# Jewitt 2017: Interstellar Interloper 1I/2017 U1: Observations from the NOT and WIYN Telescopes

> David Jewitt, Jane Luu, Jayadev Rajagopal et al., 2017. 1 records on Mysteries Department cite it. An independent early record of the absence of activity…

Source: https://mysteriesdept.com/sources/SRC0CSKB23T3HWS/interstellar-interloper-1i-2017-u1-observations-from-the-not  
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[Sources](https://mysteriesdept.com/sources)[1I/'Oumuamua](https://mysteriesdept.com/mysteries/oumuamua)Jewitt 2017

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# Interstellar Interloper 1I/2017 U1: Observations from the NOT and WIYN Telescopes

David Jewitt, Jane Luu, Jayadev Rajagopal et al., 2017. _The Astrophysical Journal Letters_.

Early photometry and imaging from the Nordic Optical Telescope and WIYN: no coma, a neutral-to-red colour, a large light-curve range and a strict limit on dust production. ApJL 850, L36.

**1I/'Oumuamua** Articledoi: **[10.3847/2041-8213/aa9b2f](https://doi.org/10.3847/2041-8213/aa9b2f)** Checked against the original0

## What it's used for here

An independent early record of the absence of activity and the colour.

## Cited by on this site 1 record

[1I/'Oumuamua](https://mysteriesdept.com/mysteries/oumuamua)

The mystery article

MYS

## Cite it

```
Jewitt, D., Luu, J., Rajagopal, J., Kotulla, R., Ridgway, S., Liu, W., & Augusteijn, T. (2017). Interstellar Interloper 1I/2017 U1: Observations from the NOT and WIYN Telescopes. The Astrophysical Journal Letters. https://doi.org/10.3847/2041-8213/aa9b2f
```

[Read it free at doi.org](https://doi.org/10.3847/2041-8213/aa9b2f)

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Journal article

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Kept

27 Oct 2026, for editors

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