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| Symbol: | sq " |
| Category: | Solid angle |
| SI Equivalent: | 2.35044×10-11 sr |
| Dimension: | W |
| Notes | |
| 1 square arcsecond = (p/324000)*sin(p/1.296e6) steradians ~ 1/3600 square arcmins | |
| Solid angle | ||
| Symbol | Unit Name | |
| 1.87042×10-12 | sp | spat |
| 2.77778×10-4 | sq ' | square arcminute |
| 7.71615×10-8 | sq ° | square degree |
| 2.35044×10-11 | sr | steradian |
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