---
title: "HIP 55987"
url: "https://spacecatalog.org/object/hip-55987"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. HIP 55987 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/hip-55987"
---

# HIP 55987

HIP 55987 is a [star](https://spacecatalog.org/stars) in the constellation [Musca](https://spacecatalog.org/constellation/musca), shining at apparent magnitude 11.51 (V).

## At a glance

- **WHAT IT IS:** Star
- **HOW BRIGHT (V):** 11.51 — A small telescope reaches it.
- **WHERE TO LOOK:** [Musca](https://spacecatalog.org/constellation/musca) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| APPARENT MAGNITUDE (V) | 11.51 |
| CONSTELLATION | Musca |
| RIGHT ASCENSION (J2000) | 11h 28m 27.8s |
| DECLINATION (J2000) | −66° 29′ 06.8″ |

## 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 |
| --- | --- |
| Proper motion (RA) | −38.33 mas/yr |
| Proper motion (Dec) | 197.06 mas/yr |
| Radial velocity | 0 km/s |

## Also known as

- HIP: HIP 55987

## Source

[HYG Database v4.1](https://github.com/astronexus/HYG-Database) — CC-BY-SA-4.0

The producer asks: HYG Database v4.1, Astronexus (github.com/astronexus/HYG-Database). Fields derived from it stay under CC BY-SA 4.0.

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

## Cite this page

SpaceCatalog. HIP 55987 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/hip-55987

```bibtex
@misc{spacecatalog_hip-55987,
  author       = {{SpaceCatalog}},
  title        = {{HIP 55987}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/hip-55987},
  note         = {Catalogue entry, data release DR1 (2026-08-21). Values from HYG Database v4.1.}
}
```

HYG Database v4.1 — CC-BY-SA-4.0

Acknowledgement the producer asks for: HYG Database v4.1, Astronexus (github.com/astronexus/HYG-Database). 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/hip-55987