{
  "contest": {
    "id": "naqp-rtty",
    "name": "North American QSO Party, RTTY",
    "sponsor": "National Contest Journal (NCJ)",
    "sponsor_home": "https://ncjweb.com/naqp/",
    "country": "US",
    "summary": "12-hour low-power North American party, 100 W maximum with no amplifiers. Multipliers count once per band, so moving multipliers between bands is central to strategy. Single ops may operate 10 of the 12 hours.",
    "modes": [
      "RTTY"
    ],
    "bands": [
      "160m",
      "80m",
      "40m",
      "20m",
      "15m",
      "10m"
    ],
    "exchange": "Name + state/province/country",
    "power_categories": [
      {
        "name": "Low Power",
        "max_watts": 100
      }
    ],
    "log_format": "Cabrillo",
    "log_deadline_days": null,
    "log_submit_url": "",
    "timezone": "",
    "local_rolling": false,
    "eligibility": {
      "scope": "worldwide",
      "verified": true,
      "note": "NCJ rule 1: any amateur licensee may enter. Object is working North American stations."
    },
    "active_from": null,
    "active_until": null,
    "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
    "verified": true,
    "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
    "rules_url_pattern": "",
    "rules_url_archived": "",
    "rules_url_checked": "2026-08-11",
    "source_note": "NCJ rules: winter running STARTS ON THE LAST SATURDAY IN FEBRUARY (not the last full weekend -- in 2026 that is Feb 28, whose Sunday falls in March); summer running is the third full weekend in July. Verified against NCJ's published Feb 28 2026 and Jul 18 2026."
  },
  "rule": {
    "plain": "Last Saturday of February, and Third full weekend of July",
    "raw": {
      "type": "composite",
      "rules": [
        {
          "type": "nth_weekday",
          "month": 2,
          "n": -1,
          "weekday": 5
        },
        {
          "type": "nth_full_weekend",
          "month": 7,
          "n": 3
        }
      ]
    },
    "start": {
      "day_offset": 0,
      "time": "1800"
    },
    "end": {
      "day_offset": 1,
      "time": "0559"
    },
    "sessions": null
  },
  "next": [
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2027-02-27T18:00:00Z",
      "end": "2027-02-28T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20270227T1800@contestcal",
      "start_date": "2027-02-27",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    },
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2027-07-17T18:00:00Z",
      "end": "2027-07-18T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20270717T1800@contestcal",
      "start_date": "2027-07-17",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    },
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2028-02-26T18:00:00Z",
      "end": "2028-02-27T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20280226T1800@contestcal",
      "start_date": "2028-02-26",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    },
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2028-07-15T18:00:00Z",
      "end": "2028-07-16T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20280715T1800@contestcal",
      "start_date": "2028-07-15",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    },
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2029-02-24T18:00:00Z",
      "end": "2029-02-25T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20290224T1800@contestcal",
      "start_date": "2029-02-24",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    },
    {
      "contest_id": "naqp-rtty",
      "name": "North American QSO Party, RTTY",
      "start": "2029-07-21T18:00:00Z",
      "end": "2029-07-22T05:59:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 11.98,
      "modes": [
        "RTTY"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "National Contest Journal (NCJ)",
      "rules_url": "https://www.ncjweb.com/NAQP-Rules.pdf",
      "verified": true,
      "note": "Demonstrates that 'last Saturday' and 'last full weekend' are distinct rules. CQ 160 SSB turned out to need a third one again -- CQ's published dates fit neither, and that record is the fourth Saturday of February.",
      "exchange": "Name + state/province/country",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-11",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "naqp-rtty-20290721T1800@contestcal",
      "start_date": "2029-07-21",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "2-12"
    }
  ]
}