How many petameter in 1 gigalight-year?
The answer is 9454254955.488.
We assume you are converting between petametre and gigalight year.
You can view more details on each measurement unit:
petameter or gigalight-year
The SI base unit for length is the metre.
1 metre is equal to 1.0E-15 petameter, or 1.0577248071986E-25 gigalight-year.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between petameters and gigalight years.
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You can do the reverse unit conversion from gigalight-year to petameter, or enter any two units below:
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A petametre (American spelling: petameter, symbol: Pm) is a unit of length equal to 10^15 metres.
One gigalight-year, abbreviation "Gly", is one billion light-years — one of the largest distance measures used. One gigalight-year equals 306.601 million parsecs, or roughly one-thirteenth the distance to the horizon of the observable universe (dictated by the cosmic background radiation). Gigalight-years are typically used to measure distances to supergalactic structures, such as clusters of quasars or the Great Wall.
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!