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aria-label="Search" placeholder="Enter your search terms"/> <input type="submit" value="Search"/></form></div></div></nav></header><main><section class="hero " id="content-block_9b351210a7fb0077b56ecfc8606446e8" ><div class="wrapper clearfix"><div class="col col6 herosection" ><h1>AIS Position Validation</h1><p class="lead" style="max-width: 680px;">Advanced RF signal-based vessel detection and tracking to validate vessels’ positions based on the unique real time coverage offered by the Spire constellation.</p><p><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Request more info on AIS Position Validation</a></p></div></div><div class="visual"> <img decoding="async" src="https://spire.com/wp-content/uploads/2023/12/satellite-ais-data-delivery-maritime-shipping-illustration.svg" class="spire-globe" alt="Spire Global satellite constellation still"></div></section> <script>if (window.innerWidth < 750) { var elem = document.querySelector(".mobilehide"); elem.parentNode.removeChild(elem); } if (window.innerWidth > 751) { var elem = document.querySelector(".desktophide"); elem.parentNode.removeChild(elem); }</script> <section class="content " id="content-block_baaf1c280484c1cb2b8ab5ab48ee2d12"><div class="wrapper clearfix"><div class="col col12 intro"><h2>How does AIS position validation work?</h2> <br><br></div></div><div class="wrapper clearfix"><div class="col col6"><p>Using additional RF data through doppler frequency shift and associated accurate timing data collected at the time of receipt of transmitted AIS messages, AIS Position Validation independently calculates a vessel’s location at the time of AIS transmission (even if AIS messages do not include valid GPS data).</p><p>This can be compared to the reported position contained within the AIS messages received from a vessel.</p><ul class="advantages" style="font-size:16px;"><li>Continuous global coverage</li><li>Calculated position and timestamp in any given 24 hour period since October 2022</li><li>Distance between reported and calculated position</li><li>Range of event types, each with timestamp and timestamp</li><li>Real time information (data takes 20 mins to process)</li></ul><p><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Request more info on AIS Position Validation</a></p></div><div class="col col6"><div class="thumbnail"><div class="embed-container"><iframe title="AIS Position Validation | Spire Maritime" width="500" height="281" src="https://www.youtube-nocookie.com/embed/KAtFrJkR1K4?feature=oembed" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe></div><div class="bar maritimegradient"></div></div></div></div></section><section class="content lightgrey layout_2_2" id="content-block_db4b8c11c20bb04a0e2f6332b7cb5bc7"><div class="wrapper clearfix"><div class="col col5"><h2 style="margin-bottom: 2em;">2 delivery methods</h2><h3>Summary view</h3><p>Provides the latest vessel position, static and voyage information associated with given target (MMSI), and summary information, i.e., latest validated and positional anomaly events, and associated counts and timestamps.</p><h3>Detailed view</h3><p>Provides full information on detected events for target (MMSI), i.e., event type, associated reported and estimated positions, and relative distances in kilometers between estimated and reported positions.</p><p>To learn more about how to use our delivery methods, visit the <a href="https://documentation.spire.com/ais-position-validation/" target="_blank" >AIS Position Validation documentation</a>.