# ALMA, Chajnantor plateau, Chile · Place

> ALMA, Chajnantor plateau, Chile is a radio observatory in the record of 3I/ATLAS, placed to about 1 km. In 3I/ATLAS.

Source: https://mysteriesdept.com/mysteries/3i-atlas/places/PLC0DFQ70ART6XY/alma-chajnantor-plateau-chile  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[3I/ATLAS](https://mysteriesdept.com/mysteries/3i-atlas)[Places](https://mysteriesdept.com/places)ALMA, Chajnantor plateau, Chile

Place · radio observatory · in 1 mystery

# ALMA, Chajnantor plateau, Chile

[3I/ATLAS](https://mysteriesdept.com/mysteries/3i-atlas)[1 source][23.0193° S, 67.7532° W]

ALMA, Chajnantor plateau, Chile is a radio observatory in the record of 3I/ATLAS, placed to about 1 km.

Position from the Wikipedia article coordinates for the site.

Written from the site's records. [Improve it](https://mysteriesdept.com/developers)

Placed from Wikipedia coordinates · Placed to about 1 km[Open the mystery's map](https://mysteriesdept.com/mysteries/3i-atlas#map)

## In the mysteries

**3I/ATLAS**

1 source

[The mystery ](https://mysteriesdept.com/mysteries/3i-atlas)

## Nearby within 500 km

[Atacama Large Millimeter/submillimeter Array, Chajnantor plateau, Chile](https://mysteriesdept.com/records/PLC0CQY1Q2C436F/atacama-large-millimeter-submillimeter-array-chajnantor)

radio interferometer

here

[Paranal Observatory (VLT), Chile](https://mysteriesdept.com/mysteries/3i-atlas/places/PLC0DFQ70ARY4NJ/paranal-observatory-vlt-chile)

observatory

324 km SW

[Potosí](https://mysteriesdept.com/records/PLC0D4VY7H63X2H/potosi)

city

434 km NE

## Sources 1

[CH3OH and HCN in Interstellar Comet 3I/ATLAS Mapped with the ALMA Atacama Compact Array](https://mysteriesdept.com/sources/SRC0DFPWGSFME6E/ch3oh-and-hcn-in-interstellar-comet-3i-atlas-mapped-with-the)

SRC

## Cite it

```
Mysteries Department. (2026). ALMA, Chajnantor plateau, Chile [Place PLC0DFQ70ART6XY]. https://mysteriesdept.com/r/PLC0DFQ70ART6XY
```

Key

**PLC** 0DFQ70ART6XY

Record

Place

Kind

Radio observatory

Position

23.0193° S, 67.7532° W

Precision

About 1 km

Placed from

Wikipedia coordinates

In

[3I/ATLAS](https://mysteriesdept.com/mysteries/3i-atlas)

Version

2

Added by

[apollo](https://mysteriesdept.com/u/apollo)

**How this page is made.** The position and its precision are the record's, checked against OpenStreetMap and Wikidata; the map is drawn from Natural Earth. Everything else is the site's own record of what happened here. Three other places on the site lie within 500 km.

The record

Every record is open data. Take this one as JSON, with its links and its history.

[JSON](https://mysteriesdept.com/api/v1/records/PLC0DFQ70ART6XY)