About Second of arc (″) - Angle Unit

Definition

The Second of arc (symbol: ″) is a scale for measuring angle. It is defined as 0.000277778 Degree.

Symbol

The international designation for Second of arc is ″, used globally in blueprints and scientific journals.

Real World Usage

You effectively encounter Second of arc in environments where angle needs to be expressed without cumbersome notation. For example, Second of arc is the standard in practical trades like manufacturing.

Formula Relations

Mathematically, one Second of arc represents exactly 0.000277778 Degree. This fixed ratio allows for reliable translations.

Industries

Industries like logistics and engineering rely on Second of arc for daily logs. In specialized angle workflows, using ″ is often a regulatory requirement.

Did You Know?

The Second of arc designation is recognized by most automated data systems, making it a robust choice for digital logging.

Related Conversions

Frequently Asked Questions

Is Second of arc metric?

Standardization depends on its origin. Many units like ″ are now part of global technical standards.

How do I manually calculate Second of arc?

Multiply your value by 0.000277778 to reach the Degree equivalent.