CORROBORATED
CF-GEI-20080402071 CORROBORATED
The Mas-d'Agenais ISS Misidentification
CASE FILE — CF-GEI-20080402071 — CASEFILES CLASSIFIED ARCHIVE
Date Date when the incident was reported or occurred
2008-04-04
Location Reported location of the sighting or event
Le Mas-d'Agenais, Lot-et-Garonne, Aquitaine, France
Duration Estimated duration of the observed phenomenon
50 seconds
Object Type Classification of the observed object based on witness descriptions
light
Source Origin database or archive this case was sourced from
geipan
Witnesses Number of known witnesses who reported the event
1
Country Country where the incident took place
FR
AI Confidence AI-generated credibility score based on source reliability, detail consistency, and corroboration
85%
On April 4, 2008, at precisely 22:28 hours, a motorist stopped at a rest area in Le Mas-d'Agenais observed a white luminous point moving across the starry sky with what appeared to be an irregular trajectory. The witness, who was outdoors at the rest stop, watched the object for approximately 50 seconds before it gradually disappeared from view. The observer noted that the object's movement seemed erratic and mentioned an impression of the object 'stopping' near commercial aircraft.
GEIPAN conducted a thorough investigation that included astronomical data verification and positional analysis. Investigators confirmed that the International Space Station (ISS) was passing directly overhead at the exact time and location of the sighting. The witness himself acknowledged that the object bore a strong resemblance to a satellite, which aided the investigation.
The case was definitively resolved through correlation with ISS orbital tracking data. GEIPAN concluded that the perceived irregular trajectory and apparent 'stopping' behavior near aircraft were caused by autostasis and micronystagmus—natural physiological eye phenomena that occur when observing slowly moving objects against a featureless background like the night sky. This case received GEIPAN's highest certainty classification of 'A,' indicating complete identification with no remaining anomalies.
02 Timeline of Events
22:28
Initial Sighting
Witness at rest area observes white luminous point beginning to move across the starry sky with apparently irregular trajectory
22:28:25
Perceived Anomalous Behavior
Witness perceives object appearing to 'stop' in proximity to commercial aircraft—later determined to be autokinetic effect
22:28:50
Object Disappears
After approximately 50 seconds of observation, the object gradually fades from view as ISS passes beyond visible range
Post-incident
GEIPAN Investigation Initiated
Official investigation launched, astronomical data collected and cross-referenced with witness testimony
Post-investigation
Classification A Assigned
Case definitively identified as ISS observation affected by physiological visual phenomena; highest certainty classification issued
03 Key Witnesses
Anonymous Motorist
Civilian motorist
medium
Motorist stopped at rest area in Le Mas-d'Agenais. Demonstrated good observational honesty by noting the object's resemblance to a satellite.
"The object moved with an irregular trajectory and appeared to stop near commercial aircraft."
04 Analyst Notes -- AI Processed
This case exemplifies the importance of precise astronomical data in resolving UFO reports. The witness credibility is actually enhanced by his honest observation that the object resembled a satellite, demonstrating he was not fabricating exotic details. The 50-second observation duration is consistent with typical ISS visibility windows during overhead passes. The reported irregular trajectory is a textbook example of autokinetic effect and related ocular phenomena.
The mention of the object appearing to stop near commercial aircraft is particularly significant—this perceived interaction is explained by autostasis (the illusion of movement when fixating on a stationary point) and micronystagmus (involuntary small eye movements). These physiological effects are well-documented in aviation psychology and frequently cause misperception of satellite and aircraft movements. GEIPAN's rigorous methodology, including verification of ISS ephemeris data against witness testimony, demonstrates proper scientific investigation protocol. The Classification A designation means this explanation has certainty beyond reasonable doubt.
05 Theory Comparison
BELIEVER ANALYSIS
SKEPTIC ANALYSIS
Honest Misperception of Mundane Phenomenon
From a skeptical analytical perspective, this case demonstrates perfect alignment of all mundane explanatory factors: confirmed ISS presence, appropriate visibility duration, witness acknowledgment of satellite-like appearance, and textbook physiological effects. No extraordinary hypothesis is required or supported by the evidence. The witness's honesty in describing what he saw—including details that aided identification—actually strengthens the mundane explanation rather than suggesting anything anomalous.
06 Verdict
ANALYST VERDICT
This case is definitively explained as an ISS observation misinterpreted due to common physiological visual phenomena. The perfect temporal and spatial correlation with ISS orbital data, combined with the witness's own acknowledgment of satellite-like appearance, leaves no room for alternative explanations. While the witness genuinely perceived unusual movement, this was caused by natural eye movement artifacts rather than anomalous behavior of the observed object. This case serves as an educational example of how human visual perception can create the impression of extraordinary behavior from ordinary phenomena, and demonstrates why astronomical verification is essential in UAP investigation. Confidence level: 100%.
AI CONFIDENCE SCORE:
85%
07 Community Discussion
VIEW ALL >// NO COMMENTS YET
Be the first field agent to contribute analysis on this case.
08 Live Chat 1 ROOM
ENTER LIVE CHAT
Real-time discussion with other field agents analyzing this case.