Erg s⁻¹ cm⁻² Hz⁻¹ to janskys
Type a value in erg/s/cm²/Hz to get it in Jy instantly.
3.63×10⁻⁷Jy
That's 100× as bright as the faintest galaxies in Hubble’s deep fields, while the faintest star the eye can see is 39,821,684× brighter.
What it means
How bright is that source?
AB magnitudes are defined per unit frequency. Vega-system magnitudes differ by a band-dependent offset; references are rough visual values.
The math
How to convert erg/s/cm²/Hz to Jy
To convert erg s⁻¹ cm⁻² Hz⁻¹ to janskys, multiply by 1×10²³.
Example: 3.63×10⁻³⁰ erg/s/cm²/Hz × 1×10²³ = 3.63×10⁻⁷ Jy.
In the other direction, 1 Jy = 1×10⁻²³ erg/s/cm²/Hz.
Every unit
That flux density in every unit
Tables
erg/s/cm²/Hz to Jy conversion table
| erg/s/cm²/Hz | Jy |
|---|---|
| 3.63×10⁻³² erg/s/cm²/Hz | 3.63×10⁻⁹ Jy |
| 2.29×10⁻³¹ erg/s/cm²/Hz | 2.29×10⁻⁸ Jy |
| 3.63×10⁻³⁰ erg/s/cm²/Hz | 3.63×10⁻⁷ Jy |
| 3.63×10⁻²⁹ erg/s/cm²/Hz | 3.63×10⁻⁶ Jy |
| 3.63×10⁻²⁸ erg/s/cm²/Hz | 3.63×10⁻⁵ Jy |
| 1×10⁻²⁶ erg/s/cm²/Hz | 0.001 Jy |
| 3.63×10⁻²⁶ erg/s/cm²/Hz | 0.00363 Jy |
| 3.63×10⁻²⁴ erg/s/cm²/Hz | 0.363 Jy |
| 3.63×10⁻²² erg/s/cm²/Hz | 36.3 Jy |
| 3.63×10⁻²⁰ erg/s/cm²/Hz | 3,630 Jy |
| 3.63×10⁻¹⁸ erg/s/cm²/Hz | 363,000 Jy |
Jy to erg/s/cm²/Hz conversion table
| Jy | erg/s/cm²/Hz |
|---|---|
| 3.63×10⁻⁹ Jy | 3.63×10⁻³² erg/s/cm²/Hz |
| 2.29×10⁻⁸ Jy | 2.29×10⁻³¹ erg/s/cm²/Hz |
| 3.63×10⁻⁷ Jy | 3.63×10⁻³⁰ erg/s/cm²/Hz |
| 3.63×10⁻⁶ Jy | 3.63×10⁻²⁹ erg/s/cm²/Hz |
| 3.63×10⁻⁵ Jy | 3.63×10⁻²⁸ erg/s/cm²/Hz |
| 0.001 Jy | 1×10⁻²⁶ erg/s/cm²/Hz |
| 0.00363 Jy | 3.63×10⁻²⁶ erg/s/cm²/Hz |
| 0.363 Jy | 3.63×10⁻²⁴ erg/s/cm²/Hz |
| 36.3 Jy | 3.63×10⁻²² erg/s/cm²/Hz |
| 3,630 Jy | 3.63×10⁻²⁰ erg/s/cm²/Hz |
| 363,000 Jy | 3.63×10⁻¹⁸ erg/s/cm²/Hz |
Quick answers
Quick answers
- How many Jy is 1 erg/s/cm²/Hz?
- 1 erg/s/cm²/Hz is 1×10²³ Jy.
- How many Jy is 10 erg/s/cm²/Hz?
- 10 erg/s/cm²/Hz is 1×10²⁴ Jy.
- How many Jy is 3.63×10⁻³⁰ erg/s/cm²/Hz?
- 3.63×10⁻³⁰ erg/s/cm²/Hz is 3.63×10⁻⁷ Jy.
The units
About these units
Erg s⁻¹ cm⁻² Hz⁻¹ (erg/s/cm²/Hz)
CGS spectral flux density: 10²³ Jy.
Janskys (Jy)
10⁻²⁶ W m⁻² Hz⁻¹.
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