Why Go Fast May Not Be Going Fast

Introduction

In the context of the USS Theodore Roosevelt “Go Fast” video (2015), the motion parallax explanation addresses why a small distant object appears to zip across the ocean surface at seemingly extraordinary speed in the infrared clip. Detailed analysis by U.S. authorities and independent experts shows that this perception of extreme velocity can be an optical and geometric artefact — not evidence of high‑speed flight or exotic propulsion. This page explains how motion parallax and the platform’s movement combine to create the illusion of rapid motion, and why analysts now believe the object’s actual motion and location were far more mundane. [UFO Transparency]ufotransparency.comUFO TransparencyAARO Resolves Go Fast as Parallax, 2025, All-domain Anomaly Resolution Office (AARO), U.S. Department of Defense · 2025 ·…

What Motion Parallax Is and Why It Matters

Motion parallax refers to the visual effect where objects at different distances appear to move at different speeds across the field of view when the observer is in motion. A familiar everyday example is sitting in a moving car: roadside signs zip past the window, middle‑distance trees drift more slowly, and distant mountains seem almost fixed. That relative motion is a geometric consequence of changing viewing angle, not actual changes in object speed relative to the ground. [New Space Economy]newspaceeconomy.cathe go fast incident a detailed analysis of the 2015 navy uap encounterNew Space EconomyThe Go Fast Incident: A Detailed Analysis of the 2015 Navy UAP Encounter - New Space Economy…

In the “Go Fast” video, the camera — a Forward‑Looking Infrared (FLIR) sensor mounted on an F/A‑18F Super Hornet — is itself moving at high speed (hundreds of knots) relative to the object. As the aircraft tracks the target, the background ocean appears to streak beneath both sensor and object. Because the object is far closer to the jet than the distant ocean surface, its projection on the moving sensor changes position much more rapidly than the water does. This discrepancy creates the illusion that the object is skimming just above the sea at high speed when, in fact, it may be relatively slow and distant. [New Space Economy]newspaceeconomy.cathe go fast incident a detailed analysis of the 2015 navy uap encounterNew Space EconomyThe Go Fast Incident: A Detailed Analysis of the 2015 Navy UAP Encounter - New Space Economy…

How Aircraft Movement Affects Perceived Motion

In their 2025 case resolution, the U.S. Department of Defense’s All‑domain Anomaly Resolution Office (AARO) reconstructed the geometry of the encounter using the publicly available compressed video file and models of the F/A‑18’s flight path. Their analysis found that:

• The aircraft was flying around 25,000 ft above sea level and manoeuvring along a curved path during the brief footage.
• The object itself was much higher than the ocean’s surface — roughly 13,000 ft above it, not skimming the water as it appears in the video.
• After accounting for prevailing wind conditions and varying heading models, the object’s true speed came out to between about 5 mph and 92 mph, far below the hypersonic impression given by the raw video.
• The background motion of the ocean relative to the sensor’s own motion dominated the visual signal, pulling the object’s apparent motion with it — a textbook manifestation of motion parallax. [UFO Transparency]ufotransparency.comUFO TransparencyAARO Resolves Go Fast as Parallax, 2025, All-domain Anomaly Resolution Office (AARO), U.S. Department of Defense · 2025 ·…

In other words, the rapid motion you see in the clip doesn’t necessarily come from the object itself; it’s mainly a by‑product of viewing geometry as the aircraft moves relative to both target and distant background. [UFO Transparency]ufotransparency.comUFO TransparencyAARO Resolves Go Fast as Parallax, 2025, All-domain Anomaly Resolution Office (AARO), U.S. Department of Defense · 2025 ·…

Camera Tracking and Illusion Reinforcement

Several breakdowns of the “Go Fast” footage highlight how FLIR sensor tracking compounds the parallax effect. Once the infrared system locks onto the object and the field‑of‑view narrows, the background — the ocean — rushes by quickly in the frame because the sensor and aircraft are in motion. But this background motion does not indicate that the tracked object has unusually high velocity; rather, the sensor’s zoom and the fast‑moving platform make background cues dominate our perception. [New Space Economy]newspaceeconomy.cathe go fast incident a detailed analysis of the 2015 navy uap encounterNew Space EconomyThe Go Fast Incident: A Detailed Analysis of the 2015 Navy UAP Encounter - New Space Economy…

