Data Check for North America

This page checks the structural integrity of the North America Rover Location Database.
Any problems shown below are automatically sent to the webmaster. If you notice a problem lingering awhile or if you have an update to offer, please tell barry@k7bwh.com.

The North America rover database has 693 entries in 32 states, near 462 cities in 212 counties, from 85 contributors.

Top 20 Contributors

1. Barry K7BWH contributed 323 locations
2. Lynn N7CFO contributed 64 locations
3. Jeff Townsend WB8LYJ contributed 42 locations
4. John NA6L contributed 24 locations
5. Brandon KL7BSC contributed 20 locations
6. Matt KC7OOY contributed 19 locations
7. Petr AG6EE contributed 16 locations
8. Rex WR7X contributed 12 locations
9. Mike K7MDL contributed 11 locations
10. Lance W7GJ contributed 9 locations
11. Lu N2SLN contributed 8 locations
12. Ed N7PHY contributed 6 locations
13. Gabor VE7DXG contributed 6 locations
14. Darryl WW7D contributed 5 locations
15. Gary KG5THG contributed 5 locations
16. James K7KQA contributed 4 locations
17. Dave KG5CCI contributed 4 locations
18. Etienne K7ATN contributed 4 locations
19. Rod WE7X contributed 4 locations
20. Adam Barbera W2NCC contributed 3 locations

Unit Test Distance Calculation Functions

1. Distance Mismatch by 2.078 miles: CO89aa00-CO99aa00 returned 71.248625046071 but expected 69.171
2. Distance Mismatch by 2.077 miles: CO89aa00-CP80aa00 returned 69.170888915039 but expected 71.248

County Names

1. CM95qi TV Tower Rd, CA: Fix placeholder county name: (county)
2. DM84vx Dawn Cattle, TX: Fix placeholder county name: (county)
3. DM56as DM55-65 Grid Line, AZ: Fix placeholder county name: (county)

Comparing Lat/Long Coords to Grid Name

1. DM90dq Fort Lancaster Scenic Overlook, TX, TX: Fort Lancaster Scenic Overlook's grid DM90dq92 does not match expected grid DM90dq82 for (30.677819,-101.676773)
2. DM66tq Brazos Summit, NM, NM: Brazos Summit's grid DM66tq65 does not match expected grid DM66tq66 for (36.691738,-106.361264)