lineage":["https://openalex.org/P4310315709"],"host_organization_lineage_names":["American Institute of Aeronautics and Astronautics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Aerospace Information Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth","score":0.47999998927116394}],"awards":[],"funders":[{"id":"https://openalex.org/F4320332375","display_name":"Jet Propulsion Laboratory","ror":"https://ror.org/027k65916"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W952783030","https://openalex.org/W1507340186","https://openalex.org/W1525329694","https://openalex.org/W1633529777","https://openalex.org/W1988058184","https://openalex.org/W2013237893","https://openalex.org/W2018226924","https://openalex.org/W2024060531","https://openalex.org/W2032125518","https://openalex.org/W2043334673","https://openalex.org/W2046153597","https://openalex.org/W2052779929","https://openalex.org/W2088857433","https://openalex.org/W2093789253","https://openalex.org/W2119032654","https://openalex.org/W2282321533","https://openalex.org/W2567060232","https://openalex.org/W2762139206","https://openalex.org/W2793532526","https://openalex.org/W3104668883","https://openalex.org/W4241635778"],"related_works":["https://openalex.org/W2898860390","https://openalex.org/W2801080295","https://openalex.org/W2118489026","https://openalex.org/W2237025049","https://openalex.org/W2734340365","https://openalex.org/W4377236356","https://openalex.org/W1621586344","https://openalex.org/W2073282796","https://openalex.org/W2980925387","https://openalex.org/W4297997979"],"abstract_inverted_index":{"A":[0],"constellation":[1,61,96,127,134,156,176],"of":[2,30,53,59,113,131,143],"radio":[3],"telescope":[4],"spacecraft":[5,31],"can":[6],"leverage":[7],"interferometry":[8],"to":[9,109,123,179],"accurately":[10],"image":[11,167],"distant":[12],"objects":[13],"throughout":[14],"the":[15,28,50,54,64],"universe,":[16],"but":[17,104],"mission":[18,80,91,157],"design":[19,81,92,158],"must":[20],"balance":[21],"among":[22,125],"many":[23],"interrelated":[24],"constraints.":[25],"In":[26],"particular,":[27],"number":[29],"and":[32,63,107,145,161,177],"their":[33],"time-varying":[34],"orbital":[35,144],"parameters":[36],"determine":[37],"what":[38],"interferometric":[39,102,146],"baselines":[40],"are":[41],"feasible":[42],"for":[43,155],"each":[44,132],"target,":[45],"which":[46],"in":[47],"turn":[48],"drives":[49],"imaging":[51],"capabilities":[52],"constellation.":[55],"The":[56],"large":[57],"combinatorics":[58],"dynamic":[60],"configuration":[62,128],"numerous":[65],"competing":[66],"engineering":[67],"concerns":[68],"present":[69],"a":[70,173],"challenge":[71],"that":[72,89,99,151],"is":[73,159],"not":[74],"well":[75],"addressed":[76],"by":[77,138],"labor-intensive":[78],"manual":[79],"processes.":[82],"This":[83],"paper":[84],"describes":[85],"search-based":[86],"optimization":[87,115,154],"methods":[88],"direct":[90],"effort":[93],"toward":[94],"promising":[95],"geometries:":[97],"those":[98],"achieve":[100],"broad":[101],"coverage":[103],"remain":[105],"cost-effective":[106],"resilient":[108],"failures.":[110],"Six":[111],"families":[112],"automatic":[114],"algorithms":[116],"with":[117],"complementary":[118],"search":[119],"strategies":[120],"were":[121],"created":[122],"explore":[124],"explicit":[126],"plans.":[129],"Evaluation":[130],"candidate":[133],"plan":[135],"was":[136],"accelerated":[137],"efficiently":[139],"combining":[140],"precomputed":[141],"caches":[142],"data.":[147],"Comparative":[148],"results":[149],"indicate":[150],"leveraging":[152],"automated":[153],"practical":[160],"useful.":[162],"Optimized":[163],"constellations":[164],"demonstrated":[165],"target":[166],"reconstruction":[168],"errors":[169],"10%":[170],"better":[171,181],"than":[172,182],"manually":[174],"designed":[175],"up":[178],"35%":[180],"random":[183],"solutions.":[184]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}