Technical demonstrations of this effect often compare the situation to a cinematic technique: a still object appears to streak past a rapidly moving background in a zoomed‑in shot from a fast camera platform, even though the object is static or slow. In aviation commentary on the case, analysts note that misleading two‑dimensional imagery from a single moving sensor — without independent distance or velocity confirmation — is prone to this kind of parallax‑induced misinterpretation. [New Space Economy]newspaceeconomy.cathe go fast incident a detailed analysis of the 2015 navy uap encounterNew Space EconomyThe Go Fast Incident: A Detailed Analysis of the 2015 Navy UAP Encounter - New Space Economy…

Parallax Within Broader UAP Analysis

The “Go Fast” video is now frequently cited by scientists, investigators and government analysts as an example of how perceptual and geometric factors — not necessarily extraordinary object dynamics — can produce compelling yet misleading impressions in UAP footage. AARO’s broader information papers discuss how forced perspective and parallax can affect observers’ estimations of object size, speed and trajectory, especially in high‑speed, single‑sensor recordings like this one. These effects are part of a larger toolkit used to interpret ambiguous data, alongside trigonometric modelling and historical environmental information. [AARO]aaro.milAll-domain Anomaly Resolution Office (AAROAAROAll-domain Anomaly Resolution Office (AARO)August 21, 2024…Published: August 21, 2024

While motion parallax doesn’t tell us definitively what the object was, it does undermine the notion that the “Go Fast” object demonstrated impossible speeds or flight behaviour in the published video itself — a conclusion now shared by multiple independent analysts and official reviews. [UFO Transparency]ufotransparency.comUFO TransparencyAARO Resolves Go Fast as Parallax, 2025, All-domain Anomaly Resolution Office (AARO), U.S. Department of Defense · 2025 ·…

Endnotes

1. Source: aaro.mil
   Title: All-domain Anomaly Resolution Office (AARO)
   Link: https://www.aaro.mil/Portals/136/PDFs/Information%20Papers/AARO_Effect_of_Forced_Perspective_and_Parallax_View_on_UAP_Observations_2024.pdf?ver=WTwJtQaCvC3BkRlBJCGLzg%3D%3D
   Source snippet

   AAROAll-domain Anomaly Resolution Office (AARO)August 21, 2024...

   Published: August 21, 2024

2. Source: aaro.mil
   Link: https://www.aaro.mil/UAP-Cases/Official-UAP-Imagery/4/
   Source snippet

   AARO UAP ImageryUAP IMAGERY Click here for more information on the use of DoW Visual Imagery NEW VIDEOS Title Date Added PR-013, Unresolv...

3. Source: ufotransparency.com
   Link: https://ufotransparency.com/files/decade-2020s-aaro-gofast-case-resolution-2025-aaro-gofast-case-resolution-card-methodology-final
   Source snippet

   UFO TransparencyAARO Resolves Go Fast as Parallax, 2025, All-domain Anomaly Resolution Office (AARO), U.S. Department of Defense · 2025 ·...

4. Source: newspaceeconomy.ca
   Title: the go fast incident a detailed analysis of the 2015 navy uap encounter
   Link: https://newspaceeconomy.ca/2025/12/07/the-go-fast-incident-a-detailed-analysis-of-the-2015-navy-uap-encounter/
   Source snippet

   New Space EconomyThe Go Fast Incident: A Detailed Analysis of the 2015 Navy UAP Encounter - New Space Economy...

5. Source: ufotransparency.com
   Link: https://ufotransparency.com/files/decade-2020s-aaro-website-launch-case-resolutions-2023-aaro-gofast-case-resolution-card-methodology-
   Source snippet

   Department of Defense · 2023 · UFO TransparencyAugust 31, 2023 — DISCLOSURE / FILE AARO WEBSITE LAUNCH: GO FAST RESOLUTION AARO Website L...

