To convert angstroms to rods, multiply by 1.988387815e-11.
The calculation uses 1 Å = 1.988387815e-11 rd. Results are displayed to at most 10 significant digits. Definitions can be exact while a displayed decimal is rounded. Match the displayed precision to your original measurement.
The formula
Å- Input unit: angstroms
rd- Output unit: rods
How to use this calculator
- Enter a value in Å.
- Multiply by the stored conversion factor.
- Read the result in rd; divide by the same factor to convert back.
Worked examples
Worked conversion
1 Å × 1.988387815e-11 ≈ 1.988387815e-11 rd.
Reverse conversion
1.988387815e-11 rd ÷ 1.988387815e-11 ≈ 1 Å. Rounding intermediate values can change the last displayed digit.
Frequently asked questions
What factor does this converter use?
It uses 1.988387815e-11 rd per Å.
Why can another converter show a slightly different answer?
Check the unit convention first (such as US versus Imperial or decimal versus binary), then compare rounding. Measurement uncertainty is separate from the unit conversion.
Å to rd table
| Å | rd (rounded) |
|---|---|
| 0 | 0 |
| 1 | 1.988387815e-11 |
| 2 | 3.97677563e-11 |
| 5 | 9.941939076e-11 |
| 10 | 1.988387815e-10 |
| 100 | 1.988387815e-9 |