Define 0.125-degree CONUS grid (25-50N, 125-66W) for propagation scoring and create propagation_scores table with composite unique index on lat/lon/valid_time/band_mhz for upsert support. |
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| .. | ||
| commercial | ||
| propagation | ||
| radio | ||
| terrain | ||
| weather | ||
| workers | ||
| application.ex | ||
| commercial.ex | ||
| mailer.ex | ||
| radio.ex | ||
| release.ex | ||
| repo.ex | ||
| terrain.ex | ||
| weather.ex | ||