{"id":"https://openalex.org/W7214080932","doi":"https://doi.org/10.48550/arxiv.2609.25137","title":"Event Detection and Finite-Grid Effects at an Imposed Absorbing Boundary in Newtonian Black Hole Orbit Integrations","display_name":"Event Detection and Finite-Grid Effects at an Imposed Absorbing Boundary in Newtonian Black Hole Orbit Integrations","publication_year":2026,"publication_date":"2026-09-21","ids":{"openalex":"https://openalex.org/W7214080932","doi":"https://doi.org/10.48550/arxiv.2609.25137"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:2609.25137","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.25137","pdf_url":"https://arxiv.org/pdf/2609.25137","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2609.25137","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111349122","display_name":"Gregory M Davis","orcid":"https://orcid.org/0000-0002-9308-9790","observed_orcids":["https://orcid.org/0000-0002-9308-9790"]},"institutions":[{"id":"https://openalex.org/I57093077","display_name":"Swinburne University of Technology","ror":"https://ror.org/031rekg67","country_code":"AU","type":"education","lineage":["https://openalex.org/I57093077"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Davis, Gregory M","raw_affiliation_strings":["Swinburne University of Technology , School of Health Sciences , Victoria , Australia","Swinburne University of Technology , Space Technology and Industry Institute , Victoria , Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Swinburne University of Technology , School of Health Sciences , Victoria , Australia","institution_ids":["https://openalex.org/I57093077"]},{"raw_affiliation_string":"Swinburne University of Technology , Space Technology and Industry Institute , Victoria , Australia","institution_ids":["https://openalex.org/I57093077"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111349122"],"corresponding_institution_ids":["https://openalex.org/I57093077"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.5669000148773193,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.5669000148773193,"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/T10463","display_name":"Pulsars and Gravitational Waves Research","score":0.3359000086784363,"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/T10039","display_name":"Stellar, planetary, and galactic studies","score":0.014600000344216824,"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/absorbing-boundary-conditions","display_name":"absorbing boundary conditions","score":0.8870000243186951},{"id":"https://openalex.org/keywords/orbit-classification","display_name":"orbit classification","score":0.6209999918937683},{"id":"https://openalex.org/keywords/keplerian-motion","display_name":"Keplerian motion","score":0.531000018119812}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6133000254631042},{"id":"https://openalex.org/C54937798","wikidata":"https://www.wikidata.org/wiki/Q2024141","display_name":"Massless particle","level":2,"score":0.5442000031471252},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.5127000212669373},{"id":"https://openalex.org/C196644772","wikidata":"https://www.wikidata.org/wiki/Q3884964","display_name":"Orbit (dynamics)","level":2,"score":0.47519999742507935},{"id":"https://openalex.org/C182310444","wikidata":"https://www.wikidata.org/wiki/Q1332643","display_name":"Boundary value problem","level":2,"score":0.4706999957561493},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.42010000348091125},{"id":"https://openalex.org/C294558","wikidata":"https://www.wikidata.org/wiki/Q366968","display_name":"Newtonian fluid","level":2,"score":0.3953000009059906},{"id":"https://openalex.org/C115304011","wikidata":"https://www.wikidata.org/wiki/Q72755","display_name":"Schwarzschild radius","level":3,"score":0.3889999985694885},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.3880000114440918},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.38339999318122864},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.34950000047683716},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.3253999948501587},{"id":"https://openalex.org/C59108619","wikidata":"https://www.wikidata.org/wiki/Q2261398","display_name":"Circular orbit","level":2,"score":0.3084999918937683},{"id":"https://openalex.org/C125311221","wikidata":"https://www.wikidata.org/wiki/Q208474","display_name":"Orbital