long reed to AU
92 unitsResult2.139335e-11
2.139335e-11AU
1 long reed × 2.139335e-11 = 2.139335e-11 AU
Convert Long reed to Astronomical unit (long reed to AU)
1 long reed = 2.139335e-11 astronomical units. Convert long reeds to astronomical units instantly, with the exact factor, the formula and a reference table of common values.
Formula
astronomical units = long reeds × 2.139335e-11
long reed to AU conversion table
| long reed | AU |
|---|---|
| 1 long reed | 2.139335e-11 AU |
| 2 long reed | 4.278671e-11 AU |
| 3 long reed | 6.418006e-11 AU |
| 5 long reed | 1.069668e-10 AU |
| 10 long reed | 2.139335e-10 AU |
| 20 long reed | 4.278671e-10 AU |
| 50 long reed | 1.069668e-9 AU |
| 100 long reed | 2.139335e-9 AU |
| 250 long reed | 5.348338e-9 AU |
| 500 long reed | 1.069668e-8 AU |
| 1000 long reed | 2.139335e-8 AU |
What is a long reed?
The long reed is a traditional unit of length, one of many that were in use before the metric system spread. One long reed equals 3.2004 meters, so every conversion on this page starts from that single number.
Units like this were often based on the human body or on farm work, and their exact size varied from town to town until modern values were fixed. They turn up today in old documents, translations, and historical research, where converting long reeds into meters makes the numbers readable again.