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ALSACAT is my comprehensive catalog of UFO sighting reports in Alsace, the region is the North-East of France, whether they are "explained" or "unexplained".

The ALSACAT catalog is made of case files with a case number, summary, quantitative information (date, location, number of witnesses...), classifications, all sources mentioning the case with their references, a discussion of the case in order to evaluate its causes, and a history of the changes made to the file. A general index and thematic sub-catalogs give access to these Alsatian case files.

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Case of Schirmeck, in April 2005:

Case number:



The regional newspaper Les Dernieres Nouvelles d'Alsace for November 28, 2005 had published an article on the question of UFOs in Alsace; in an insert, they told that among the latest cases of unexplained phenomena of which Alsatian ufologists like Patrick Gross, Christian Comtesse or Christian Morgenthaler were seized, there had been a case in April 2005 of "large luminous triangle" spotted above Schirmeck.


Temporal data:

Date: April 2005
Time: ?
Duration: ?
First known report date: November 28, 2005
Reporting delay: 7 months.

Geographical data:

Department: Bas-Rhin
City: Schirmeck
Place: ?
Latitude: 48.479
Longitude: 7.217
Uncertainty radius: 5 km.

Witnesses data:

Number of alleged witnesses: ?
Number of known witnesses: ?
Number of named witnesses: ?
Witness(es) ages: ?
Witness(es) types: ?

Ufology data:

Reporting channel: The regional Press.
Type of location: ?
Visibility conditions: ?
UFO observed: Yes.
UFO arrival observed: ?
UFO departure observed: ?
Entities: No.
Photographs: No.
Sketch(s) by witness(es): No.
Sketch(es) approved by witness(es): No.
Witness(es) feelings: ?
Witnesses interpretation: ?


Hynek: ?
ALSACAT: Totally insufficient information.






Latest reported cases

Here are the latest cases of unexplained phenomena reported to Alsatian ufologists such as Patrick Gross, Christian Comtesse or Christian Morgenthaler.

[... other cases...]

In April, June and October 2005, the same phenomenon (always a large luminous triangle) was spotted respectively above Schirmeck, south of Strasbourg and in the surroundings of Mulhouse.

Note: "same phenomenon" refers not to a "luminous triangle" but to a triangular dark mass with lights at the corners and the center.



Totally insufficient information.


Totally insufficient information.

Sources references:

* = Source is available to me.
? = Source I am told about but could not get so far. Help needed.

File history:


Main author: Patrick Gross
Contributors: None
Reviewers: None
Editor: Patrick Gross

Changes history:

Version: Create/changed by: Date: Description:
0.1 Patrick Gross March 16, 2023 Creation, [dna1].
1.0 Patrick Gross March 16, 2023 First published.

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This page was last updated on March 16, 2023.