</p></div><div class="col col1">  </div><div class="col col5"><p><img fetchpriority="high" decoding="async" class="alignnone wp-image-8159 size-large" role="img" src="https://spire.com/wp-content/uploads/2022/02/cargo-container-ships-aerial-illustration.svg" alt="cargo container ships aerial illustration" width="1024" height="1024" /></p></div></div></section><section class="banner maritimegradient " id="content-block_23136b379ef4251f69e2ba686e430a99"><div class="wrapper clearfix"><div class="col col12"><h2>Data format options</h2></div><div class="col col4 "><div class="icon"><img decoding="async" width="75" height="75" src="https://spire.com/wp-content/uploads/2023/02/api_access_icon-white.svg" class="attachment-full size-full" alt="API access icon" /></div><h3 style="font-size: 1.4em;">API</h3></div><div class="col col4 "><div class="icon"><img loading="lazy" decoding="async" width="143" height="96" src="https://spire.com/wp-content/uploads/2021/02/icon_efficiency.svg" class="attachment-full size-full" alt="operation efficiency icon" /></div><h3 style="font-size: 1.4em;">GIS Platform</h3></div><div class="col col4 "><div class="icon"><img loading="lazy" decoding="async" width="101" height="101" src="https://spire.com/wp-content/uploads/2023/06/icon_screen.svg" class="attachment-full size-full" alt="screen icon" /></div><h3 style="font-size: 1.4em;">Spire Shipview</h3></div></div></section><section class="content layout_2_2" id="content-block_6207dacc97556fbd5321116e3d46d248"><div class="wrapper clearfix"><div class="col col12 intro"><h2>Why choose Spire’s AIS Position Validation?</h2> <br><br></div></div><div class="wrapper clearfix"><div class="col col5"><ul class="advantages" style="font-size: 16px; margin-bottom: 0;"><li>Complementary to other dark vessel detection methods</li><li>Support AIS spoofing detection</li><li>No need for human validation</li><li>Data lookback since October 2022</li><li>Contributes to data integrity</li><li>AIS Position Accuracy: Approx. 80% validated calculated positions lie within ~40 nm from their AIS reported positions</li><li>Monitoring AIS Positions:</li></ul><ul><li style="list-style-type: none;"><ul><li>All events: 650K+ daily events</li><li>Valid events: +-99.5%</li><li>Invalid events: +-0.5%</li><li>Out of footprint events: +-0.04%</li></ul></li></ul></div><div class="col col1">  </div><div class="col col5"><h3 style="font-size: 1.4em;">Best in class support including:</h3><ul class="advantages" style="font-size: 16px;"><li>Continuous Support (live technical and customer support, including onboarding and developer documentation)</li><li>Accessible through Modern APIs designed by developers, for developers</li><li>Easy integration with support from dedicated Spire engineers</li><li>24/7 global satellite coverage</li><li>Wide array of <a style="text-decoration: underline;" href="https://spire.com/resources/?filterbycategory=maritime" >digital resources</a></li></ul><p><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Request more info on AIS Position Validation</a></p></div></div></section><section class="content nomarginbottom layout_2_2" id="content-block_ca7ad8675928217b3c88bedafd072bfd"><div class="wrapper clearfix"><div class="col col12 intro"><h2>What is it useful for?</h2> <br><br></div></div><div class="wrapper clearfix"><div class="col col5"><h3 style="font-size: 1.5em;">Insurers</h3><p>Provide data to support insurance claim procedures; Historical Data Provision the assessment of insurance premiums for predictive insurance.<br /> <a class="arrowlink" href="https://spire.com/maritime/use-cases/insurance-compliance/" >Learn more about AIS Position Validation for insurance and compliance companies</a></p><h3 style="font-size: 1.5em;">Owners</h3><p>Quickly identify good and bad actors and better inform the decision making process.<br /> <a class="arrowlink" href="https://spire.com/maritime/use-cases/fleet-management/" >Learn more about AIS Position Validation for fleet owners</a></p><h3 style="font-size: 1.5em;">Government agencies</h3><p>Provide geolocation information on possible maritime dark targets.<br /> <a class="arrowlink" href="https://spire.com/maritime/use-cases/defense-and-security/" >Learn more about AIS Position Validation for government agencies</a></p></div><div class="col col1">  </div><div class="col col5"><h3 style="font-size: 1.5em;">Voyage regulatory & risk assessment</h3><p>Manage regulatory & reputational risk by identifying ships & ship owners that are at risk of violating sanctions; cargo owners vetting / assessing risk of vessels before fixing their cargo.