# Breakthrough Listen Green Bank Telescope observations of HD 139139

> A radio search for narrowband technosignatures; no detection has been reported since.

Source: https://mysteriesdept.com/mysteries/hd-139139-random-transiter/artifacts/ART0D79SAVT3V42/breakthrough-listen-green-bank-telescope-observations-of-hd  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

---

[Mysteries](https://mysteriesdept.com/mysteries)[HD 139139, the "Random Transiter"](https://mysteriesdept.com/mysteries/hd-139139-random-transiter)[Artifacts](https://mysteriesdept.com/mysteries/hd-139139-random-transiter#artifacts)Breakthrough Listen Green Bank Telescope observations of HD 139139

**ART** 0D79SAVT3V42·Artifact · recording

# Breakthrough Listen Green Bank Telescope observations of HD 139139

Recordingpublisher (licence not confirmed)Reported October 2019

[Cite]

**Not kept here.** This copy isn't ours to show. [See it where it's published](https://doi.org/10.3847/2515-5172/ab4bd6).

A radio search for narrowband technosignatures; no detection has been reported since.

Bryan Brzycki and colleagues, 2019. publisher (licence not confirmed)

## Copies 1

**Document** Bryan Brzycki and colleagues · doi.org · 2019-10-10 · publisher (licence not confirmed)Primary source: [Breakthrough Listen Follow-up of the Random Transiter (EPIC 249706694/HD 139139) with the Green Bank Telescope](https://mysteriesdept.com/sources/SRC0D79RVFM3P1R/breakthrough-listen-follow-up-of-the-random-transiter-epic)2 steps from the original

[Where it's published](https://doi.org/10.3847/2515-5172/ab4bd6)

## Where it was made

[Robert C. Byrd Green Bank Telescope, West Virginia](https://mysteriesdept.com/records/PLC0D79RYDC2Z2E/robert-c-byrd-green-bank-telescope-west-virginia) · Radio telescope

## Sources 1

- [Breakthrough Listen Follow-up of the Random Transiter (EPIC 249706694/HD 139139) with the Green Bank Telescope](https://mysteriesdept.com/sources/SRC0D79RVFM3P1R/breakthrough-listen-follow-up-of-the-random-transiter-epic)_SRC_

## Cite it

```
Mysteries Department. (2026). Breakthrough Listen Green Bank Telescope observations of HD 139139 [Artifact ART0D79SAVT3V42]. https://mysteriesdept.com/r/ART0D79SAVT3V42
```

Key

**ART** 0D79SAVT3V42

Kind

Recording

Held by

Breakthrough Listen (Berkeley SETI Research Center)

Dated

reported October 2019

Licence

publisher (licence not confirmed)

Place

[Robert C. Byrd Green Bank Telescope, West Virginia](https://mysteriesdept.com/records/PLC0D79RYDC2Z2E/robert-c-byrd-green-bank-telescope-west-virginia)

Part of

[HD 139139, the "Random Transiter"](https://mysteriesdept.com/mysteries/hd-139139-random-transiter)

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/ART0D79SAVT3V42)