The siriometer is a rarely used and an obsolete astronomical unit of length, defined to be equal to about one million astronomical units (au). One siriometer is approximately 149.6 petametres; 4.848 parsecs; 15.8 ..more definition+
The x unit (symbol xu) is a unit of length approximately equal to 0.1 pm (10−13 m). It is used to quote the wavelength of X-rays and gamma rays.
In relation to the base unit of [length] => (meters), 1 Siriometer (sir) is equal to 1.496E+17 meters, while 1 X Unit (xu) = 1.002004E-13 meters.| 1 Siriometer | to common length units |
|---|---|
| 1 sir | = 1.496E+17 meters (m) |
| 1 sir | = 1.496E+14 kilometers (km) |
| 1 sir | = 1.496E+19 centimeters (cm) |
| 1 sir | = 4.9081364829396E+17 feet (ft) |
| 1 sir | = 5.8897637795276E+18 inches (in) |
| 1 sir | = 1.6360454943132E+17 yards (yd) |
| 1 sir | = 92957130358705 miles (mi) |
| 1 sir | = 15.812281999789 light years (ly) |
| 1 sir | = 5.6541739406833E+20 pixels (PX) |
| 1 sir | = 9.35E+51 planck length (pl) |
| Siriometer | to X Unit (table conversion) |
|---|---|
| 1 sir | = 1.4930080119441E+30 xu |
| 2 sir | = 2.9860160238881E+30 xu |
| 3 sir | = 4.4790240358322E+30 xu |
| 4 sir | = 5.9720320477763E+30 xu |
| 5 sir | = 7.4650400597203E+30 xu |
| 6 sir | = 8.9580480716644E+30 xu |
| 7 sir | = 1.0451056083608E+31 xu |
| 8 sir | = 1.1944064095553E+31 xu |
| 9 sir | = 1.3437072107497E+31 xu |
| 10 sir | = 1.4930080119441E+31 xu |
| 20 sir | = 2.9860160238881E+31 xu |
| 30 sir | = 4.4790240358322E+31 xu |
| 40 sir | = 5.9720320477763E+31 xu |
| 50 sir | = 7.4650400597203E+31 xu |
| 60 sir | = 8.9580480716644E+31 xu |
| 70 sir | = 1.0451056083608E+32 xu |
| 80 sir | = 1.1944064095553E+32 xu |
| 90 sir | = 1.3437072107497E+32 xu |
| 100 sir | = 1.4930080119441E+32 xu |
| 200 sir | = 2.9860160238881E+32 xu |
| 300 sir | = 4.4790240358322E+32 xu |
| 400 sir | = 5.9720320477763E+32 xu |
| 500 sir | = 7.4650400597203E+32 xu |
| 600 sir | = 8.9580480716644E+32 xu |
| 700 sir | = 1.0451056083608E+33 xu |
| 800 sir | = 1.1944064095553E+33 xu |
| 900 sir | = 1.3437072107497E+33 xu |
| 1000 sir | = 1.4930080119441E+33 xu |
| 2000 sir | = 2.9860160238881E+33 xu |
| 4000 sir | = 5.9720320477763E+33 xu |
| 5000 sir | = 7.4650400597203E+33 xu |
| 7500 sir | = 1.119756008958E+34 xu |
| 10000 sir | = 1.4930080119441E+34 xu |
| 25000 sir | = 3.7325200298602E+34 xu |
| 50000 sir | = 7.4650400597203E+34 xu |
| 100000 sir | = 1.4930080119441E+35 xu |
| 1000000 sir | = 1.4930080119441E+36 xu |
| 1000000000 sir | = 1.4930080119441E+39 xu |