CORROBORATED
CF-GEI-20120308202 CORROBORATED
The Libourne Rectangle Lights
CASE FILE — CF-GEI-20120308202 — CASEFILES CLASSIFIED ARCHIVE
Date Date when the incident was reported or occurred
2012-03-04
Location Reported location of the sighting or event
Libourne, Gironde, France
Duration Estimated duration of the observed phenomenon
Brief passage, under 1 minute
Object Type Classification of the observed object based on witness descriptions
rectangle
Source Origin database or archive this case was sourced from
geipan
Witnesses Number of known witnesses who reported the event
2
Country Country where the incident took place
FR
AI Confidence AI-generated credibility score based on source reliability, detail consistency, and corroboration
85%
On March 4, 2012, around 20:00 hours in Libourne, Gironde, France, a female driver and her passenger observed an unusual aerial phenomenon while stopped at an intersection. The witnesses reported seeing four white lights forming the four corners of a rectangular shape, several meters above ground level. The lights moved horizontally from right to left (south to north) and disappeared at treetop height. Notably, the witnesses heard no sound accompanying the phenomenon.
GEIPAN (France's official UAP investigation service) conducted a thorough investigation, initially considering the possibility of a wind-borne luminous object. However, investigators noted a critical discrepancy: prevailing winds were from the west, while the observed object traveled south to north, making wind-driven movement unlikely. Military air traffic control was consulted and confirmed no aircraft were operating in the area at the time of the sighting.
A GEIPAN field investigator conducted a nighttime on-site investigation and successfully identified and videotaped a phenomenon that closely matched the witnesses' description. The investigator determined that headlights from oncoming vehicles were reflecting off the railway catenary wires (overhead power lines), creating moving light patterns that appeared as four distinct points forming a rectangular shape. These reflections moved from right to left and disappeared exactly as the witnesses described. The case was classified as 'B' - likely explained by car headlight reflections on railway infrastructure.
02 Timeline of Events
2012-03-04 20:00
Initial Sighting
Driver and passenger stopped at intersection observe four white lights forming a rectangle several meters above ground
20:00-20:01
Object Movement
The rectangular formation of lights moves horizontally from right to left (south to north direction), contrary to westerly wind direction
20:01
Disappearance
Lights disappear at treetop height with no sound heard throughout the observation
2012-03
GEIPAN Investigation Begins
Official investigation initiated. Wind-borne object theory considered but rejected due to wind direction mismatch
2012-03
Military Air Traffic Check
Investigation with military air traffic control yields negative results - no aircraft in area
2012-03
Field Investigation
GEIPAN investigator conducts nighttime on-site investigation and successfully records video of car headlight reflections on railway catenary wires reproducing the phenomenon
2012-03
Witness Declines Follow-up
Primary witness declines to meet with investigator for additional questioning
2012-03
Case Classified B
GEIPAN officially classifies case as B - likely explained by car headlight reflections on railway infrastructure
03 Key Witnesses
Anonymous Witness 1
Driver, civilian
medium
Female driver who observed the phenomenon while stopped at an intersection with her passenger
"They saw four white lights forming the four corners of a rectangle several meters above ground, moving from right to left and disappearing at treetop height with no sound"
Anonymous Witness 2
Passenger, civilian
medium
Vehicle passenger who corroborated the driver's observation
04 Analyst Notes -- AI Processed
This case demonstrates excellent investigative methodology by GEIPAN. The investigators systematically ruled out conventional explanations (wind-borne objects, aircraft) before conducting field work that successfully reproduced the phenomenon. The video documentation of headlight reflections on catenary wires provides strong physical evidence for the prosaic explanation. The rectangular configuration of four lights is particularly interesting - this geometric pattern likely corresponds to the arrangement of catenary support wires and the angle of reflection from vehicle headlights.
The witnesses' credibility appears moderate. While they accurately described what they saw, their refusal to meet with the investigator for follow-up prevented verification of exact viewing angles and conditions. The silent nature of the phenomenon actually supports the reflection hypothesis, as genuine aerial objects would likely produce some sound. The fact that the lights disappeared at treetop height is consistent with the reflection angle being broken as vehicles passed beyond the witnesses' line of sight to the catenary wires.
05 Theory Comparison
BELIEVER ANALYSIS
SKEPTIC ANALYSIS
Optical Illusion from Infrastructure
This case represents a textbook example of how mundane infrastructure can create convincing aerial phenomena under specific viewing conditions. The combination of nighttime darkness, stationary observer position, railway catenary wires at elevated height, and moving vehicle headlights created an optical effect that appeared anomalous. The geometric precision of the rectangular formation and the consistent movement pattern are actually indicators of a reflection phenomenon rather than a genuine aerial object.
06 Verdict
ANALYST VERDICT
This case is almost certainly explained by car headlight reflections on railway catenary wires. The GEIPAN investigator's field work, including video documentation of the exact phenomenon under similar nighttime conditions, provides compelling evidence. The rectangular pattern, silent movement, right-to-left trajectory, and disappearance at treetop height all align perfectly with the reflection hypothesis. While the witnesses' initial perception was of something anomalous, this represents a case of misidentification of a mundane phenomenon viewed under specific geometric and lighting conditions. The case has minimal significance beyond demonstrating how infrastructure can create optical effects that appear unusual to casual observers. Classification B is appropriate and well-justified.
AI CONFIDENCE SCORE:
85%
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