eccentricity","level":3,"score":0.29660001397132874},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2957000136375427},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2957000136375427},{"id":"https://openalex.org/C48753275","wikidata":"https://www.wikidata.org/wiki/Q11216","display_name":"Numerical analysis","level":2,"score":0.28769999742507935},{"id":"https://openalex.org/C164380108","wikidata":"https://www.wikidata.org/wiki/Q507187","display_name":"Attractor","level":2,"score":0.2851000130176544},{"id":"https://openalex.org/C44715290","wikidata":"https://www.wikidata.org/wiki/Q13012237","display_name":"Numerical relativity","level":3,"score":0.2815999984741211},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.2653999924659729},{"id":"https://openalex.org/C500300565","wikidata":"https://www.wikidata.org/wiki/Q925667","display_name":"Computer simulation","level":2,"score":0.2637999951839447},{"id":"https://openalex.org/C127349201","wikidata":"https://www.wikidata.org/wiki/Q753445","display_name":"Numerical integration","level":2,"score":0.2578999996185303},{"id":"https://openalex.org/C3020199158","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"High resolution","level":2,"score":0.25040000677108765}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:2609.25137","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.25137","pdf_url":"https://arxiv.org/pdf/2609.25137","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"doi:10.48550/arxiv.2609.25137","doi":"https://doi.org/10.48550/arxiv.2609.25137","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2609.25137","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":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2609.25137","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2609.25137","pdf_url":"https://arxiv.org/pdf/2609.25137","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7214080932.pdf","grobid_xml":"https://content.openalex.org/works/W7214080932.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W1942790909","https://openalex.org/W1974984444","https://openalex.org/W1979718451","https://openalex.org/W2040346556","https://openalex.org/W2041647268","https://openalex.org/W2080998747","https://openalex.org/W2091092902","https://openalex.org/W2107852741","https://openalex.org/W2126701677","https://openalex.org/W2799254991","https://openalex.org/W4388191292","https://openalex.org/W4391644027","https://openalex.org/W4416888743"],"related_works":["https://openalex.org/W7095323373","https://openalex.org/W1997367763","https://openalex.org/W2802822095","https://openalex.org/W3016584237","https://openalex.org/W3171940176","https://openalex.org/W2405066791","https://openalex.org/W3021812817","https://openalex.org/W166592993","https://openalex.org/W3092932263","https://openalex.org/W3143995523"],"abstract_inverted_index":{"Numerical":[0],"classification":[1,61,90],"of":[2,23],"black-hole":[3],"orbits":[4],"can":[5,62,72,117],"depend":[6,118],"on":[7,91,119],"how":[8,20],"prescribed":[9],"inner":[10],"capture":[11],"or":[12],"absorbing":[13,46],"boundaries":[14],"are":[15],"implemented.":[16],"This":[17],"study":[18],"investigated":[19],"discrete":[21],"evaluation":[22,69,82],"such":[24],"a":[25],"boundary":[26,47,123],"affects":[27],"orbit":[28],"classification.":[29],"Massless":[30],"particles":[31,74],"were":[32],"integrated":[33],"about":[34],"an":[35,45,113],"isolated":[36],"Newtonian":[37],"point":[38],"mass":[39],"and":[40,124],"initialized":[41],"at":[42,48,70,83],"periapsis":[43,55,103,116],"with":[44],"rsink":[49],"=":[50,85],"104RS.":[51],"Because":[52],"the":[53,59,78,88,96,100,105,121,129],"Keplerian":[54],"q":[56],"is":[57],"constant,":[58],"expected":[60],"be":[63],"analytically":[64],"determined.":[65],"A":[66],"classifier":[67],"omitting":[68],"initialization":[71],"miss":[73],"that":[75,112],"already":[76],"satisfy":[77],"removal":[79],"criterion,":[80],"but":[81],"t":[84],"0":[86],"reproduced":[87],"analytic":[89],"every":[92],"sampled":[93],"grid.":[94],"As":[95],"grid":[97],"resolution":[98],"increased,":[99],"inferred":[101],"critical":[102,115],"approached":[104],"imposed":[106,122],"sink":[107],"radius.":[108],"These":[109],"results":[110],"demonstrate":[111],"apparent":[114],"both":[120],"its":[125],"numerical":[126,133],"evaluation,":[127],"emphasizing":[128],"need":[130],"to":[131],"distinguish":[132],"effects":[134],"from":[135],"genuine":[136],"dynamical":[137],"thresholds.":[138]},"counts_by_year":[],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2026-09-24T00:00:00"}
