Convert Erg per second per square centimetre to Celsius Heat Unit per hour per square foot
Convert Erg per second per square centimetre (erg/(s·cm²)) to Celsius Heat Unit per hour per square foot (CHU/(h·ft²)) instantly and accurately.
Conversion Formula
CHU/(h·ft²) = erg/(s·cm²) × 0.0001761101837
About Erg per second per square centimetre
The erg per second per square centimetre (erg/(s·cm²)) equals exactly 10⁻³ W/m² in SI (1 erg = 10⁻⁷ J; 1 cm² = 10⁻⁴ m²). The CGS irradiance unit used in classical electromagnetic theory, astrophysics, and older radiation physics literature. Numerically equal to the milliwatt per square metre. 1 erg/(s·cm²) = 10⁻³ W/m² = 1 mW/m².
About Celsius Heat Unit per hour per square foot
The Celsius heat unit per hour per square foot (CHU/(h·ft²)) equals (9/5)×1055.05585262/(3600×0.09290304) ≈ 5.6783 W/m². The CHU (= 9/5 BTU(IT)) uses a 1 °C temperature interval instead of 1 °F; historically used in UK and Canadian heating engineering. 1 CHU/(h·ft²) ≈ 5.6783 W/m² = (9/5) × BTU(IT)/(h·ft²).
Quick Reference Table
| Erg per second per square centimetre (erg/(s·cm²)) | Celsius Heat Unit per hour per square foot (CHU/(h·ft²)) |
|---|---|
| 1 erg/(s·cm²) | 0.00017611 CHU/(h·ft²) |
| 2 erg/(s·cm²) | 0.00035222 CHU/(h·ft²) |
| 5 erg/(s·cm²) | 0.000880551 CHU/(h·ft²) |
| 10 erg/(s·cm²) | 0.0017611 CHU/(h·ft²) |
| 25 erg/(s·cm²) | 0.00440275 CHU/(h·ft²) |
| 50 erg/(s·cm²) | 0.00880551 CHU/(h·ft²) |
| 100 erg/(s·cm²) | 0.017611 CHU/(h·ft²) |