{"id":"https://openalex.org/W7204166751","doi":"https://doi.org/10.3847/1538-3881/ae9d7a","title":"Modeling the Technical Specifications for Future Multiobject-spectroscopy Instrumentation","display_name":"Modeling the Technical Specifications for Future Multiobject-spectroscopy Instrumentation","publication_year":2026,"publication_date":"2026-09-25","ids":{"openalex":"https://openalex.org/W7204166751","doi":"https://doi.org/10.3847/1538-3881/ae9d7a"},"language":"en","primary_location":{"id":"doi:10.3847/1538-3881/ae9d7a","doi":"https://doi.org/10.3847/1538-3881/ae9d7a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-3881/ae9d7a","pdf_url":null,"source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.3847/1538-3881/ae9d7a","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111536772","display_name":"U.T. Ahmed","orcid":"https://orcid.org/0000-0002-0309-1599","observed_orcids":["https://orcid.org/0000-0002-0309-1599"]},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Ummee T. Ahmed","raw_affiliation_strings":["Macquarie University"],"raw_orcid":"https://orcid.org/0000-0002-0309-1599","affiliations":[{"raw_affiliation_string":"Macquarie University","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148169042","display_name":"Andrew Hopkins","orcid":"https://orcid.org/0000-0002-6097-2747","observed_orcids":["https://orcid.org/0000-0002-6097-2747"]},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Andrew M. Hopkins","raw_affiliation_strings":["Macquarie University"],"raw_orcid":"https://orcid.org/0000-0002-6097-2747","affiliations":[{"raw_affiliation_string":"Macquarie University","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5139880219","display_name":"Simon Ellis","orcid":"https://orcid.org/0000-0002-0742-379X","observed_orcids":["https://orcid.org/0000-0002-0742-379X"]},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Simon C. Ellis","raw_affiliation_strings":["Macquarie University"],"raw_orcid":"https://orcid.org/0000-0002-0742-379X","affiliations":[{"raw_affiliation_string":"Macquarie University","institution_ids":["https://openalex.org/I99043593"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111536772"],"corresponding_institution_ids":["https://openalex.org/I99043593"],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":{"value":4499,"currency":"USD","value_usd":4499},"fwci":2.8939,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.94145199,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":96},"biblio":{"volume":"172","issue":"4","first_page":"226","last_page":"226"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T12917","display_name":"Astronomy and Astrophysical Research","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.00039999998989515007,"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"}},{"id":"https://openalex.org/T14163","display_name":"Astronomical Observations and Instrumentation","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/multi-object-spectroscopy","display_name":"multi-object spectroscopy","score":0.968999981880188},{"id":"https://openalex.org/keywords/fiber-positioner","display_name":"fiber positioner","score":0.9359999895095825},{"id":"https://openalex.org/keywords/next-generation-telescopes","display_name":"next-generation telescopes","score":0.5839999914169312},{"id":"https://openalex.org/keywords/technical-specifications","display_name":"technical specifications","score":0.5740000009536743},{"id":"https://openalex.org/keywords/target-density","display_name":"target density","score":0.6549999713897705},{"id":"https://openalex.org/keywords/fiber-density","display_name":"fiber density","score":0.9190000295639038}],"concepts":[{"id":"https://openalex.org/C118530786","wikidata":"https://www.wikidata.org/wiki/Q1134732","display_name":"Instrumentation (computer programming)","level":2,"score":0.8622000217437744},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.6730999946594238},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5170000195503235},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.47920000553131104},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.438400000333786},{"id":"https://openalex.org/C133162039","wikidata":"https://www.wikidata.org/wiki/Q1061077","display_name":"Code generation","level":3,"score":0.3686000108718872},{"id":"https://openalex.org/C519885992","wikidata":"https://www.wikidata.org/wiki/Q161","display_name":"Fiber","level":2,"score":0.36169999837875366},{"id":"https://openalex.org/C17231256","wikidata":"https://www.wikidata.org/wiki/Q5156540","display_name":"Completeness (order theory)","level":2,"score":0.3499999940395355},{"id":"https://openalex.org/C194232370","wikidata":"https://www.wikidata.org/wiki/Q162","display_name":"Optical fiber","level":2,"score":0.32100000977516174},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.30820000171661377},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.30379998683929443},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.30070000886917114},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.29809999465942383},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.27720001339912415},{"id":"https://openalex.org/C24119478","wikidata":"https://www.wikidata.org/wiki/Q679871","display_name":"Systems analysis","level":2,"score":0.2709999978542328},{"id":"https://openalex.org/C167740415","wikidata":"https://www.wikidata.org/wiki/Q2876213","display_name":"Aerospace","level":2,"score":0.26159998774528503},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.25459998846054077},{"id":"https://openalex.org/C2992077309","wikidata":"https://www.wikidata.org/wiki/Q55607839","display_name":"Code of practice","level":2,"score":0.2500999867916107}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3847/1538-3881/ae9d7a","doi":"https://doi.org/10.3847/1538-3881/ae9d7a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-3881/ae9d7a","pdf_url":null,"source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2608.22172","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2608.22172","pdf_url":"https://arxiv.org/pdf/2608.22172","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:doaj.org/article:c3d692ca8c5c41cba25c547d7268a37c","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/c3d692ca8c5c41cba25c547d7268a37c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"The Astronomical Journal, Vol 172, Iss 4, p 226 (2026)","raw_type":"article"},{"id":"doi:10.48550/arxiv.2608.22172","doi":"https://doi.org/10.48550/arxiv.2608.22172","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2608.22172","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.3847/1538-3881/ae9d7a","doi":"https://doi.org/10.3847/1538-3881/ae9d7a","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-3881/ae9d7a","pdf_url":null,"source":{"id":"https://openalex.org/S100695177","display_name":"The Astronomical Journal","issn_l":"0004-6256","issn":["0004-6256","1538-3881"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","jufo-1","norway-1","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311669","host_organization_name":"Institute of Physics","host_organization_lineage":["https://openalex.org/P4310311669"],"host_organization_lineage_names":["Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astronomical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/10","score":0.713762640953064,"display_name":"Reduced inequalities"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"We":[1],"investigate":[2],"a":[3,38,69],"proof-of-concept":[4],"code":[5,17],"designed":[6],"to":[7,77],"model":[8],"the":[9,30,43,63,73,85,91,100,111,117,127],"functionality":[10],"of":[11,22,41,67,75,87,113,120,129],"current-generation":[12],"astronomical":[13,26],"fiber-positioner":[14],"instruments.":[15],"This":[16,94,108],"accommodates":[18],"an":[19],"arbitrary":[20],"number":[21],"fiber":[23,53],"probes":[24],"and":[25,45,55,57,65],"targets.":[27],"To":[28],"establish":[29],"prerequisites":[31],"for":[32,103,116],"future":[33,104],"fiber-positioning":[34],"technologies,":[35],"we":[36],"conduct":[37],"systematic":[39],"analysis":[40],"both":[42],"observational":[44],"instrumentation":[46,124],"parameter":[47],"space":[48],"(such":[49],"as":[50],"target":[51],"density,":[52,54],"exclusion":[56],"patrol":[58],"radius).":[59],"The":[60],"tool":[61,95],"assesses":[62],"efficiency":[64],"completeness":[66],"such":[68],"system":[70],"by":[71],"modeling":[72],"allocation":[74],"fibers":[76],"targets":[78],"over":[79],"multiple":[80],"visits":[81],"or":[82,126],"observations,":[83],"enabling":[84],"quantification":[86],"performance":[88],"based":[89],"on":[90],"specific":[92],"parameters.":[93],"holds":[96],"significance":[97],"in":[98],"delineating":[99],"technical":[101],"specifications":[102],"multiobject-spectroscopy":[105],"(MOS)":[106],"instrumentation.":[107],"will":[109],"inform":[110],"development":[112],"new":[114],"technologies":[115],"next":[118],"generation":[119],"telescopes":[121],"using":[122],"novel":[123],"techniques":[125],"extension":[128],"existing":[130],"technologies.":[131]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2026-08-26T00:00:00"}