Convert Spat to Square Degree
Enter the number of spats that you want to convert to square degrees.
How to Convert Spats to Square Degrees
The spat and square degree are both units of solid angle. 1 spat equals 41252.963928 square degrees. This means to convert spats to square degrees, you multiply by 41252.963928.
Formula
Step-by-Step Example
Convert 5 sp to square degrees:
We need to convert spats to square degrees
Since 1 sp = 41252.963928 deg², multiply by 41252.963928
5 × 41252.963928 = 206264.81964
5 sp = 206264.81964 deg²
Spat to Square Degree Conversion Table
Quick reference table for common spat to square degree conversions. Click any value for detailed calculation.
| Spats (sp) | Square Degrees (deg²) |
|---|---|
| 0.1 sp | 4125.2963928 deg² |
| 0.5 sp | 20626.481964 deg² |
| 1 sp | 41252.963928 deg² |
| 2 sp | 82505.927856 deg² |
| 5 sp | 206264.81964 deg² |
| 10 sp | 412529.63928 deg² |
| 25 sp | 1031324.0982 deg² |
| 50 sp | 2062648.1964 deg² |
| 100 sp | 4125296.3928 deg² |
About These Units
Spat (sp)
The spat equals 4π steradians (≈12.566 sr)—the solid angle subtended by a complete sphere as seen from its center. One spat = 41,253 square degrees = 1 full sphere. Used in radiation physics and isotropic source calculations. Rarely used; steradians preferred.
Square Degree (deg²)
A square degree (deg² or sq.deg.) equals (π/180)² ≈ 0.000305 steradians. A complete sphere covers 41,253 square degrees. The full Moon is about 0.2 deg². Common in astronomy: survey areas, galaxy cluster sizes, and cosmic microwave background maps.
Frequently Asked Questions
How do I convert spats to square degrees?
To convert spats to square degrees, multiply the value by 41252.963928. For example, 10 sp = 412529.63928 deg².
How many square degrees are in 1 spat?
1 spat equals 41252.963928 square degrees.
What is the formula for spats to square degrees?
The formula is: deg² = sp × 41252.963928.