---
title: "Arcseconds to Degrees — \" to ° converter"
description: "1 arcsecond = 0.0002778 degrees. Convert arcseconds to degrees with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/arcseconds-to-degrees/
site: "At One Place"
---

# Arcseconds to degrees

**1 arcsecond in degrees: 1 " = 0.0002778 °**

° = " × 0.000277777778

To convert arcseconds to degrees, multiply by 0.000277777778. The table below gives the values people look up most often, and the converter works for any number.

## Arcseconds to degrees table

*Common arcsecond values converted to degrees.*

| Arcseconds | Degrees |
| --- | --- |
| 1 " | 0.0002778 |
| 2 " | 0.0005556 |
| 3 " | 0.0008333 |
| 4 " | 0.0011111 |
| 5 " | 0.0013889 |
| 10 " | 0.0027778 |
| 15 " | 0.0041667 |
| 20 " | 0.0055556 |
| 25 " | 0.0069444 |
| 30 " | 0.0083333 |
| 40 " | 0.011111 |
| 50 " | 0.013889 |
| 75 " | 0.020833 |
| 100 " | 0.027778 |
| 250 " | 0.069444 |
| 500 " | 0.13889 |
| 1,000 " | 0.27778 |

## How the conversion works

The relationship is ° = " × 0.000277777778. Both units measure angle, so the conversion is a fixed factor that never changes.

## Common questions

### How many degrees are in one arcsecond?

One arcsecond equals 0.0002778 degrees. ° = " × 0.000277777778.

### How do you convert arcseconds to degrees?

Use ° = " × 0.000277777778. So 10 " is 0.0027778 °.

### How many arcseconds are in one degree?

One degree equals 3,600 arcseconds, which is the reverse of the conversion above.

## Related pages

- [Degrees to Arcseconds](https://atoneplace.net/convert/degrees-to-arcseconds/)
- [Arcseconds to Radians](https://atoneplace.net/convert/arcseconds-to-radians/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)