Convert meters to light-years
1 m = 0.000000000000000105700083402 ly — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1.05700083402e-16ly
As a fraction: 1/9460730472580800
1 m = 0.000000000000000105700083402 ly
How to convert meters to light-years
Multiply the number of meters by 0.000000000000000105700083402 to get light-years.
Light-year: Light travelling for one Julian year (365.25 days) in vacuum — exact, since both inputs are defined values.
Meter to Light-year conversion table
| Meters (m) | Light-years (ly) |
|---|---|
| 1 m | 1.0570008e-16 |
| 2 m | 2.1140017e-16 |
| 3 m | 3.1710025e-16 |
| 5 m | 5.2850042e-16 |
| 10 m | 1.0570008e-15 |
| 20 m | 2.1140017e-15 |
| 25 m | 2.6425021e-15 |
| 50 m | 5.2850042e-15 |
| 100 m | 1.0570008e-14 |
| 250 m | 2.6425021e-14 |
| 500 m | 5.2850042e-14 |
| 1000 m | 1.0570008e-13 |
Light-year to Meter conversion table
| Light-years (ly) | Meters (m) |
|---|---|
| 1 ly | 9 460 730 500 000 000 |
| 2 ly | 1.8921461e+16 |
| 3 ly | 2.8382191e+16 |
| 5 ly | 4.7303652e+16 |
| 10 ly | 9.4607305e+16 |
| 20 ly | 1.8921461e+17 |
| 25 ly | 2.3651826e+17 |
| 50 ly | 4.7303652e+17 |
| 100 ly | 9.4607305e+17 |
| 250 ly | 2.3651826e+18 |
| 500 ly | 4.7303652e+18 |
| 1000 ly | 9.4607305e+18 |
Frequently asked
How many light-years are in a meter?
One meter equals 1.057000834e-16 light-years (m → ly). That figure is exact, not rounded.
How do you convert meters to light-years?
Multiply the number of meters by 0.000000000000000105700083402 to get light-years.
What is 1 ly in meters?
One light-year is 9460730473000000 meters.
What is 10 m in ly?
10 m = 1.0570008e-15 ly.
What exactly is a light-year?
Light travelling for one Julian year (365.25 days) in vacuum — exact, since both inputs are defined values.