---
title: "IC 2308"
url: "https://spacecatalog.org/object/ic-2308"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. IC 2308 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ic-2308"
---

# IC 2308

IC 2308 is a spiral [galaxy](https://spacecatalog.org/galaxies) Sab in the constellation [Cancer](https://spacecatalog.org/constellation/cancer). Other catalogues list it as 2MASX J08204524+1921444, IRAS 08178+1931 and LEDA 23415, among 6 designations in total.

## At a glance

- **WHAT IT IS:** Spiral galaxy
- **HOW BIG ON THE SKY:** 38″ — Small enough that the full Moon would cover it several times over.
- **WHERE TO LOOK:** [Cancer](https://spacecatalog.org/constellation/cancer) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| CLASS | Spiral galaxy Sab |
| CONSTELLATION | Cancer |
| RIGHT ASCENSION (J2000) | 08h 20m 45.3s |
| DECLINATION (J2000) | +19° 21′ 44.2″ |

## Catalogue data

### WHAT KIND OF THING IT IS

What the object is in itself, rather than how it happens to look from here.

| Field | Value |
| --- | --- |
| Hubble type | Sab |

### HOW BRIGHT IT IS

What the light adds up to, measured through one filter at a time. A magnitude is a brightness on a backwards scale — the smaller the number, the brighter the object.

| Field | Value |
| --- | --- |
| Surface brightness | 22.85 mag/arcsec² |

### 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 | 0.63′ |
| Minor axis | 0.32′ |
| Position angle | 93° |

### OTHER NAMES AND NUMBERS

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

| Field | Value |
| --- | --- |
| OpenNGC type code | GTrpl |
| Wikidata item | Q3691251 |

## Also known as

- 2MASX: 2MASX J08204524+1921444
- IC: IC 2308
- IRAS: IRAS 08178+1931
- LEDA: LEDA 23415
- MCG: MCG +03-22-001
- PGC: PGC 23415

## 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 2308 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ic-2308

```bibtex
@misc{spacecatalog_ic-2308,
  author       = {{SpaceCatalog}},
  title        = {{IC 2308}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/ic-2308},
  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-2308