# P.809

> ridge prominence of P.815 in the municipality of Isny im Allgäu, Baden-Württemberg, Germany

**Wikidata**: [Q136682019](https://www.wikidata.org/wiki/Q136682019)  
**Source**: https://4ort.xyz/entity/p-809


## References

1. Data and Map Service of LUBW
2. Sonny's LiDAR DTM1