{"id":"https://openalex.org/W7225338745","doi":"https://doi.org/10.22541/essoar.15011753/v1","title":"How reliable are Titan's sea depths? An IHO S-44 classification of Cassini bathymetry and the volume of Titan's surface liquids","display_name":"How reliable are Titan's sea depths? An IHO S-44 classification of Cassini bathymetry and the volume of Titan's surface liquids","publication_year":2026,"publication_date":"2026-11-05","ids":{"openalex":"https://openalex.org/W7225338745","doi":"https://doi.org/10.22541/essoar.15011753/v1"},"language":"en","primary_location":{"id":"doi:10.22541/essoar.15011753/v1","doi":"https://doi.org/10.22541/essoar.15011753/v1","is_oa":false,"landing_page_url":"https://doi.org/10.22541/essoar.15011753/v1","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"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/A5138604726","display_name":"D. Shobha Mourya Dumpati","orcid":"https://orcid.org/0009-0006-7086-7058","observed_orcids":["https://orcid.org/0009-0006-7086-7058"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Shobha Mourya Dumpati","raw_affiliation_strings":["Miti Field Laboratories, 23 Spital, Aberdeen, United Kingdom"],"raw_orcid":"https://orcid.org/0009-0006-7086-7058","affiliations":[{"raw_affiliation_string":"Miti Field Laboratories, 23 Spital, Aberdeen, United Kingdom","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5138604726"],"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/T10325","display_name":"Astro and Planetary Science","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10325","display_name":"Astro and Planetary Science","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T10406","display_name":"Planetary Science and Exploration","score":0.004600000102072954,"subfield":{"id":"https://openalex.org/subfields/1912","display_name":"Space and Planetary Science"},"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/T11609","display_name":"Geophysical Methods and Applications","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/titan","display_name":"Titan","score":0.902999997138977},{"id":"https://openalex.org/keywords/lake-depth","display_name":"lake depth","score":0.4650000035762787},{"id":"https://openalex.org/keywords/ocean-depth","display_name":"ocean depth","score":0.4790000021457672},{"id":"https://openalex.org/keywords/radar-backscatter","display_name":"radar backscatter","score":0.6110000014305115}],"concepts":[{"id":"https://openalex.org/C174943157","wikidata":"https://www.wikidata.org/wiki/Q810826","display_name":"Bathymetry","level":2,"score":0.713100016117096},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.7077999711036682},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5817999839782715},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.5748000144958496},{"id":"https://openalex.org/C55510283","wikidata":"https://www.wikidata.org/wiki/Q1382947","display_name":"Depth sounding","level":2,"score":0.5565999746322632},{"id":"https://openalex.org/C50254455","wikidata":"https://www.wikidata.org/wiki/Q1164536","display_name":"Echo sounding","level":2,"score":0.4424000084400177},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.43309998512268066},{"id":"https://openalex.org/C30354325","wikidata":"https://www.wikidata.org/wiki/Q204667","display_name":"Backscatter (email)","level":3,"score":0.40209999680519104},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.37880000472068787},{"id":"https://openalex.org/C181843262","wikidata":"https://www.wikidata.org/wiki/Q640492","display_name":"Digital elevation model","level":2,"score":0.36399999260902405},{"id":"https://openalex.org/C20556612","wikidata":"https://www.wikidata.org/wiki/Q4469374","display_name":"Volume (thermodynamics)","level":2,"score":0.3395000100135803},{"id":"https://openalex.org/C80989030","wikidata":"https://www.wikidata.org/wiki/Q185969","display_name":"Geoid","level":3,"score":0.31949999928474426},{"id":"https://openalex.org/C7305733","wikidata":"https://www.wikidata.org/wiki/Q207961","display_name":"Geometric shape","level":2,"score":0.31619998812675476},{"id":"https://openalex.org/C152382732","wikidata":"https://www.wikidata.org/wiki/Q468756","display_name":"Shore","level":2,"score":0.3109999895095825},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3084999918937683},{"id":"https://openalex.org/C107365816","wikidata":"https://www.wikidata.org/wiki/Q114817","display_name":"Surface