CORROBORATED
CF-GEI-20140909201 CORROBORATED

The Saint-Maurice Thai Lantern Incident

CASE FILE — CF-GEI-20140909201 — CASEFILES CLASSIFIED ARCHIVE
Date Date when the incident was reported or occurred
2014-09-14
Location Reported location of the sighting or event
Saint-Maurice, Val-de-Marne, France
Duration Estimated duration of the observed phenomenon
30 minutes
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
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 the night of September 13-14, 2014, between midnight and 12:30 AM, multiple witnesses in the Val-de-Marne department observed approximately forty round, yellow luminous points moving slowly and silently across the night sky. The objects appeared in successive waves, traveling in a linear pattern from the northeast direction over the communes of Champigny-sur-Marne and Créteil. The witnesses reported the phenomenon to the Gendarmerie des transports aériens (Air Transport Gendarmerie), who were particularly vigilant at the time regarding low-altitude flying objects, especially drones. The case received special attention due to the involvement of the Air Transport Gendarmerie, which conducted a thorough investigation. The inquiry successfully established the complete origin of the phenomenon: 35 Thai lanterns (lanternes thaïlandaises) released to celebrate a PACS (Pacte Civil de Solidarité - a French civil union). The investigation revealed that the lantern release had been properly authorized by the prefecture, with official permission granted prior to the event. GEIPAN classified this case as Category A (perfectly identified) based on the gendarmerie's investigation findings. The case demonstrates the importance of thorough investigation protocols and serves as a textbook example of how seemingly mysterious aerial phenomena can be conclusively explained through proper investigative procedures and documentation of authorized activities.
02 Timeline of Events
2014-09-13 ~23:00
PACS Celebration Begins
A civil union (PACS) celebration takes place with authorized plans to release Thai lanterns. Prefecture authorization had been obtained in advance.
2014-09-14 00:00
Lantern Release Commences
35 Thai lanterns begin being released in waves from the celebration location, traveling northeast with prevailing winds.
2014-09-14 00:00-00:30
Multiple Witness Observations
Two witnesses in Saint-Maurice observe approximately 40 round, yellow luminous objects moving slowly and silently across the sky in successive waves over Champigny-sur-Marne and Créteil.
2014-09-14 00:30
Observation Ends
The luminous objects gradually disappear from view as the lanterns burn out or drift beyond visual range.
2014-09-14 (following day)
Official Report Filed
Witnesses report the sighting to the Gendarmerie des transports aériens, triggering an official investigation.
2014-09 (investigation period)
Gendarmerie Investigation
Air Transport Gendarmerie conducts thorough investigation, traces phenomenon to authorized lantern release, and confirms 35 Thai lanterns were released for PACS celebration.
Post-investigation
GEIPAN Classification
GEIPAN reviews gendarmerie investigation findings and classifies case as Category A (perfectly identified) - Thai lanterns.
03 Key Witnesses
Anonymous Witness 1
Civilian observer
high
One of two witnesses who observed the phenomenon and reported it to the Gendarmerie des transports aériens
"Multiple round yellow luminous points moving slowly and silently in linear fashion from the northeast in successive waves"
Anonymous Witness 2
Civilian observer
high
Second witness who corroborated the observation and reporting to authorities
"Approximately forty luminous points observed between Champigny-sur-Marne and Créteil over a 30-minute period"
04 Analyst Notes -- AI Processed
This case exemplifies the gold standard for UAP investigation and resolution. The credibility factors are exceptionally strong: witnesses reported through official channels to the Air Transport Gendarmerie, an organization with specialized expertise in aerial phenomena and heightened awareness of low-altitude objects. The investigation was thorough, professional, and documented every aspect of the sighting. Most importantly, investigators were able to trace the phenomenon to its exact source - a legally permitted celebration involving 35 Thai lanterns. Several corroborating factors confirm the explanation: the witnesses' description of yellow, round luminous points matches Thai lanterns perfectly; the slow, silent, linear movement from the northeast aligns with wind-driven floating lanterns; the appearance in successive waves corresponds to the gradual release of 35 individual lanterns; and the timing (midnight to 12:30 AM) is consistent with evening celebrations. The existence of prefecture authorization provides documentary evidence and establishes exact numbers. The case demonstrates how Thai lanterns, a common source of UFO reports worldwide, can create convincing displays when released in large numbers, especially to untrained observers unfamiliar with their characteristics.
05 Theory Comparison
BELIEVER ANALYSIS
SKEPTIC ANALYSIS
Common Misidentification Pattern
This case represents a classic example of how authorized aerial activities can generate UFO reports when the public is unaware of planned events. Thai lanterns are among the most common sources of UFO reports worldwide due to their unusual appearance to unfamiliar observers. The witnesses acted appropriately by reporting to authorities, and the investigation properly identified the mundane explanation. The case underscores the need for public awareness about scheduled lantern releases.
06 Verdict
ANALYST VERDICT
This case is definitively explained as Thai lanterns released during a PACS celebration, making it a textbook Category A identification. The investigation achieved complete resolution through documentary evidence (prefecture authorization), witness testimony correlation, and behavioral analysis matching known Thai lantern characteristics. The case holds educational value as an example of proper investigation methodology and inter-agency cooperation between civilian witnesses, law enforcement, and scientific investigators. While the sighting itself was mundane once explained, the case demonstrates the importance of official authorization systems for aerial releases and highlights how even authorized activities can generate UFO reports when witnesses are unaware of planned events. Confidence level: 100% - this is as conclusive as UAP investigations become.
AI CONFIDENCE SCORE:
85%
07 Community Discussion
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