---
title: "NGC 7720"
url: "https://spacecatalog.org/object/ngc-7720"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. NGC 7720 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ngc-7720"
---

# NGC 7720

NGC 7720 is an elliptical [galaxy](https://spacecatalog.org/galaxies) E+cG in the constellation [Pegasus](https://spacecatalog.org/constellation/pegasus). Other catalogues list it as LEDA 71985, MCG +04-55-036 and PGC 71985, among 5 designations in total. It was discovered in 1784.

## At a glance

- **WHAT IT IS:** Elliptical galaxy
- **HOW BIG ON THE SKY:** 1.2′ — Small enough that the full Moon would cover it several times over.
- **WHERE TO LOOK:** [Pegasus](https://spacecatalog.org/constellation/pegasus) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| CLASS | Elliptical galaxy E+cG |
| CONSTELLATION | Pegasus |
| RIGHT ASCENSION (J2000) | 23h 38m 29.4s |
| DECLINATION (J2000) | +27° 01′ 53.2″ |
| DISCOVERED | 1784 |

## 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 | E+cG |

### 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 | 1.2′ |
| Minor axis | 1.42184′ |
| Position angle | 30° |

### WHEN IT WAS FOUND

Who first saw it, from where, and by what method.

| Field | Value |
| --- | --- |
| Discovered by | William Herschel |

### 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 | Q1168908 |
| Wikipedia article | NGC 7720 |

### WHERE THESE FIGURES CAME FROM

Which catalogue, paper or model each of the fields above was read from, where the source named one.

| Field | Value |
| --- | --- |
| Morphology from | SIMBAD (quality D) |

## Also known as

- LEDA: LEDA 71985
- MCG: MCG +04-55-036
- NGC: NGC 7720
- PGC: PGC 71985
- UGC: UGC 12716

## 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. NGC 7720 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ngc-7720

```bibtex
@misc{spacecatalog_ngc-7720,
  author       = {{SpaceCatalog}},
  title        = {{NGC 7720}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/ngc-7720},
  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/ngc-7720