Length
Distance, height, thickness and astronomical length.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert picometre (pm) to light-year (ly). Enter a value for an instant result, or use the examples and reverse conversion below.
Distance, height, thickness and astronomical length.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a picometre value to calculate light-year with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| quectometrefrom pm | qm | 1e18 |
| rontometrefrom pm | rm | 1e15 |
| yoctometrefrom pm | ym | 1000000000000 |
| zeptometrefrom pm | zm | 1000000000 |
| attometrefrom pm | am | 1000000 |
| femtometrefrom pm | fm | 1000 |
| picometrefrom pm | pm | 1 |
| nanometrefrom pm | nm | 0.001 |
| ångströmfrom pm | Å | 0.01 |
| micrometrefrom pm | µm | 0.000001 |
| millimetrefrom pm | mm | 0.000000001 |
| centimetrefrom pm | cm | 1e-10 |
| decimetrefrom pm | dm | 1e-11 |
| metrefrom pm | m | 1e-12 |
| decametrefrom pm | dam | 1e-13 |
| hectometrefrom pm | hm | 1e-14 |
| kilometrefrom pm | km | 1e-15 |
| megametrefrom pm | Mm | 1e-18 |
| gigametrefrom pm | Gm | 1e-21 |
| terametrefrom pm | Tm | 1e-24 |
| petametrefrom pm | Pm | 1e-27 |
| exametrefrom pm | Em | 1e-30 |
| zettametrefrom pm | Zm | 1e-33 |
| yottametrefrom pm | Ym | 1e-36 |
| ronnametrefrom pm | Rm | 1e-39 |
| quettametrefrom pm | Qm | 1e-42 |
| thou / milfrom pm | mil | 0.0000000393701 |
| inchfrom pm | in | 3.93701e-11 |
| footfrom pm | ft | 3.28084e-12 |
| yardfrom pm | yd | 1.09361e-12 |
| chainfrom pm | ch | 4.97097e-14 |
| furlongfrom pm | fur | 4.97097e-15 |
| international milefrom pm | mi | 6.21371e-16 |
| nautical milefrom pm | nmi | 5.39957e-16 |
| U.S. survey footfrom pm | ftUS | 3.28083e-12 |
| typographic pointfrom pm | pt | 0.00000000283465 |
| astronomical unitfrom pm | au | 6.68459e-24 |
| light-secondfrom pm | ls | 3.33564e-21 |
| light-yearfrom pm | ly | 1.057e-28 |
| parsecfrom pm | pc | 3.24078e-29 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Picometre (pm) and light-year (ly) are units of length. Use this page to convert in either direction.
| Picometre (pm) | Light-year (ly) |
|---|---|
| 1 pm | 1.057e-28 ly |
| 5 pm | 5.285e-28 ly |
| 10 pm | 1.057e-27 ly |
| 100 pm | 1.057e-26 ly |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
ly to pm (light-year to picometre)