# MaaCon

Contact facility and frequency information associated with each MAA

**Source:** NASR table `MAA_CON` · version `e25086c3e952` · effective 2026-04-16

> Ordered by MAA_ID, FREQ_SEQ. References MAA_ID in MAA_BASE.

## Example query

```graphql
# Introspect the MaaCon type in GraphiQL at https://api.nav.sortie.co/graphql
# Example shape (pair with a compatible root query field):
{
  # ...rootQuery... {
    effDate
    maaId
    freqSeq
    facId
  # }
}
```

Run at https://api.nav.sortie.co/graphql (GraphiQL available in-browser).

## Fields

| Field | Type | Description | Units | Enum |
|---|---|---|---|---|
| `effDate` | `String` | The 28-day NASR Subscription Effective Date in format YYYY/MM/DD |  |  |
| `maaId` | `String` | Unique identifier for a Miscellaneous Activity Area; references MAA_ID in MAA_BASE |  |  |
| `freqSeq` | `Int` | Unique sequence number for frequency contact entries within a given MAA |  |  |
| `facId` | `String` | Contact facility identifier |  |  |
| `facName` | `String` | Contact facility name |  |  |
| `commercialFreq` | `Float` | Commercial (civilian) radio frequency for contacting the associated facility | MHz |  |
| `commercialChartFlag` | `String` | Flag indicating whether the commercial frequency is depicted on charts |  |  |
| `milFreq` | `Float` | Military radio frequency for contacting the associated facility | MHz |  |
| `milChartFlag` | `String` | Flag indicating whether the military frequency is depicted on charts |  |  |

## Column provenance

Every field maps 1:1 to a column in the `MAA_CON` table of `nasr.db`. Original FAA column names:

| GraphQL field | SQLite column |
|---|---|
| `effDate` | `EFF_DATE` |
| `maaId` | `MAA_ID` |
| `freqSeq` | `FREQ_SEQ` |
| `facId` | `FAC_ID` |
| `facName` | `FAC_NAME` |
| `commercialFreq` | `COMMERCIAL_FREQ` |
| `commercialChartFlag` | `COMMERCIAL_CHART_FLAG` |
| `milFreq` | `MIL_FREQ` |
| `milChartFlag` | `MIL_CHART_FLAG` |