Zettasteradians: conversions & definition
Zettasteradians (Zsr) represent solid angle. One unit equals 10^21 sr. A steradian is the solid angle that subtends an area equal to radius squared on a sphere.
Choose the unit you need
Each row converts one Zsr. Open a converter to enter any value and see its formula, worked example and reference table. Results below are rounded to 10 significant digits.
| Convert to | Equivalent value | Calculator |
|---|---|---|
| Steradians (sr) | ≈ 1e+21 | Convert Zsr to sr |
| Millisteradians (msr) | ≈ 1e+24 | Convert Zsr to msr |
| Kilosteradians (ksr) | ≈ 1e+18 | Convert Zsr to ksr |
| Microsteradians (µsr) | ≈ 1e+27 | Convert Zsr to µsr |
| Megasteradians (Msr) | ≈ 1e+15 | Convert Zsr to Msr |
| Nanosteradians (nsr) | ≈ 1e+30 | Convert Zsr to nsr |
| Gigasteradians (Gsr) | ≈ 1e+12 | Convert Zsr to Gsr |
| Centisteradians (csr) | ≈ 1e+23 | Convert Zsr to csr |
| Decisteradians (dsr) | ≈ 1e+22 | Convert Zsr to dsr |
| Hectosteradians (hsr) | ≈ 1e+19 | Convert Zsr to hsr |
| Decasteradians (dasr) | ≈ 1e+20 | Convert Zsr to dasr |
| Picosteradians (psr) | ≈ 1e+33 | Convert Zsr to psr |
| Terasteradians (Tsr) | ≈ 1,000,000,000 | Convert Zsr to Tsr |
| Femtosteradians (fsr) | ≈ 1e+36 | Convert Zsr to fsr |
| Petasteradians (Psr) | ≈ 1,000,000 | Convert Zsr to Psr |
| Attosteradians (asr) | ≈ 1e+39 | Convert Zsr to asr |
| Exasteradians (Esr) | ≈ 1,000 | Convert Zsr to Esr |
| Zeptosteradians (zsr) | ≈ 1e+42 | Convert Zsr to zsr |
| Yoctosteradians (ysr) | ≈ 1e+45 | Convert Zsr to ysr |
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