   Published: August 31, 2023

Additional References

1. Source: disclosuremonitor.com
   Link: https://disclosuremonitor.com/media/gofast-official-video
   Source snippet

   GoFast UAP Video Explained: High-Speed Object Analysis | Disclosure MonitorGOFAST UAP VIDEO EXPLAINED The GoFast UAP video is one of the...

2. Source: unexplained-mysteries.com
   Link: https://www.unexplained-mysteries.com/news/384429/aaro-publishes-new-analysis-of-famo
   Source snippet

   Randall February 12, 2025 · 22 comments Image: Fighter pilot Image: AI-generated (Midjourney) The controversial footage, w...

   Published: February 12, 2025

3. Source: unexplained.ie
   Title: International A newly released report from the United States Departmen
   Link: https://www.unexplained.ie/article/1161-aaro-analysis–go-fast-uap-shows-no-anomalous-movement/
   Source snippet

   AARO Analysis - ’Go Fast’ UAP Shows No Anomalous Movement - Unexplained.ie - Unexplained Mysteries, Phenomena & DisappearancesFebruary 13...

4. Source: unredacted.info
   Title: How a Viral Pentagon Video Became a Case Study in Misperception
   Link: https://www.unredacted.info/ufo/how-a-viral-pentagon-video-became-a-case-study-in-misperception/
   Source snippet

   23, 2025 — HOW A VIRAL PENTAGON VIDEO BECAME A CASE STUDY IN MISPERCEPTION May 23, 2025 | UFO/UAP | Image In 2017, a grainy military vide...

   Published: May 23, 2025

5. Source: petapixel.com
   Title: That Navy UFO Footage Has an Optical Explanation | Peta Pixel
   Link: https://petapixel.com/2020/04/28/that-navy-ufo-footage-has-an-optical-explanation/
   Source snippet

   That Navy UFO Footage Has an Optical Explanation | PetaPixelApril 28, 2020 — * * * * * # That Navy UFO Footage Has an Optical Explanation...

   Published: April 28, 2020

6. Source: aviationpros.com
   Link: https://www.aviationpros.com/aircraft/defense/news/21225042/those-amazing-navy-ufo-videos-may-have-down-to-earth-explanations-skeptics-contend
   Source snippet

   "I think that the report's going to be a huge letdown," Dietrich said. "I don't think that it...

7. Source: latimes.com
   Title: Los tres —conocidos como Gimbal, Go Fast y Flir1— fueron fi
   Link: https://www.latimes.com/espanol/eeuu/articulo/2021-06-03/esos-increibles-videos-de-ovnis-de-la-armada-pueden-tener-explicaciones-terrenales-sostienen-los-escepticos
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   Esos videos de OVNIs de la Armada pueden tener explicaciones terrenales, sostienen los escépticos - Los Angeles TimesJune 3, 2021 — LA MA...

   Published: June 3, 2021

8. Source: postapocalypticmedia.com
   Title: nasa uap panel go fast gofast water ufo videos
   Link: https://www.postapocalypticmedia.com/nasa-uap-panel-go-fast-gofast-water-ufo-videos/
   Source snippet

   NASA UAP Panel Debunks 'Go Fast' Pentagon Video & Water UFOMay 31, 2023 — THE ‘GO FAST’ UFO WAS JUST TRAVELING 40 MPH, AN EXPERT SAID, BU...

   Published: May 31, 2023

9. Source: pbs.org
   Title: 3 ways scientists use math to help debunk UFO videos | PBS News
   Link: https://www.pbs.org/newshour/science/3-ways-scientists-use-math-to-help-debunk-ufo-videos
   Source snippet

   He said reports of potential UAP sightings "must be treated seriously and investigated with scientif...

10. Source: science.slashdot.org
    Title: Syfy Wire’s “Bad Astronomy” col
    Link: https://science.slashdot.org/story/20/05/02/2324228/why-the-navys-ufo-videos-arent-showing-aliens
    Source snippet

    The Navy's UFO Videos Aren't Showing Aliens - SlashdotMay 3, 2020 — 130286348 story WHY THE NAVY'S UFO VIDEOS AREN'T SHOWING ALIENS (SYFY...

    Published: May 3, 2020