Arcseconds to Arcminutes (" to ') Converter
1 arcsecond (") = 0.0166667 arcminutes ('). To convert arcseconds to arcminutes, multiply by 0.0166667: 25 " × 0.0166667 = 0.416667 '.
Quick facts
- 1 " = 0.0166667 '
- 1 ' = 60 "
- Formula: ' = " × 0.0166667
- Quick estimate: multiply by about 0.017
How to convert arcseconds to arcminutes
- Take the value in arcseconds.
- Multiply it by 0.0166667 (the number of arcminutes in one arcsecond).
- Round the result to the precision you need.
Worked example: 25 " × 0.0166667 = 0.416667 '.
To convert arcminutes back to arcseconds, multiply by 60, or divide by 0.0166667.
Source: BIPM SI Brochure, 9th edition (the radian).
Arcseconds to Arcminutes conversion table
| Arcseconds ["] | Arcminutes ['] |
|---|---|
| 0.01 " | 0.0001666667 ' |
| 0.1 " | 0.0016666667 ' |
| 1 " | 0.0166666667 ' |
| 2 " | 0.0333333333 ' |
| 3 " | 0.05 ' |
| 5 " | 0.0833333333 ' |
| 10 " | 0.1666666667 ' |
| 20 " | 0.3333333333 ' |
| 50 " | 0.8333333333 ' |
| 100 " | 1.6666666667 ' |
| 1000 " | 16.6666666667 ' |
" to ' chart from 1 to 100
- 1 " 0.0166667 '
- 2 " 0.0333333 '
- 3 " 0.05 '
- 4 " 0.0666667 '
- 5 " 0.0833333 '
- 6 " 0.1 '
- 7 " 0.116667 '
- 8 " 0.133333 '
- 9 " 0.15 '
- 10 " 0.166667 '
- 11 " 0.183333 '
- 12 " 0.2 '
- 13 " 0.216667 '
- 14 " 0.233333 '
- 15 " 0.25 '
- 16 " 0.266667 '
- 17 " 0.283333 '
- 18 " 0.3 '
- 19 " 0.316667 '
- 20 " 0.333333 '
- 25 " 0.416667 '
- 30 " 0.5 '
- 35 " 0.583333 '
- 40 " 0.666667 '
- 45 " 0.75 '
- 50 " 0.833333 '
- 55 " 0.916667 '
- 60 " 1 '
- 65 " 1.08333 '
- 70 " 1.16667 '
- 75 " 1.25 '
- 80 " 1.33333 '
- 85 " 1.41667 '
- 90 " 1.5 '
- 95 " 1.58333 '
- 100 " 1.66667 '
Arcminutes to Arcseconds conversion table
| Arcminutes ['] | Arcseconds ["] |
|---|---|
| 0.01 ' | 0.6 " |
| 0.1 ' | 6 " |
| 1 ' | 60 " |
| 2 ' | 120 " |
| 3 ' | 180 " |
| 5 ' | 300 " |
| 10 ' | 600 " |
| 20 ' | 1200 " |
| 50 ' | 3000 " |
| 100 ' | 6000 " |
| 1000 ' | 59999.9999999995 " |
Arcseconds vs Arcminutes
| Arcsecond | Arcminute | |
|---|---|---|
| Symbol | " | ' |
| Equals | 1 " = 0.0166667 ' | 1 ' = 60 " |
What is an arcsecond?
One 60th of an arcminute, or 1/3600 of a degree. Used in astronomy for very small angular measurements, such as star positions.
What is an arcminute?
One 60th of a degree. Used in astronomy and navigation for small angles.
Frequently asked questions
How many arcminutes are in an arcsecond?
There are 0.0166667 arcminutes in 1 arcsecond (1 " = 0.0166666667 ').
How many arcseconds are in an arcminute?
There are 60 arcseconds in 1 arcminute (1 ' = 60 ").
How do I convert arcseconds to arcminutes?
Multiply the number of arcseconds by 0.0166667. For example, 10 " × 0.0166667 = 0.166667 '. To convert back, multiply by 60.
What is 10 " in arcminutes?
10 " = 0.166667 '.
What is 100 " in arcminutes?
100 " = 1.66667 '.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (BIPM SI Brochure, 9th edition (the radian)). Results are shown to up to 10 decimal places; round them to suit your purpose.
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