# Photographs and grating spectra of the lights, 1984

> Cameras fitted with diffraction gratings took 23 photographs of lights; three were usable as spectra and show a continuum without lines. The campaign's…

Source: https://mysteriesdept.com/mysteries/hessdalen-lights/artifacts/ART0D0NE4JJ77WS/photographs-and-grating-spectra-of-the-lights-1984  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Mysteries](https://mysteriesdept.com/mysteries)[Hessdalen lights](https://mysteriesdept.com/mysteries/hessdalen-lights)[Artifacts](https://mysteriesdept.com/mysteries/hessdalen-lights#artifacts)Photographs and grating spectra of the lights, 1984

**ART** 0D0NE4JJ77WS·Artifact · recording

# Photographs and grating spectra of the lights, 1984

Recordingpublisher (© Project Hessdalen)January–February 1984

[Cite]

**Not kept here.** This copy isn't ours to show. [See it where it's published](http://old.hessdalen.org/reports/Spectrographic_records.shtml).

Cameras fitted with diffraction gratings took 23 photographs of lights; three were usable as spectra and show a continuum without lines. The campaign's ordinary photographs are reproduced in the 1984 report.

Project Hessdalen, 1984. publisher (© Project Hessdalen)

## Copies 2

**Photo** Project Hessdalen · old.hessdalen.org · 1984 · publisher (© Project Hessdalen)Primary source: [Hessdalen: spectrographic records (fieldwork of January–February 1984)](https://mysteriesdept.com/sources/SRC0D0NDA6T56YX/hessdalen-spectrographic-records-fieldwork-of)2 steps from the original

[Where it's published](http://old.hessdalen.org/reports/Spectrographic_records.shtml)

**Photo** Project Hessdalen · old.hessdalen.org · 1984 · publisher (© Project Hessdalen)Primary source: [Project Hessdalen 1984: Final Technical Report, Part 1](https://mysteriesdept.com/sources/SRC0D0ND9Z01DKN/project-hessdalen-1984-final-technical-report-part-1)2 steps from the original

[Where it's published](http://old.hessdalen.org/reports/hpreport84.shtml)

## Where it was made

[Hessdalen valley, Holtålen, Trøndelag](https://mysteriesdept.com/records/PLC0D0NDF325N9V/hessdalen-valley-holtalen-trndelag) · Valley

## Sources 1

- [Hessdalen: spectrographic records (fieldwork of January–February 1984)](https://mysteriesdept.com/sources/SRC0D0NDA6T56YX/hessdalen-spectrographic-records-fieldwork-of)_SRC_

## Cite it

```
Mysteries Department. (2026). Photographs and grating spectra of the lights, 1984 [Artifact ART0D0NE4JJ77WS]. https://mysteriesdept.com/r/ART0D0NE4JJ77WS
```

Key

**ART** 0D0NE4JJ77WS

Kind

Recording

Held by

Project Hessdalen

Dated

January–February 1984

Licence

publisher (© Project Hessdalen)

Place

[Hessdalen valley, Holtålen, Trøndelag](https://mysteriesdept.com/records/PLC0D0NDF325N9V/hessdalen-valley-holtalen-trndelag)

Part of

[Hessdalen lights](https://mysteriesdept.com/mysteries/hessdalen-lights)

The record

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[JSON](https://mysteriesdept.com/api/v1/records/ART0D0NE4JJ77WS)