</p><h3 style="font-size: 1.5em;">Operators</h3><p>Complete AIS feed, quickly identify good and bad actors, monitor technical issues, and better inform the decision making process.</p><p> </p><p><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Request more info on AIS Position Validation</a></p></div></div></section><section class="featuredposts " id="content-block_7ad80425ecab2d08a9cd18de09392296"><div class="wrapper clearfix"><div class="col col12"><p class="tag maritimegradient">Latest AIS data webinars</p></div><div class="col col4"> <a class="thumbnail" href="https://spire.com/webinar/maritime/combining-technologies-to-uncover-and-mitigate-vessel-spoofing-related-risks/"> <img loading="lazy" decoding="async" width="790" height="510" src="https://spire.com/wp-content/uploads/2023/11/webinar_windward_planet-790x510.jpg" class="attachment-featuredpostthumb size-featuredpostthumb wp-post-image" alt="" /> <span class="bar maritimegradient"></span> </a><h5>Combining technologies to uncover and mitigate vessel spoofing-related risks</h5><div class="featuredposts-excerpt"><p>Watch the webinar replay and gain insights into the issues of Deceptive Shipping Practices and vessel spoofing and how to tackle them using innovative technologies. A webinar by Spire Maritime, in partnership with Windward and Planet.</p></div> <a href="https://spire.com/webinar/maritime/combining-technologies-to-uncover-and-mitigate-vessel-spoofing-related-risks/" class="arrowlink" >Read more</a></div><div class="col col4"> <a class="thumbnail" href="https://spire.com/webinar/maritime/ais-harnessing-state-of-the-art-maritime-solutions-to-uncover-hidden-fishing-vessel-movements-in-the-pacific/"> <img loading="lazy" decoding="async" width="790" height="510" src="https://spire.com/wp-content/uploads/2023/08/thumbnail-790x510.jpg" class="attachment-featuredpostthumb size-featuredpostthumb wp-post-image" alt="Spire Maritime & Starboard Maritime Intelligence logos" /> <span class="bar maritimegradient"></span> </a><h5>AIS: Harnessing state of the art maritime solutions to uncover hidden fishing vessel movements in the Pacific</h5><div class="featuredposts-excerpt"><p>Uncover vessel and buoy behavior using state of the art AIS maritime solutions, AIS Position Validation and Starboard’s platform and expertise.</p></div> <a href="https://spire.com/webinar/maritime/ais-harnessing-state-of-the-art-maritime-solutions-to-uncover-hidden-fishing-vessel-movements-in-the-pacific/" class="arrowlink" >Read more</a></div></div></section><section class="banner maritimegradient " id="content-block_65c1f2c770f8478eea594beb93d79e7a"><div class="wrapper clearfix"><div class="col col3 empty">  </div><div class="col col6 "><h2 style="text-align: center;">AIS Position Validation</h2><p style="text-align: center;">Level up your situational awareness and investigate suspicious movements at sea with confidence.</p><p style="text-align: center;"><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Need more info? Talk to us?</a></p></div></div></section><section class="content mobilehide desktophide lightgrey layout_2_4" id="content-block_186fe3dabd64f08c3e02acebf5e0067a"><div class="wrapper clearfix"><div class="col col5"><h2>What makes AIS Position Validation different from other solutions?</h2></div><div class="col col1">  </div><div class="col col6"><ul class="advantages"><li>Complementary to other dark vessel detection methods</li><li>Support AIS spoofing detection</li><li>Access to real-time data (no need for human validation)</li><li>Data lookback since October 2022</li><li>Contributes to data integrity</li></ul><p><a class="calltoaction" href="https://spire.com/?popup=maritime-request-more-info-on-ais-position-validation" >Request more info on AIS Position Validation</a></p></div></div></section></main><footer class=""><nav class="wrapper clearfix"><div class="col col2"> <img src="https://spire.com/wp-content/themes/spire2021/img/spire_2021_logo_red_white.svg" alt="Spire logo" 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