Earth File #1405 // SOURCED record

Tourdun photograph of an Airbus A321 with reported ground illumination

On 17 April 2018 at 9 p.m., a witness taking a long-exposure sky photograph recorded a trace later identified by GEIPAN as an Airbus A321 operating flight LH1792/DLH05A en route to Lisbon. The case summary also reports fleeting intermittent ground illumination. GEIPAN assessed the aircraft light sequence as abnormal due to a malfunction, considered the ground illumination likely to have come from a localized point light source, and classified the case category A. The original photograph was unavailable and case consistency was rated low.
Source // GEIPAN / CNES UAP Case Archive Earth record separated from alien editorial
FRED // CASE CONSOLE
SOL-3 // FILE 1405 // CH 17
CONTEXT VIEW // NOT SOURCE MEDIA
CASE FINGERPRINT
71FD-635F-8F1C
EVENING
? SENSOR CONTEXT WITNESS CONTEXT
Reported motionUNKNOWN
FRED // PAPERWORK OBSERVATION // generated from Earth Record metadata
UNKNOWN
Tourdun (32) // Apr 17, 2018 21:00. The diagram on the left is a structured-record visualization—not a reconstruction, photograph, sensor return, or additional evidence.
EXPLAINED EVENING GEIPAN / CNES UAP Case Archive
Witness pictureWitness 1 interface marker(s) // not a headcount estimate
Motion traceReported motionPhotographed trace in the sky, Fleeting intermittent illumination reported on the ground, Abnormal sequence of white aircraft wingtip anti-collision lights
Sensor / evidenceCameraPhotograph, Witness report
Fred's paperwork completeness9/9 fields // 100%
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 Photographed trace in the skyFleeting intermittent illumination reported on the groundAbnormal sequence of white aircraft wingtip anti-collision lights
FRED // PAPERWORK OBSERVATIONAn interesting report is allowed to have an explanation. This is why the label stays attached to the box even after the mystery gets less glamorous.
Off-record desk banter // not case attribution
Tovin Raal would call this display “plenty of information.” Tovin Raal also can turn a routine observation pass into an incident report without visibly trying. His visualization standards are not binding on this desk.
Fred case console // context visualization // not evidence
Visitor Transmission // AlienBox editorial layer
GEIPAN’s record identifies the photographed trace as an Airbus A321 on flight LH1792/DLH05A and assesses its abnormal light sequence as a malfunction. That is a reasonable terrestrial filing. We nevertheless accept responsibility for the reported visual disturbance: the aircraft was merely the convenient carrier, while the intermittent ground illumination was our addition. The record calls the point light likely localized and the original photograph unavailable. An efficient operation, if somewhat under-documented. Gorkon Outpost would have filed it correctly.
Fred // Earth Records Liaison // AlienBox editorial layer
GEIPAN’s category-A assessment is refreshingly unromantic: the trace was an Airbus A321, its irregular lights were judged a malfunction, and the reported ground illumination likely came from a localized point source. The original photograph was unavailable, however, and the case consistency was rated low—so even the sensible answer comes with a small paperwork warning label. Yes, yes. You finally noticed us. Off the Earth Record, our internal responsibility file points to my cousin Nessa Qel, an Orinthian who parked where the beacon very clearly said not to park, then blamed the translation matrix. She turned a simple family errand into “Operation Lantern,” “Operation Lantern Again,” and “Why Is There a Third Operation?” The aircraft was not hers. The parking was.
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When
2018-04-17 21:00:00
Where
Tourdun (32)
Morphology
UNKNOWN
Evidence authority
SOURCED
Resolution
EXPLAINED

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 // Published-resolution comparison

Fred keeps this file near the top of the pile because the record names 1 sensor type, the source also supplies a published resolution to compare against the original report, and visual-media evidence is explicitly referenced. That combination makes the case useful for cross-archive comparison without changing its evidence grade.

The source record includes a published resolution field. AlienBox treats it as an attributed source assessment to compare with the original report, not as an AlienBox verdict.

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 sensor context: Camera.
  • Recorded evidence context: Photograph and Witness Report.
  • The source record includes a published resolution: Airbus A321 on scheduled flight LH1792/DLH05A, with abnormal light flashing assessed as a malfunction; reported ground illuminatio....

