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| Symbol: | sq ° |
| Category: | Solid angle |
| SI Equivalent: | 3.04614×10-4 sr |
| Dimension: | W |
| Notes | |
| 1 square degree = (p/90)*sin(p/360) steradians ~ (p/180)2 steradians | |
| Solid angle | ||
| Symbol | Unit Name | |
| 2.42404×10-5 | sp | spat |
| 3599.95 | sq ' | square arcminute |
| 1.29598×107 | sq " | square arcsec |
| 3.04614×10-4 | sr | steradian |
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