1 Arc Second to Minutes

1" ≈ 0.016667'

Calculation: ' = 1" × 0.0166667 ≈ 0.016667'

How wide is 1"?

1 arc second (0 degrees) is comparable to the precision of a telescope crosshair, an almost imperceptible angle.

What does 1" look like?

Illustration of a telescope crosshair reticle — 1 arc second (0 degrees) is comparable to the precision of a telescope crosshair, an almost imperceptible angle.

How to Convert Arc Second to Minute

1 arc second = 0.0166667 minutes

Minute = Arc Second × 0.0166667

Example: 1" × 0.0166667 = 0.016667'

Reverse Conversion

To convert minutes back to arc seconds:

Remember, 1 minute equals 60 arc seconds.
To convert 0.016667' to", multiply 0.016667 x 60, resulting in 1".

1 " is also equal to:

0.00027778 degree
0.00030864 gradian

Frequently Asked Questions

How much is 1 arc second in minutes?

1 arc second equals 0.016667 minutes. This is calculated by multiplying 1 by the conversion factor 0.0166667.

What does 1 arc second look like in minutes?

1 arc second equals 0.016667 minutes, a conversion used in navigation, trigonometry, and engineering design.

How do you calculate 1 arc second to minutes?

Multiply 1 by the conversion factor 0.0166667. The calculation is 1 × 0.0166667 = 0.016667 minutes. This factor is defined by international measurement standards.

1 arc second = 0.0166667 minutes — conversion chart

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

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

By Adilson 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.