Arcsecond to Octant Converter
Convert Arcsecond (") to Octant (oct) instantly. 1 " = 6.172840e-6 oct.
Angle Converter
14 units available
1 " = 6.172840e-6 oct
Formula:
oct = " × 0.0000061728With your value: 1 " = 6.172840e-6 oct
Other Arcsecond to Octant conversions
Arcsecond to Octant Conversion Table
| Arcsecond (") | Octant (oct) |
|---|---|
| 0.5 | 3.086420e-6 |
| 1 | 6.172840e-6 |
| 2 | 1.234568e-5 |
| 5 | 3.086420e-5 |
| 10 | 6.172840e-5 |
| 15 | 9.259259e-5 |
| 20 | 0.000123 |
| 25 | 0.000154 |
| 50 | 0.000309 |
| 100 | 0.000617 |
| 250 | 0.001543 |
| 500 | 0.003086 |
| 1000 | 0.006173 |
Octant to Arcsecond Conversion Table
| Octant (oct) | Arcsecond (") |
|---|---|
| 0.5 | 81,000 |
| 1 | 162,000 |
| 2 | 324,000 |
| 5 | 810,000 |
| 10 | 1,620,000 |
| 15 | 2,430,000 |
| 20 | 3,240,000 |
| 25 | 4,050,000 |
| 50 | 8,100,000 |
| 100 | 16,200,000 |
| 250 | 40,500,000 |
| 500 | 81,000,000 |
| 1000 | 162,000,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Arcsecond (")
Angle
The radian is the coherent SI unit of plane angle; the degree is exactly π/180 rad and is accepted for use with the SI.
Source: Units accepted for use with the SI, SI Brochure Table 8
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Octant (oct)
Angle
The radian is the coherent SI unit of plane angle; the degree is exactly π/180 rad and is accepted for use with the SI.
Source: Units accepted for use with the SI, SI Brochure Table 8
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Arcsecond to Octant
To convert from Arcsecond (") to Octant (oct), multiply the value by 6.172840e-6.
Formula: oct = " × 0.0000061728
Reverse: " = oct × 162,000
Step-by-Step Example
- Start with your value in Arcsecond. For example: 5 "
- Multiply by the conversion factor: 5 x 6.172840e-6
- The result is: 3.086420e-5 oct
About Arcsecond
The arcsecond (") is a unit of plane angle. One arcsecond equals 0.0002777777778 radians. UnitConvertLab converts it against every other angle unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: angle calculations, engineering and science, education.
About Octant
The octant (oct) is a unit of plane angle. One octant equals 45 radians. UnitConvertLab converts it against every other angle unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: angle calculations, engineering and science, education.
Frequently Asked Questions
How many Octant are in 1 Arcsecond?
There are exactly 6.172840e-6 Octant in 1 Arcsecond. This means the conversion factor from Arcsecond to Octant is 6.172840e-6.
What is the formula to convert Arcsecond to Octant?
The formula to convert Arcsecond to Octant is: oct = " × 0.0000061728. For example, to convert 10 Arcsecond to Octant, you would multiply 10 by 6.172840e-6.
What is a Arcsecond?
The arcsecond (") is a unit of plane angle. One arcsecond equals 0.0002777777778 radians. UnitConvertLab converts it against every other angle unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Octant?
The octant (oct) is a unit of plane angle. One octant equals 45 radians. UnitConvertLab converts it against every other angle unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Arcsecond?
The Arcsecond is commonly used in angle calculations, engineering and science, education.
Related Angle Conversions
Cite this page
UnitConvertLab. (2026). Arcsecond to Octant converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/arcsecond-to-octant