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Plethron is a measurement used in Ancient times, equal to 100 Greek feet (pous). It was roughly the width of a typical athletic running-track, and was used as the st ..more definition+
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 approxim ..more definition+
In relation to the base unit of [length] => (meters), 1 Greek Plethron (pleth) is equal to 30.8 meters, while 1 Siriometer (sir) = 1.496E+17 meters.| 1 Greek Plethron | to common length units |
|---|---|
| 1 pleth | = 30.8 meters (m) |
| 1 pleth | = 0.0308 kilometers (km) |
| 1 pleth | = 3080 centimeters (cm) |
| 1 pleth | = 101.0498687664 feet (ft) |
| 1 pleth | = 1212.5984251969 inches (in) |
| 1 pleth | = 33.683289588801 yards (yd) |
| 1 pleth | = 0.01913823272091 miles (mi) |
| 1 pleth | = 3.2554698234859E-15 light years (ly) |
| 1 pleth | = 116409.46348466 pixels (PX) |
| 1 pleth | = 1.925E+36 planck length (pl) |
| Greek Plethron | to Siriometer (table conversion) |
|---|---|
| 1 pleth | = 2.0588235294118E-16 sir |
| 2 pleth | = 4.1176470588235E-16 sir |
| 3 pleth | = 6.1764705882353E-16 sir |
| 4 pleth | = 8.2352941176471E-16 sir |
| 5 pleth | = 1.0294117647059E-15 sir |
| 6 pleth | = 1.2352941176471E-15 sir |
| 7 pleth | = 1.4411764705882E-15 sir |
| 8 pleth | = 1.6470588235294E-15 sir |
| 9 pleth | = 1.8529411764706E-15 sir |
| 10 pleth | = 2.0588235294118E-15 sir |
| 20 pleth | = 4.1176470588235E-15 sir |
| 30 pleth | = 6.1764705882353E-15 sir |
| 40 pleth | = 8.2352941176471E-15 sir |
| 50 pleth | = 1.0294117647059E-14 sir |
| 60 pleth | = 1.2352941176471E-14 sir |
| 70 pleth | = 1.4411764705882E-14 sir |
| 80 pleth | = 1.6470588235294E-14 sir |
| 90 pleth | = 1.8529411764706E-14 sir |
| 100 pleth | = 2.0588235294118E-14 sir |
| 200 pleth | = 4.1176470588235E-14 sir |
| 300 pleth | = 6.1764705882353E-14 sir |
| 400 pleth | = 8.2352941176471E-14 sir |
| 500 pleth | = 1.0294117647059E-13 sir |
| 600 pleth | = 1.2352941176471E-13 sir |
| 700 pleth | = 1.4411764705882E-13 sir |
| 800 pleth | = 1.6470588235294E-13 sir |
| 900 pleth | = 1.8529411764706E-13 sir |
| 1000 pleth | = 2.0588235294118E-13 sir |
| 2000 pleth | = 4.1176470588235E-13 sir |
| 4000 pleth | = 8.2352941176471E-13 sir |
| 5000 pleth | = 1.0294117647059E-12 sir |
| 7500 pleth | = 1.5441176470588E-12 sir |
| 10000 pleth | = 2.0588235294118E-12 sir |
| 25000 pleth | = 5.1470588235294E-12 sir |
| 50000 pleth | = 1.0294117647059E-11 sir |
| 100000 pleth | = 2.0588235294118E-11 sir |
| 1000000 pleth | = 2.0588235294118E-10 sir |
| 1000000000 pleth | = 2.0588235294118E-7 sir |