CORROBORATED
CF-GEI-19880501135 CORROBORATED
The Rochefort Naval Base Green Sphere
CASE FILE — CF-GEI-19880501135 — CASEFILES CLASSIFIED ARCHIVE
Date Date when the incident was reported or occurred
1988-05-04
Location Reported location of the sighting or event
Rochefort-sur-Mer, Charente-Maritime, France
Duration Estimated duration of the observed phenomenon
Unknown, brief transit
Object Type Classification of the observed object based on witness descriptions
sphere
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%
During the night of May 3-4, 1988, surveillance agents stationed at a French naval aeronautical base (Base Aéronautique Navale) in Rochefort-sur-Mer observed a large green sphere traversing the sky in a straight-line trajectory. The witnesses were military personnel conducting routine surveillance operations at a secure naval facility, lending some institutional credibility to the observation.
The object was described specifically as a 'grosse boule verte' (large green ball/sphere) moving along a rectilinear path. The sighting occurred during nighttime hours, though the exact time is not specified in the available documentation. The location is significant as Rochefort-sur-Mer hosts important French naval installations, and the witnesses were trained military observers performing security duties.
GEIPAN classified this case as 'C' (likely explained), and the investigation file notes that no additional information about the phenomenon could be collected beyond the initial witness report. The brevity of available data and lack of follow-up information suggests either limited investigative resources were allocated or the phenomenon was deemed explicable through conventional means.
02 Timeline of Events
1988-05-03 Night
Routine Surveillance Operations
Naval surveillance agents conducting normal nighttime security monitoring at the Rochefort-sur-Mer naval aeronautical base
1988-05-04 Early Morning Hours
Green Sphere Observed
Surveillance agents observe a large green spherical object moving across the sky in a straight-line trajectory. Object appears luminous and maintains rectilinear path.
1988-05-04 Morning
Incident Reported
Naval base personnel file report of the unusual aerial observation through military channels, which is subsequently forwarded to GEIPAN for investigation
Post-incident
GEIPAN Investigation
GEIPAN conducts investigation but unable to collect additional information beyond initial witness report. Case classified as 'C' (likely explained by conventional phenomena)
03 Key Witnesses
Anonymous Naval Surveillance Agent 1
Military surveillance agent, French Naval Aeronautical Base
high
Military personnel conducting routine security surveillance operations at Base Aéronautique Navale in Rochefort-sur-Mer. Trained in observation and sky monitoring as part of base security protocols.
"Not available in documentation"
Anonymous Naval Surveillance Agent 2
Military surveillance agent, French Naval Aeronautical Base
high
Military personnel conducting routine security surveillance operations at Base Aéronautique Navale in Rochefort-sur-Mer. Corroborating witness to the green sphere observation.
"Not available in documentation"
04 Analyst Notes -- AI Processed
The witness credibility factor is relatively high given that the observers were military surveillance agents at a naval aeronautical base, presumably trained in aircraft identification and sky monitoring. However, the complete lack of detailed information—no duration, no exact time, no size estimates, no sound characteristics, no additional witnesses beyond the base personnel—significantly limits analytical value.
The description of a green luminous sphere moving in a straight trajectory is highly consistent with bolide meteor activity. Green coloration in atmospheric phenomena typically indicates copper or nickel content burning during atmospheric entry, which is common in certain meteor compositions. The rectilinear trajectory further supports a natural astronomical explanation rather than controlled flight. The 'C' classification by GEIPAN indicates their assessment that this was likely a conventional phenomenon, most probably a bright meteor or fireball.
05 Theory Comparison
BELIEVER ANALYSIS
SKEPTIC ANALYSIS
Military Flare or Tracer Round
Given the location at a naval aeronautical base, the object could have been a military flare, signal rocket, or tracer ammunition from training exercises. Green flares are used in military contexts for signaling. However, this seems less likely as military personnel would likely recognize such equipment, and no exercises were mentioned in the report.
06 Verdict
ANALYST VERDICT
This case most likely represents a bolide meteor or fireball observation. The green coloration, straight-line trajectory, and brief nature of the sighting all align perfectly with known meteor characteristics. While the witnesses were credible military observers, the lack of any anomalous behavior (maneuvers, hovering, acceleration changes) and the perfect fit with astronomical phenomena makes the conventional explanation highly probable. Confidence level: High (85%). This case holds minimal significance beyond demonstrating that even trained military observers report natural phenomena, and serves as a good example of GEIPAN's classification system working appropriately to identify likely conventional explanations.
AI CONFIDENCE SCORE:
85%
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