| How to convert Square Astronomical to Square Kilometers: 1 square astronomical is approximately equal to 2.24e16 square kilometers. 1 square angstrom ≈ (2.24 * 1016) ≈ 2.24e16 km2 The areaQ(km2) in square kilometers is approximately equal to the area Q(sa) in square astronomical multiplied by 2.24e16. | 
| Formula: Q(km2) ≈ Q(sa) * 2.24e16 | 
| Square Astronomical to Square Kilometers conversion table 
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