---
title: "HIP 59554"
url: "https://spacecatalog.org/object/hip-59554"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. HIP 59554 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/hip-59554"
---

# HIP 59554

HIP 59554 is an F0 yellow-white [star](https://spacecatalog.org/stars) in the constellation [Coma Berenices](https://spacecatalog.org/constellation/coma-berenices), shining at apparent magnitude 9.80 (V).

## At a glance

- **WHAT IT IS:** Yellow-white star
- **HOW BRIGHT (V):** 9.80 — A small telescope reaches it.
- **WHERE TO LOOK:** [Coma Berenices](https://spacecatalog.org/constellation/coma-berenices) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| CLASS | F0 yellow-white star |
| APPARENT MAGNITUDE (V) | 9.80 |
| CONSTELLATION | Coma Berenices |
| RIGHT ASCENSION (J2000) | 12h 12m 50.1s |
| DECLINATION (J2000) | +17° 21′ 18.7″ |

## 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 |
| --- | --- |
| Spectral type | F0 |

### 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 |
| --- | --- |
| Colour index (B−V) | 0.372 |

### 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) | 0.4 mas/yr |
| Proper motion (Dec) | 3.5 mas/yr |

## Also known as

- HIP: HIP 59554

## 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 59554 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/hip-59554

```bibtex
@misc{spacecatalog_hip-59554,
  author       = {{SpaceCatalog}},
  title        = {{HIP 59554}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/hip-59554},
  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-59554