---
title: "IC 1166"
url: "https://spacecatalog.org/object/ic-1166"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. IC 1166 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ic-1166"
---

# IC 1166

IC 1166 is a [galaxy](https://spacecatalog.org/galaxies) pair in the constellation [Corona Borealis](https://spacecatalog.org/constellation/corona-borealis). Other catalogues list it as IRAS 16000+2628, IRAS F16000+2628 and LEDA 56771.

## At a glance

- **WHAT IT IS:** Galaxy pair
- **HOW BIG ON THE SKY:** 36″ — Small enough that the full Moon would cover it several times over.
- **WHERE TO LOOK:** [Corona Borealis](https://spacecatalog.org/constellation/corona-borealis) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| CLASS | Galaxy pair |
| CONSTELLATION | Corona Borealis |
| RIGHT ASCENSION (J2000) | 16h 02m 08.9s |
| DECLINATION (J2000) | +26° 19′ 38.0″ |

## Catalogue data

### WHERE IT IS AND HOW IT MOVES

Position, motion across the sky and the size it covers on it. These are measurements of the object as seen from here, so every one of them depends on where here is.

| Field | Value |
| --- | --- |
| Major axis | 0.6′ |

### OTHER NAMES AND NUMBERS

The identifiers other catalogues file this object under, for anyone joining this data to theirs.

| Field | Value |
| --- | --- |
| OpenNGC type code | GPair |
| Wikidata item | Q3719071 |

## Also known as

- IC: IC 1166
- IRAS: IRAS 16000+2628
- IRAS: IRAS F16000+2628
- LEDA: LEDA 56771

## Source

[OpenNGC](https://github.com/mattiaverga/OpenNGC) — CC-BY-SA-4.0

The producer asks: OpenNGC, Mattia Verga (github.com/mattiaverga/OpenNGC). Fields derived from it stay under CC BY-SA 4.0.

How this was made: https://spacecatalog.org/methods#source-openngc

## Cite this page

SpaceCatalog. IC 1166 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ic-1166

```bibtex
@misc{spacecatalog_ic-1166,
  author       = {{SpaceCatalog}},
  title        = {{IC 1166}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/ic-1166},
  note         = {Catalogue entry, data release DR1 (2026-08-21). Values from OpenNGC.}
}
```

OpenNGC — CC-BY-SA-4.0

Acknowledgement the producer asks for: OpenNGC, Mattia Verga (github.com/mattiaverga/OpenNGC). Fields derived from it stay under CC BY-SA 4.0.

The page itself, with its pictures, the sky map and the observing tools: https://spacecatalog.org/object/ic-1166