<?xml version="1.0" encoding="UTF-8"?>
<seiscomp xmlns="http://geofon.gfz-potsdam.de/ns/seiscomp3-schema/0.13" version="0.13"><EventParameters><origin publicID="Origin/20250918023640.208057.4221779"><time><value>2025-09-17T20:57:42.023873Z</value><uncertainty>0.1626344919204712</uncertainty></time><latitude><value>52.56695556640625</value><uncertainty>3.4516379833221436</uncertainty></latitude><longitude><value>159.1421661376953</value><uncertainty>2.2086915969848633</uncertainty></longitude><depth><value>10</value><uncertainty>0</uncertainty></depth><methodID>LOCSAT</methodID><earthModelID>iasp91</earthModelID><quality><associatedPhaseCount>179</associatedPhaseCount><usedPhaseCount>139</usedPhaseCount><associatedStationCount>171</associatedStationCount><usedStationCount>139</usedStationCount><standardError>0.8288150384708749</standardError><azimuthalGap>116.6517791748047</azimuthalGap><maximumDistance>86.85572052001953</maximumDistance><minimumDistance>15.06587791442871</minimumDistance><medianDistance>32.63386535644531</medianDistance></quality><evaluationMode>automatic</evaluationMode><evaluationStatus>confirmed</evaluationStatus><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-18T02:36:40.208854Z</creationTime><modificationTime>2025-09-18T02:36:40.442363Z</modificationTime></creationInfo><comment><text>minPhaseConfirm</text><id>scevalMethod</id><creationInfo><creationTime>2025-09-18T02:36:40.442301Z</creationTime></creationInfo></comment><magnitude publicID="Origin/20250918023640.208057.4221779/netMag/M"><magnitude><value>5.246931565470883</value></magnitude><type>M</type><methodID>weighted average</methodID><stationCount>104</stationCount><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-18T02:36:40.535738Z</creationTime><modificationTime>2025-09-18T02:36:41.926264Z</modificationTime></creationInfo></magnitude></origin><origin publicID="Origin/20250917214541.160355.249221"><time><value>2025-09-17T20:57:42.023464Z</value></time><latitude><value>52.5672492980957</value></latitude><longitude><value>159.14405822753906</value></longitude><depth><value>45</value></depth><depthType>from moment tensor inversion</depthType><methodID>FocalMechanism</methodID><earthModelID>gemini-prem</earthModelID><quality><usedPhaseCount>130</usedPhaseCount><associatedStationCount>96</associatedStationCount><usedStationCount>79</usedStationCount><azimuthalGap>148.80686952207435</azimuthalGap><maximumDistance>49.59764277961168</maximumDistance><minimumDistance>8.436601601847661</minimumDistance></quality><type>hypocenter</type><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-17T21:45:41.159943Z</creationTime></creationInfo></origin><focalMechanism publicID="FocalMechanism/20250917214541.160127.249220"><triggeringOriginID>Origin/20250917213129.400164.4183183</triggeringOriginID><nodalPlanes><nodalPlane1><strike><value>193.79832881307894</value></strike><dip><value>59.33099678759981</value></dip><rake><value>93.33933847773287</value></rake></nodalPlane1><nodalPlane2><strike><value>7.27254599829064</value></strike><dip><value>30.832657814853874</value></dip><rake><value>84.39015829192404</value></rake></nodalPlane2></nodalPlanes><principalAxes><tAxis><azimuth><value>113.22304969206088</value></azimuth><plunge><value>75.43187931222324</value></plunge><length><value>2.0448192965502717e+17</value></length></tAxis><pAxis><azimuth><value>281.3625294048324</value></azimuth><plunge><value>14.26993582126994</value></plunge><length><value>-1.3707088753671229e+17</value></length></pAxis><nAxis><azimuth><value>12.093578803886817</value></azimuth><plunge><value>2.871836201199276</value></plunge><length><value>-67411042118314856</value></length></nAxis></principalAxes><azimuthalGap>148.80686952207435</azimuthalGap><misfit>0.16378123991800253</misfit><evaluationMode>automatic</evaluationMode><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-17T21:45:41.159943Z</creationTime></creationInfo><momentTensor publicID="MomentTensor/20250917214541.160537.249223"><derivedOriginID>Origin/20250917214541.160355.249221</derivedOriginID><momentMagnitudeID>Magnitude/20250917214541.160463.249222</momentMagnitudeID><scalarMoment><value>1.8047927355381104e+17</value></scalarMoment><tensor><Mrr><value>1.8304749970552243e+17</value></Mrr><Mtt><value>-67276029261351376</value></Mtt><Mpp><value>-1.1577147044417106e+17</value></Mpp><Mrt><value>-29378254480171076</value></Mrt><Mrp><value>-77142270161630016</value></Mrp><Mtp><value>-6404231828115782</value></Mtp></tensor><varianceReduction>0.8362187600819975</varianceReduction><doubleCouple>0.34066504329217567</doubleCouple><clvd>0.6593349567078244</clvd><greensFunctionID>sc3gf1d:/gemini-prem</greensFunctionID><filterID>BP 40s-100s</filterID><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-17T21:45:41.159943Z</creationTime></creationInfo><dataUsed><waveType>body waves</waveType><stationCount>79</stationCount><componentCount>100</componentCount></dataUsed><dataUsed><waveType>surface waves</waveType><stationCount>28</stationCount><componentCount>30</componentCount></dataUsed></momentTensor></focalMechanism><event publicID="ak2025sjattk"><preferredOriginID>Origin/20250918023640.208057.4221779</preferredOriginID><preferredMagnitudeID>Origin/20250918023640.208057.4221779/netMag/M</preferredMagnitudeID><preferredFocalMechanismID>FocalMechanism/20250917214541.160127.249220</preferredFocalMechanismID><creationInfo><agencyID>AK</agencyID><creationTime>2025-09-17T21:03:26.220465Z</creationTime><modificationTime>2025-09-18T02:36:41.167514Z</modificationTime></creationInfo><description><text>Off East Coast of Kamchatka</text><type>region name</type></description><originReference>Origin/20250918023640.208057.4221779</originReference><focalMechanismReference>FocalMechanism/20250917214541.160127.249220</focalMechanismReference></event></EventParameters></seiscomp>