roughness","level":2,"score":0.30480000376701355},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.2955999970436096},{"id":"https://openalex.org/C58754882","wikidata":"https://www.wikidata.org/wiki/Q1502887","display_name":"Geodetic datum","level":2,"score":0.28279998898506165},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.2793000042438507},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.2791000008583069},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.27149999141693115},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.27129998803138733},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.2637999951839447}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.22541/essoar.15011753/v1","doi":"https://doi.org/10.22541/essoar.15011753/v1","is_oa":false,"landing_page_url":"https://doi.org/10.22541/essoar.15011753/v1","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2285198425","https://openalex.org/W2540920946","https://openalex.org/W3048901145","https://openalex.org/W2753141308","https://openalex.org/W3010947908","https://openalex.org/W1500966187","https://openalex.org/W7135191007","https://openalex.org/W2253009438","https://openalex.org/W2059383558","https://openalex.org/W2282720687"],"abstract_inverted_index":{"Titan's":[0,241],"lakes":[1,199],"and":[2,28,39,65,72,75,103,111,208],"seas":[3],"are":[4],"the":[5,50,82,87,98,106,119,130,144,177,186,193,198,201],"only":[6,227,249],"stable":[7],"surface":[8],"liquids":[9],"known":[10],"beyond":[11],"Earth,":[12],"yet":[13],"their":[14],"published":[15,45],"depths":[16,157,168],"8":[17],"come":[18],"from":[19,153,206],"methods":[20],"of":[21,86,126,163,175,240],"very":[22],"different":[23],"reliability:":[24],"radar":[25,35,93,251],"soundings":[26,187],"with":[27,49,151,197,236],"without":[29],"a":[30,160,215],"detected":[31],"floor,":[32],"9":[33],"calibrated":[34],"backscatter,":[36],"microwave":[37],"radiometry":[38],"geometric":[40,156,212],"models.":[41],"We":[42],"classify":[43],"every":[44,115],"10":[46],"Titan":[47,258],"depth":[48,148],"International":[51],"Hydrographic":[52],"Organization":[53],"standard":[54],"S-44":[55,263],"(Edition":[56],"6.2.0),":[57],"whose":[58],"11":[59],"Specification":[60],"Matrix":[61,101],"accommodates":[62],"non-navigational":[63],"data,":[64],"assign":[66],"each":[67],"result":[68],"an":[69,209,230],"evidence":[70],"class":[71],"12":[73],"provenance":[74],"completeness":[76],"flags.":[77],"No":[78],"Cassini":[79],"sounding":[80],"reaches":[81,224],"coarsest":[83,131],"navigational":[84],"order":[85],"13":[88],"standard.":[89],"Of":[90],"99":[91],"inverted":[92],"bursts,":[94],"54%":[95],"fall":[96],"in":[97,105,118,262],"25":[99],"m":[100,108,226],"cell":[102,133],"40%":[104],"50\u2013100":[107],"cells,":[109],"14":[110],"liquid-permittivity":[112],"uncertainty":[113],"places":[114],"sounded":[116],"body":[117],"same":[120],"depth-proportional":[121],"cell.":[122],"15":[123],"Footprint":[124],"radii":[125],"3\u201310":[127],"km":[128],"exceed":[129],"horizontal":[132],"6-":[134],"to":[135,185],"20-fold,":[136],"so":[137,155],"we":[138,253],"propose":[139],"extension":[140],"16":[141],"cells.":[142],"Along":[143],"Ligeia":[145],"Mare":[146,223],"track,":[147],"correlates":[149],"poorly":[150],"distance":[152],"shore,":[154],"17":[158],"carry":[159],"root-mean-square":[161],"misfit":[162],"about":[164],"33":[165],"m.":[166],"Sounded":[167],"imply":[169],"shore":[170],"gradients":[171],"2\u20136":[172],"times":[173],"those":[174],"18":[176],"uniform-slope":[178],"volume":[179],"model.":[180],"A":[181],"concave":[182],"profile":[183,234],"fitted":[184],"gives":[188],"58,600\u201368,600":[189],"km3":[190,203],"for":[191],"19":[192],"three":[194],"seas,":[195],"which":[196,214],"overlaps":[200],"~70,000":[202],"lower":[204],"limit":[205],"backscatter":[207],"earlier":[210],"20":[211],"model,":[213],"single":[216],"shared":[217],"uniform":[218],"slope":[219],"cannot":[220],"reach.":[221],"Kraken":[222],"300":[225],"21":[228],"under":[229],"extremely":[231],"convex":[232],"shore-distance":[233],"or":[235],"area-based":[237],"scaling.":[238],"Most":[239],"surface-22":[242],"liquid":[243],"inventory":[244],"rests":[245],"on":[246],"assumptions":[247],"bounded":[248],"by":[250],"non-detections;":[252],"recommend":[254],"that":[255],"future":[256],"23":[257],"bathymetry":[259],"report":[260],"uncertainties":[261],"form.":[264],"24":[265]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2026-11-06T00:00:00"}