Length
Distance, height, thickness and astronomical length.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert parsec (pc) to light-second (ls). 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 parsec value to calculate light-second 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 pc | qm | 3.08568e46 |
| rontometrefrom pc | rm | 3.08568e43 |
| yoctometrefrom pc | ym | 3.08568e40 |
| zeptometrefrom pc | zm | 3.08568e37 |
| attometrefrom pc | am | 3.08568e34 |
| femtometrefrom pc | fm | 3.08568e31 |
| picometrefrom pc | pm | 3.08568e28 |
| nanometrefrom pc | nm | 3.08568e25 |
| ångströmfrom pc | Å | 3.08568e26 |
| micrometrefrom pc | µm | 3.08568e22 |
| millimetrefrom pc | mm | 3.08568e19 |
| centimetrefrom pc | cm | 3.08568e18 |
| decimetrefrom pc | dm | 3.08568e17 |
| metrefrom pc | m | 3.08568e16 |
| decametrefrom pc | dam | 3.08568e15 |
| hectometrefrom pc | hm | 308568000000000 |
| kilometrefrom pc | km | 30856800000000 |
| megametrefrom pc | Mm | 30856800000 |
| gigametrefrom pc | Gm | 30856800 |
| terametrefrom pc | Tm | 30856.8 |
| petametrefrom pc | Pm | 30.8568 |
| exametrefrom pc | Em | 0.0308568 |
| zettametrefrom pc | Zm | 0.0000308568 |
| yottametrefrom pc | Ym | 0.0000000308568 |
| ronnametrefrom pc | Rm | 3.08568e-11 |
| quettametrefrom pc | Qm | 3.08568e-14 |
| thou / milfrom pc | mil | 1.21483e21 |
| inchfrom pc | in | 1.21483e18 |
| footfrom pc | ft | 1.01236e17 |
| yardfrom pc | yd | 3.37454e16 |
| chainfrom pc | ch | 1.53388e15 |
| furlongfrom pc | fur | 153388000000000 |
| international milefrom pc | mi | 19173500000000 |
| nautical milefrom pc | nmi | 16661300000000 |
| U.S. survey footfrom pc | ftUS | 1.01236e17 |
| typographic pointfrom pc | pt | 8.7468e19 |
| astronomical unitfrom pc | au | 206265 |
| light-secondfrom pc | ls | 102927000 |
| light-yearfrom pc | ly | 3.26156 |
| parsecfrom pc | pc | 1 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Parsec (pc) and light-second (ls) are units of length. Use this page to convert in either direction.
| Parsec (pc) | Light-second (ls) |
|---|---|
| 1 pc | 102927000 ls |
| 5 pc | 514636000 ls |
| 10 pc | 1029270000 ls |
| 100 pc | 10292700000 ls |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
ls to pc (light-second to parsec)