Earth File #2490 // SOURCED record

Reported intense light observation at Le Mesnil-le-Roi

The GEIPAN case description reports that, on January 8, 1977, at 8:50 p.m., a witness observed an intense light from an object she could not see. The light was reportedly observed briefly without noise and disappeared along a descending trajectory behind houses toward the state forest. No trace or additional testimony was reported; GEIPAN classified the case as C, citing a lack of reliable information.
Source // GEIPAN / CNES UAP Case Archive Earth record separated from alien editorial
FRED // CASE CONSOLE
SOL-3 // FILE 2490 // CH 04
CONTEXT VIEW // NOT SOURCE MEDIA
CASE FINGERPRINT
4F40-9129-37B2
EVENING
WITNESS CONTEXT
Reported descending motionLIGHT
FRED // FIELD ASSESSMENT // generated from Earth Record metadata
LIGHT
Le Mesnil-le-Roi, Île-de-France, Yvelines // Jan 8, 1977 20:50. The diagram on the left is a structured-record visualization—not a reconstruction, photograph, sensor return, or additional evidence.
INSUFFICIENT DATA EVENING GEIPAN / CNES UAP Case Archive
Witness picturesingle witness 1 interface marker(s) // not a headcount estimate
Motion traceReported descending motionbrief observation, no noise heard, disappeared along a descending trajectory behind houses toward the state forest
Sensor / evidenceNo sensor type statedwitness report, no physical trace reported
Fred's paperwork completeness8/9 fields // 89%
Interface completeness only // this score does not measure truth, evidence strength, or extraterrestrial probability
1 document(s)1 source node(s)9 structured claim(s) location precision: locality brief observationno noise hearddisappeared along a descending trajectory behind houses toward the state forest
FRED // FIELD ASSESSMENTShape and motion give me something worth diagramming. The diagram remains a diagram, which I am apparently required to keep explaining.
Fred case console // context visualization // not evidence
Visitor Transmission // AlienBox editorial layer
The light at Le Mesnil-le-Roi was ours. Your case description reports that, on January 8, 1977, at 8:50 p.m., a witness saw an intense light from an object she could not see; it was brief, silent, and disappeared along a descending trajectory behind the houses toward the state forest. No trace or additional testimony supplied further information. GEIPAN classified the case C, citing a lack of reliable information. Correct, though administratively inconvenient.
Fred // Earth Records Liaison // AlienBox editorial layer
A brief intense light was reported at Le Mesnil-le-Roi in 1977; no object was seen clearly, and GEIPAN classified the case C for lack of reliable information. Sensible filing. The report gives us a light, a direction, and very little else—hardly an equipment manifest. Off the Earth Record, the Visitors are taking responsibility. Yes, yes, you finally noticed us. Unfortunately, responsibility is not retroactive instrumentation, and it does not turn an insufficient-data case into a confirmed landing. The human record remains limited; our relatives’ admission merely explains why my inbox has acquired another French light report with no useful attachment.
FRED // EXPENSE ACCOUNT DENIED

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When
1977-01-08 20:50:00
Where
Le Mesnil-le-Roi, Île-de-France, Yvelines
Morphology
LIGHT
Evidence authority
SOURCED
Resolution
INSUFFICIENT DATA

Why Fred Thinks This Case Matters

AlienBox comparative analysis from structured Earth Record fields // not a new source // not a change in evidence grade
Console archetype // Historical archive record

Fred keeps this file because it preserves a sourced report that can be compared against the rest of the Earth Archive. Its value is documentary: the gaps remain visible instead of being filled with a more exciting story.

This pre-2000 record is useful as part of the historical comparison set: what was reported, what was recorded at the time, and what later source material did or did not resolve.

What strengthens the record

  • 1 linked source document provide provenance for the Earth Record.
  • 9 claim citations tie extracted statements back to source excerpts or locators.
  • Recorded evidence context: Witness Report, No Physical Trace Reported, and No Additional Testimony Reported.

What limits the record

  • No sensor type is recorded in the structured Earth Record.
  • The structured record does not establish multiple independent observers.
  • No published resolved-as conclusion is stored for this dossier.
  • The current dossier is anchored to one source network rather than independent source networks.

What would help resolve it

  • Can the originating record establish an exact number of observers and whether their observations were independent?
  • Did any radar, infrared, optical, telemetry, or other instrument record the event, and is that material preserved?
  • Was a later investigation or mundane explanation published by the originating authority or another approved source?
  • Can the source establish a usable duration for the observation rather than only a date or narrative sequence?

Fred Says Go Here Next

Internal research paths chosen from this dossier's structured fields. Similarity is navigation, not corroboration.

Earth Record // SOURCED

Human-world claims below are kept separate from Fred and Visitor editorial/lore. Translation changes language, not evidence status.
Witness typessingle witness
Sensor typesNot stated
Evidence typeswitness report, no physical trace reported, no additional testimony reported
The observation date was 1977-01-08.
Claim #25378 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“08/01/1977”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Observation date
The case concerns Le Mesnil-le-Roi in the Île-de-France region and Yvelines department.
Claim #25379 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Region Île-de-France Department Yvelines”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Region and Department
GEIPAN classified the case as C.
Claim #25380 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Classification C”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Classification
The listed type of phenomenon was lack of reliable information.
Claim #25381 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Type of phenomenon Lack of reliable information”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Type of phenomenon
The case summary reports an observation of an object emitting a strong light.
Claim #25382 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Observation of an object emitting a strong light.”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Summary
According to the case description, on January 8, 1977, at 8:50 p.m., a witness observed an intense light coming from an object she could not see.
Claim #25383 // ATTRIBUTED CLAIM // SOURCED // 98% extraction confidence
“On January 8, 1977, at 8:50 p.m., a witness observed an intense light coming from an object she could not see.”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Description
According to the case description, no noise was heard during the brief observation.
Claim #25384 // ATTRIBUTED CLAIM // SOURCED // 97% extraction confidence
“No noise was heard during the brief observation.”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Description
According to the case description, the object disappeared along a descending trajectory behind the houses in the direction of the state forest.
Claim #25385 // ATTRIBUTED CLAIM // SOURCED // 97% extraction confidence
“The object disappeared along a descending trajectory behind the houses in the direction of the state forest.”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Description
The case description states that no trace and no other testimony provided further information about the phenomenon.
Claim #25386 // FACTUAL CLAIM // SOURCED // 98% extraction confidence
“No trace and no other testimony were able to provide further information about this phenomenon.”
Source: LE MESNIL-LE-ROI (78) 08.01.1977 // [[T0001]] Case details, Description
FRED // PUBLIC DESK CHANNEL

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Related Cases

Source Documents

AlienBox displays translated titles when available. Canonical links always point to the original source.
LE MESNIL-LE-ROI (78) 08.01.1977 FR // English display translation
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