360 Arc Seconds to Degrees

360" = 0.1°

Calculation: ° = 360" × 0.000277778 = 0.1°

Arc Second to Degree Converter

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Sig. Figures:

How wide is 360"?

360 arc second (0.1 degrees) is comparable to the precision of a telescope crosshair, an almost imperceptible angle.

What does 360" look like?

Illustration of a telescope crosshair reticle
360 arc second (0.1 degrees) is comparable to the precision of a telescope crosshair, an almost imperceptible angle.

How to Convert Arc Second to Degree

1 arc second = 0.000277778 degrees

Degree = Arc Second × 0.000277778

Example: 360" × 0.000277778 = 0.1°

Reverse Conversion

To convert degrees back to arc seconds:

  • Remember, 1 degree equals 3600 arc seconds.
  • To convert 0.1° to", multiply 0.1 x 3600, resulting in 360".

360 " is also equal to:

  • 0.0017453 radian
  • 0.11111 gradian
  • 0.00027778 turn

Frequently Asked Questions

How much is 360 arc seconds in degrees?

360 arc seconds equals 0.1 degrees. This is calculated by multiplying 360 by the conversion factor 0.000277778.

What does 360 arc seconds look like in degrees?

360 arc seconds equals 0.1 degrees, a conversion used in navigation, trigonometry, and engineering design.

How do you calculate 360 arc seconds to degrees?

Multiply 360 by the conversion factor 0.000277778. The calculation is 360 × 0.000277778 = 0.1 degrees. This factor is defined by international measurement standards.

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360 arc seconds = 0.1 degrees
360 arc seconds = 0.1 degrees — conversion chart

For general conversions between arc seconds and degrees, see the arc seconds to degrees converter.

Conversion factors verified against BIPM, ISO 80000-3 1 turn = 2π rad = 360° (exact, ISO 80000-3). Last reviewed: March 2026
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.