Rover Location Database

Data Check for United States

This page checks the structural integrity of the United States 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 United States rover location database currently has 615 entries in 29 states, near 410 cities in 188 counties.

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

10-Digit Grid Identifiers

  1. DN16jb Field Springs SP, WA: Missing 10-digit grid (somewhere inside DN16jb88 based on lat/long)
  2. DN16br Jerita Road, WA: Missing 10-digit grid (somewhere inside DN16br56 based on lat/long)
  3. CN77xq Yahoo Lake, WA: Missing 10-digit grid (somewhere inside CN77xq72 based on lat/long)
  4. CN77xp Near Yahoo Lake, WA: Missing 10-digit grid (somewhere inside CN77xp56 based on lat/long)
  5. CN96fb Trout Lake, WA: Missing 10-digit grid (somewhere inside CN96fb70 based on lat/long)
  6. DN06qx Ritzville, WA: Missing 10-digit grid (somewhere inside DN06qx09 based on lat/long)
  7. DN06fg Horse Heaven Hills, WA: Missing 10-digit grid (somewhere inside DN06fg50 based on lat/long)
  8. CN85ur Larch Mtn, WA: Missing 10-digit grid (somewhere inside CN85ur41 based on lat/long)
  9. CN88sp Middle Chuckanut, WA: Missing 10-digit grid (somewhere inside CN88sp46 based on lat/long)
  10. CN97ii Keechelus Ridge, WA: Missing 10-digit grid (somewhere inside CN97ii33 based on lat/long)
  11. CN87nk Belfair State Park, WA: Missing 10-digit grid (somewhere inside CN87nk43 based on lat/long)
  12. CN86kx Capitol Peak, WA: Missing 10-digit grid (somewhere inside CN86kx34 based on lat/long)
  13. CN97va Wild Horse Wind Farm, WA: Missing 10-digit grid (somewhere inside CN97va52 based on lat/long)
  14. CN96wx Whiskey Dick, WA: Missing 10-digit grid (somewhere inside CN96wx62 based on lat/long)
  15. CN85ox Woodland Ridge Alternative, WA: Missing 10-digit grid (somewhere inside CN85ox95 based on lat/long)
  16. CN97at Kings Lake Road, WA: Missing 10-digit grid (somewhere inside CN97at92 based on lat/long)
  17. CN97ab Ridge Near S. Prairie Creek, WA: Missing 10-digit grid (somewhere inside CN97ab65 based on lat/long)
  18. CN98ab Lime Kiln Trailhead, WA: Missing 10-digit grid (somewhere inside CN98ab88 based on lat/long)
  19. CN88qk Mt Erie, WA: Missing 10-digit grid (somewhere inside CN88qk49 based on lat/long)
  20. CN88up Mt Anderson, WA: Missing 10-digit grid (somewhere inside CN88up90 based on lat/long)
  21. And many more.

Comparing Lat/Long Coords to Grid Name

  1. CN77xp Near Yahoo Lake, WA, WA: Near Yahoo Lake's grid CN77xp72 does not match expected grid CN77xp56 for (47.6511,-124.0371)
  2. CN77aa Driftwood RV Resort, WA, WA: Driftwood RV Resort's grid CN77aa00 does not match expected grid CN77vc98 for (47.11866,-124.17105)
  3. DN14ed Cottonwood Mtn, OR, OR: Cottonwood Mtn's grid DN14ed18 does not match expected grid DN14ed08 for (44.160456,-117.663512)
  4. CN88dr Baynes Peak, BC, BC: Baynes Peak's grid CN88dr72 does not match expected grid CN88ft72 for (48.801890,-123.517530)
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