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+
An ell is a unit of measurement, originally a cubit, i.e., approximating the length of a man's arm from the elbow ("elbow" means the bend or bow of the ell or arm) to the tip of the middle finger, or about 18 inches (4 ..more definition+
In relation to the base unit of [length] => (meters), 1 Siriometer (sir) is equal to 1.496E+17 meters, while 1 Ells (eel) = 1.143 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 Ells (table conversion) |
|---|---|
| 1 sir | = 1.3088363954506E+17 eel |
| 2 sir | = 2.6176727909011E+17 eel |
| 3 sir | = 3.9265091863517E+17 eel |
| 4 sir | = 5.2353455818023E+17 eel |
| 5 sir | = 6.5441819772528E+17 eel |
| 6 sir | = 7.8530183727034E+17 eel |
| 7 sir | = 9.161854768154E+17 eel |
| 8 sir | = 1.0470691163605E+18 eel |
| 9 sir | = 1.1779527559055E+18 eel |
| 10 sir | = 1.3088363954506E+18 eel |
| 20 sir | = 2.6176727909011E+18 eel |
| 30 sir | = 3.9265091863517E+18 eel |
| 40 sir | = 5.2353455818023E+18 eel |
| 50 sir | = 6.5441819772528E+18 eel |
| 60 sir | = 7.8530183727034E+18 eel |
| 70 sir | = 9.161854768154E+18 eel |
| 80 sir | = 1.0470691163605E+19 eel |
| 90 sir | = 1.1779527559055E+19 eel |
| 100 sir | = 1.3088363954506E+19 eel |
| 200 sir | = 2.6176727909011E+19 eel |
| 300 sir | = 3.9265091863517E+19 eel |
| 400 sir | = 5.2353455818023E+19 eel |
| 500 sir | = 6.5441819772528E+19 eel |
| 600 sir | = 7.8530183727034E+19 eel |
| 700 sir | = 9.161854768154E+19 eel |
| 800 sir | = 1.0470691163605E+20 eel |
| 900 sir | = 1.1779527559055E+20 eel |
| 1000 sir | = 1.3088363954506E+20 eel |
| 2000 sir | = 2.6176727909011E+20 eel |
| 4000 sir | = 5.2353455818023E+20 eel |
| 5000 sir | = 6.5441819772528E+20 eel |
| 7500 sir | = 9.8162729658793E+20 eel |
| 10000 sir | = 1.3088363954506E+21 eel |
| 25000 sir | = 3.2720909886264E+21 eel |
| 50000 sir | = 6.5441819772528E+21 eel |
| 100000 sir | = 1.3088363954506E+22 eel |
| 1000000 sir | = 1.3088363954506E+23 eel |
| 1000000000 sir | = 1.3088363954506E+26 eel |