Convert Milliarcsecond to Degree
Type the number of milliarcseconds that you wish to convert to degrees.
How to Convert Milliarcseconds to Degrees
The milliarcsecond and degree are both units of angle. 1 degree equals 3599997.12 milliarcseconds. This means to convert milliarcseconds to degrees, you divide by 3599997.12.
Formula
Step-by-Step Example
Convert 5 mas to degrees:
We need to convert milliarcseconds to degrees
Since 1 ° = 3599997.12 mas, divide by 3599997.12
5 ÷ 3599997.12 = 1.38889e-6
5 mas = 1.38889e-6 °
Milliarcsecond to Degree Conversion Table
Quick reference table for common milliarcsecond to degree conversions. Click any value for detailed calculation.
| Milliarcseconds (mas) | Degrees (°) |
|---|---|
| 0.1 mas | 2.77778e-8 ° |
| 0.5 mas | 1.38889e-7 ° |
| 1 mas | 2.77778e-7 ° |
| 2 mas | 5.55556e-7 ° |
| 5 mas | 1.38889e-6 ° |
| 10 mas | 2.77778e-6 ° |
| 25 mas | 6.94445e-6 ° |
| 50 mas | 1.38889e-5 ° |
| 100 mas | 2.77778e-5 ° |
About These Units
Milliarcsecond (mas)
A milliarcsecond (mas) is 1/1000 of an arcsecond. Milliarcseconds measure stellar parallax (nearest star: 768 mas), proper motion, and high-precision astrometry. The Gaia satellite measures positions to ~0.02 mas accuracy.
Degree (°)
A degree (°) is 1/360 of a full rotation, the most widely used angle unit. Degrees measure geographic coordinates, temperature, slopes, and rotations. A right angle is 90°, straight angle is 180°, full circle is 360°. Each degree contains 60 arcminutes.
Frequently Asked Questions
How do I convert milliarcseconds to degrees?
To convert milliarcseconds to degrees, divide the value by 3599997.12. For example, 10 mas = 2.77778e-6 °.
How many degrees are in 1 milliarcsecond?
1 milliarcsecond equals 2.77778e-7 degrees.
What is the formula for milliarcseconds to degrees?
The formula is: ° = mas ÷ 3599997.12.