What Is This Tool?
This online unit converter allows you to convert power values from erg per second (erg/s), a CGS unit, to terawatt (TW), a large-scale SI unit used for expressing very high power levels.
How to Use This Tool?
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Enter the numeric value of power in erg/second you wish to convert.
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Select erg/second as the input unit and terawatt as the output unit.
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Click the convert button to obtain the equivalent terawatt value.
Key Features
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Converts between erg/second and terawatt units accurately following accepted definitions.
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Supports power unit conversions applicable in astrophysics and large-scale energy contexts.
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Provides an easy-to-use interface for translating small CGS power values into very large SI power units.
Examples
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Convert 1 erg/s which equals 1 × 10⁻¹⁹ terawatts.
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Convert 1,000,000 erg/s resulting in 1 × 10⁻¹³ terawatts.
Common Use Cases
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Expressing luminosities and radiative power of astronomical objects in astrophysics.
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Reporting power in CGS-based scientific calculations or older literature.
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Quantifying national or global electricity generation or consumption levels.
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Describing large-scale astrophysical power outputs such as those from stars.
Tips & Best Practices
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Use this conversion when working across vastly different power scales from astrophysical to terrestrial.
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Consider intermediate units if precision is critical when converting between very small and very large values.
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Remember that terawatts represent extremely large power, making it unsuitable for small or moderate power measurements.
Limitations
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Conversion results in very small decimal values due to the large scale difference between erg/s and TW.
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The terawatt unit is not practical for measuring small or moderate power quantities.
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Loss of precision may occur if intermediate units are not applied during conversions involving vastly different scales.
Frequently Asked Questions
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What does erg/second measure?
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Erg/second is a CGS unit of power representing energy transfer of one erg per second.
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Why convert erg/second to terawatt?
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Converting erg/second to terawatt helps express very small astrophysical power units in terms of extremely large SI power units used for national or astronomical scales.
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Is terawatt suitable for small power measurements?
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No, terawatts represent very large power values and are not practical for small or moderate power levels.
Key Terminology
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erg/second [erg/s]
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A CGS unit of power equal to one erg of energy transferred per second; 1 erg/s equals 1×10⁻⁷ watts.
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terawatt [TW]
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An SI unit of power equal to 10¹² watts, used to express very large rates of energy transfer or generation.