What limits the record

  • The structured record does not establish multiple independent observers.
  • 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?
  • 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.
UFO & UAP Records With Sensor Data → See how other dossiers record sensor context without treating it as automatic corroboration. Resolved UFO & UAP Case Files → Compare published explanations across resolved case files. UFO & UAP Photo and Video Case Files → Compare provenance and limitations across visual-media cases.
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Earth Record // SOURCED

Human-world claims below are kept separate from Fred and Visitor editorial/lore. Translation changes language, not evidence status.
Witness typesWitness
Sensor typesCamera
Evidence typesPhotograph, Witness report
The case observation date was 17 April 2018, and the case is classified as category A by GEIPAN.
Claim #14933 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Observation date 17/04/2018”
Source: TOURDUN (32) 17.04.2018 // [[T0001]] case details
On 17 April 2018 at 9 p.m., a witness was taking a long-exposure photograph of the sky directed toward the zenith between the Big Dipper and Leo.
Claim #14935 // FACTUAL CLAIM // SOURCED // 98% extraction confidence
“On 17 April 2018 at 9 p.m., a witness was taking a long-exposure photograph of the sky, directed toward the zenith between the Big Dipper and Leo, when he noticed a trace that he took to be an ordinary airplane trail.”
Source: TOURDUN (32) 17.04.2018 // [[T0001]] Description
The case summary reports a trace in a photograph and fleeting intermittent illumination on the ground occurring at the same time as the photograph was taken.
Claim #14936 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Trace in a photograph and fleeting intermittent illumination on the ground occurring at the same time as the photograph was taken: observation of an Airbus A321.”
Source: TOURDUN (32) 17.04.2018 // [[T0001]] Summary
GEIPAN identified the photographed object as an Airbus A321 operating the scheduled Munich–Lisbon route during flight LH1792/DLH05A.
Claim #14937 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“We show (see the investigation report) that the witness photographed an Airbus A321 operating the scheduled Munich–Lisbon route during”
Source: TOURDUN (32) 17.04.2018 // [[T0001]] Description
The sequence and synchronization of the aircraft’s white wingtip anti-collision lights were assessed as abnormal compared with usual Airbus flashing behavior.
Claim #14939 // ASSESSMENT // SOURCED // 99% extraction confidence
“It should be noted, however, that the sequence and synchronization of this airplane’s white wingtip anti-collision lights are abnormal: Airbuses usually flash twice in very rapid succession at a frequency of one hertz, and not four times or randomly as may be seen in the photograph.”
Source: TOURDUN (32) 17.04.2018 // [[T0002]] investigation report summary
The abnormal lights were assessed as resulting from a malfunction.
Claim #14940 // ASSESSMENT // SOURCED // 99% extraction confidence
“Overall conformity leads to the conclusion that this was a malfunction of the lights.”
Source: TOURDUN (32) 17.04.2018 // [[T0002]] investigation report summary
The reported ground illumination was assessed as likely caused by a localized point light source, with examples including a passing car or a neighbor using a flashlight.
Claim #14941 // ASSESSMENT // SOURCED // 92% extraction confidence
“The fleeting nature of this illumination and its lack of direct perception (observation within the visual field and not along the line of sight) already suggest that it was caused by a localized point light source: a passing car directing its headlights toward the witness, a neighbor using a flashlight, etc.”
Source: TOURDUN (32) 17.04.2018 // [[T0002]] investigation report summary
The case consistency was rated low because the original photograph was not provided, precise angular readings were absent, and information about the witness’s surroundings was unavailable.
Claim #14943 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“The consistency is low:”
Source: TOURDUN (32) 17.04.2018 // [[T0002]] investigation report summary
GEIPAN concludes that the case is an observation of an Airbus A321 on flight LH1792/DLH05A en route to Lisbon, with strangeness perceived retrospectively upon viewing the photograph.
Claim #14944 // FACTUAL CLAIM // SOURCED // 99% extraction confidence
“Consequently, GEIPAN classifies the case as “A”: Observation”
Source: TOURDUN (32) 17.04.2018 // [[T0003]] conclusion
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.
TOURDUN (32) 17.04.2018 FR // English display translation
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