Convert Degrees to Arcseconds
Instantly convert Degrees (°) to Arcseconds (″) with our free online calculator.
Formula: ° to ″ — multiply by 3600
Reference Table
| Degrees (°) | Arcseconds (″) |
|---|---|
| 1 | 3600 |
| 5 | 18000 |
| 10 | 36000 |
| 25 | 90000 |
| 50 | 180000 |
| 100 | 360000 |
How to Convert Degrees to Arcseconds
Formula
To convert Degrees (°) to Arcseconds (″): multiply by 3600
Step-by-Step
- Start with your value in Degrees (°).
- Multiply by 3600 to perform the conversion.
- The result is your value expressed in Arcseconds (″).
Conversion Factor
1 ° = 3600 ″
Reverse Factor
1 ″ = 0.000277778 °
Worked Example
Convert 25 Degrees to Arcseconds: 25 ° = 90000 ″
About Degree (°)
A unit of angle equal to 1/360 of a full rotation, inherited from Babylonian astronomy's base-60 number system about 4,000 years ago. Degrees are the universal everyday angle unit — compass bearings, latitude/longitude, machine-tool protractors, GIS data, and architectural drawings. A right angle is 90°, a straight line 180°, a full turn 360°. Trigonometry education worldwide introduces sine and cosine in degrees before moving students to radians.
About Arcsecond (″)
A unit of angle equal to 1/3600 of a degree (or 1/60 of an arcminute). Arcseconds are the working unit of modern observational astronomy — stellar parallax, telescope resolution (Hubble ≈ 0.05 arcsec), and astrometric catalogs all report positions and motions in arcseconds. Geodetic GPS and high-precision surveying also specify coordinate accuracy in arcseconds, where sub-arcsecond resolution corresponds to centimeter-level positioning on Earth.
Quick Facts
- 1 Degree equals 3600 Arcseconds
- 1 Arcsecond equals 0.000277778 Degrees
- Degree is a unit of angle
- Arcsecond is a unit of angle
- This conversion is commonly used in surveying, navigation, trigonometry, and mechanical design
Common Degree to Arcsecond Conversions
| Degrees (°) | Arcseconds (″) |
|---|---|
| 0.01 | 36 |
| 0.1 | 360 |
| 0.25 | 900 |
| 0.5 | 1800 |
| 1 | 3600 |
| 2 | 7200 |
| 3 | 10800 |
| 5 | 18000 |
| 10 | 36000 |
| 15 | 54000 |
| 20 | 72000 |
| 25 | 90000 |
| 50 | 180000 |
| 75 | 270000 |
| 100 | 360000 |
| 250 | 900000 |
| 500 | 1800000 |
| 1000 | 3600000 |
| 5000 | 18000000 |
| 10000 | 36000000 |
Understanding Degrees
The Degree (symbol: °) is a unit of angle. A unit of angle equal to 1/360 of a full rotation, inherited from Babylonian astronomy's base-60 number system about 4,000 years ago. Degrees are the universal everyday angle unit — compass bearings, latitude/longitude, machine-tool protractors, GIS data, and architectural drawings. A right angle is 90°, a straight line 180°, a full turn 360°. Trigonometry education worldwide introduces sine and cosine in degrees before moving students to radians.
Degrees are commonly used in surveying, navigation, trigonometry, and mechanical design.
Understanding Arcseconds
The Arcsecond (symbol: ″) is a unit of angle. A unit of angle equal to 1/3600 of a degree (or 1/60 of an arcminute). Arcseconds are the working unit of modern observational astronomy — stellar parallax, telescope resolution (Hubble ≈ 0.05 arcsec), and astrometric catalogs all report positions and motions in arcseconds. Geodetic GPS and high-precision surveying also specify coordinate accuracy in arcseconds, where sub-arcsecond resolution corresponds to centimeter-level positioning on Earth.
Arcseconds are commonly used in surveying, navigation, trigonometry, and mechanical design.
Why Convert Degrees to Arcseconds?
Converting between Degrees and Arcseconds is a frequent requirement for engineers, scientists, and students working with angle values. Different industries and regions favour different unit systems, so having a dependable conversion tool saves time and prevents errors in technical calculations. Whether you are verifying a specification sheet, cross-checking simulation results, or preparing a report for an international audience, accurate angle conversion is essential.
Frequently Asked Questions
How do I convert Degrees to Arcseconds?
A unit of angle equal to 1/360 of a full rotation, inherited from Babylonian astronomy's base-60 number system about 4,000 years ago. To convert Degrees to Arcseconds, multiply by 3600. For example, 25 ° equals 90000 ″.
How many Arcseconds are in 1 Degree?
There are 3600 Arcseconds in 1 Degree.
How many Degrees are in 1 Arcsecond?
There are 0.000277778 Degrees in 1 Arcsecond.
What is the formula for Degree to Arcsecond conversion?
The formula is: multiply by 3600. This means 1 ° = 3600 ″.
Is a Degree bigger than a Arcsecond?
No. One Degree is smaller than one Arcsecond because 1 ° equals 3600 ″, which is greater than 1.
When do you need to convert between Degrees and Arcseconds?
A unit of angle equal to 1/3600 of a degree (or 1/60 of an arcminute). Degree and Arcsecond are both angle units, so conversion comes up whenever one source of information uses one unit and another uses the other — a classic cross-reference challenge in engineering, trade, travel, and everyday life.