{"id":"https://openalex.org/W2775201208","doi":"https://doi.org/10.48550/arxiv.1712.03832","title":"The NRL Program in X-ray Navigation","display_name":"The NRL Program in X-ray Navigation","publication_year":2017,"publication_date":"2017-12-11","ids":{"openalex":"https://openalex.org/W2775201208","doi":"https://doi.org/10.48550/arxiv.1712.03832","mag":"2775201208"},"language":"en","primary_location":{"id":"pmh:oai:arXiv.org:1712.03832","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1712.03832","pdf_url":"https://arxiv.org/pdf/1712.03832","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","indexed_in":["arxiv","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1712.03832","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108092973","display_name":"K. S. Wood","orcid":"https://orcid.org/0000-0002-7376-3151","observed_orcids":["https://orcid.org/0000-0002-7376-3151"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wood, Kent S.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5069770373","display_name":"Paul S. Ray","orcid":"https://orcid.org/0000-0002-5297-5278","observed_orcids":["https://orcid.org/0000-0002-5297-5278"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ray, Paul S.","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"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/T11325","display_name":"Inertial Sensor and Navigation","score":0.2777999937534332,"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/T11325","display_name":"Inertial Sensor and Navigation","score":0.2777999937534332,"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/T10655","display_name":"GNSS positioning and interference","score":0.22669999301433563,"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.0494999997317791,"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/attitude-estimation","display_name":"attitude estimation","score":0.890999972820282},{"id":"https://openalex.org/keywords/position-estimation","display_name":"positioning","score":0.7900000214576721},{"id":"https://openalex.org/keywords/timekeeping","display_name":"timekeeping","score":0.8410000205039978},{"id":"https://openalex.org/keywords/x-ray-sources","display_name":"X-ray sources","score":0.7770000100135803},{"id":"https://openalex.org/keywords/x-ray-astronomy","display_name":"X-ray astronomy","score":0.5289999842643738},{"id":"https://openalex.org/keywords/space-navigation","display_name":"space navigation","score":0.4950000047683716},{"id":"https://openalex.org/keywords/nasa-programs","display_name":"NASA programs","score":0.9350000023841858}],"concepts":[{"id":"https://openalex.org/C134066672","wikidata":"https://www.wikidata.org/wiki/Q1424639","display_name":"Payload (computing)","level":3,"score":0.8077371716499329},{"id":"https://openalex.org/C33566652","wikidata":"https://www.wikidata.org/wiki/Q1065927","display_name":"Theme (computing)","level":2,"score":0.6645238995552063},{"id":"https://openalex.org/C110363677","wikidata":"https://www.wikidata.org/wiki/Q4360","display_name":"Pulsar","level":2,"score":0.5983440279960632},{"id":"https://openalex.org/C2777891301","wikidata":"https://www.wikidata.org/wiki/Q3475123","display_name":"Navigation system","level":2,"score":0.48121193051338196},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.42562854290008545},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3934665024280548},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.35893505811691284},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.3392215371131897},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2284105122089386},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.1500958800315857},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12270966172218323},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.08887594938278198},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:arXiv.org:1712.03832","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1712.03832","pdf_url":"https://arxiv.org/pdf/1712.03832","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.1712.03832","doi":"https://doi.org/10.48550/arxiv.1712.03832","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1712.03832","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":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1712.03832","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1712.03832","pdf_url":"https://arxiv.org/pdf/1712.03832","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":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1621058779","https://openalex.org/W2109179795","https://openalex.org/W3043006627"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W1975075502","https://openalex.org/W2148103048","https://openalex.org/W1768009424","https://openalex.org/W1666170085","https://openalex.org/W1643132601","https://openalex.org/W3179390496","https://openalex.org/W2060089177","https://openalex.org/W3209730258","https://openalex.org/W4200168232"],"abstract_inverted_index":{"This":[0],"chapter":[1],"describes":[2],"the":[3,9,47,54,81],"development":[4],"of":[5,27,46,84,97],"X-ray":[6,28,39,61,85,98,109],"Navigation":[7],"at":[8],"Naval":[10],"Research":[11],"Laboratory":[12],"(NRL)":[13],"within":[14],"its":[15],"astrophysics":[16],"research":[17],"programs.":[18,79],"The":[19,49],"prospects":[20],"for":[21,101],"applications":[22],"emerged":[23],"from":[24],"early":[25],"discoveries":[26],"source":[29,99],"classes":[30],"and":[31,77,106],"their":[32],"properties.":[33],"Starting":[34],"around":[35],"1988":[36],"some":[37],"NRL":[38,65],"astronomy":[40],"programs":[41],"included":[42],"navigation":[43,62,86,110],"as":[44],"one":[45],"motivations.":[48],"USA":[50],"experiment":[51],"(1999)":[52],"was":[53],"first":[55],"flight":[56],"payload":[57],"with":[58],"an":[59],"explicit":[60],"theme.":[63],"Subsequently,":[64],"has":[66,88],"continued":[67],"to":[68,92],"work":[69],"in":[70,75],"this":[71],"area":[72],"through":[73],"participation":[74],"DARPA":[76],"NASA":[78],"Throughout,":[80],"general":[82],"concept":[83],"(XRNAV)":[87],"been":[89],"broad":[90],"enough":[91],"encompass":[93],"many":[94],"different":[95],"uses":[96],"observations":[100],"attitude":[102],"determination,":[103,105],"position":[104],"timekeeping.":[107],"Pulsar-based":[108],"(XNAV)":[111],"is":[112],"a":[113],"special":[114],"case.":[115]},"counts_by_year":[],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2025-10-10T00:00:00"}