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| Symbol: | sq ' |
| Category: | Solid angle |
| SI Equivalent: | 8.46159×10-8 sr |
| Dimension: | W |
| Notes | |
| 1 square arcminute = (p/5400)*sin(p/21600) steradians ~ 1/3600 square degrees | |
| Solid angle | ||
| Symbol | Unit Name | |
| 6.73352×10-9 | sp | spat |
| 3600 | sq " | square arcsec |
| 2.77781×10-4 | sq ° | square degree |
| 8.46159×10-8 | sr | steradian |
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