{
  "contest": {
    "id": "ohio-qso-party",
    "name": "Ohio QSO Party",
    "sponsor": "Mad River Radio Club",
    "sponsor_home": "https://www.ohqp.org/",
    "country": "US",
    "summary": "Ohio's late-August party: 12 hours of CW and SSB.",
    "modes": [
      "SSB",
      "CW"
    ],
    "bands": [
      "160m",
      "80m",
      "40m",
      "20m",
      "15m",
      "10m"
    ],
    "exchange": "Ohio stations send serial number and county; others send serial number and state, province or DX.",
    "power_categories": [],
    "log_format": "",
    "log_deadline_days": null,
    "log_submit_url": "",
    "timezone": "",
    "local_rolling": false,
    "eligibility": {
      "scope": "worldwide",
      "verified": true,
      "note": ""
    },
    "active_from": null,
    "active_until": null,
    "note": "2027 date (Saturday 28 August) is published by the sponsor.",
    "verified": true,
    "rules_url": "https://www.ohqp.org/index.php/rules/",
    "rules_url_pattern": "",
    "rules_url_archived": "",
    "rules_url_checked": "2026-10-15",
    "source_note": "Sponsor's own rules (https://www.ohqp.org/index.php/rules/), read 2026-10-15: 'fourth Saturday of August', 1600Z Saturday to 0400Z Sunday; CW and SSB only."
  },
  "rule": {
    "plain": "Fourth Saturday of August",
    "raw": {
      "type": "nth_weekday",
      "month": 8,
      "n": 4,
      "weekday": 5
    },
    "start": {
      "day_offset": 0,
      "time": "1600"
    },
    "end": {
      "day_offset": 1,
      "time": "0400"
    },
    "sessions": null
  },
  "next": [
    {
      "contest_id": "ohio-qso-party",
      "name": "Ohio QSO Party",
      "start": "2027-08-28T16:00:00Z",
      "end": "2027-08-29T04:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 12,
      "modes": [
        "SSB",
        "CW"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "Mad River Radio Club",
      "rules_url": "https://www.ohqp.org/index.php/rules/",
      "verified": true,
      "note": "2027 date (Saturday 28 August) is published by the sponsor.",
      "exchange": "Ohio stations send serial number and county; others send serial number and state, province or DX.",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "ohio-qso-party-20270828T1600@contestcal",
      "start_date": "2027-08-28",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "12-24"
    },
    {
      "contest_id": "ohio-qso-party",
      "name": "Ohio QSO Party",
      "start": "2028-08-26T16:00:00Z",
      "end": "2028-08-27T04:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 12,
      "modes": [
        "SSB",
        "CW"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "Mad River Radio Club",
      "rules_url": "https://www.ohqp.org/index.php/rules/",
      "verified": true,
      "note": "2027 date (Saturday 28 August) is published by the sponsor.",
      "exchange": "Ohio stations send serial number and county; others send serial number and state, province or DX.",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "ohio-qso-party-20280826T1600@contestcal",
      "start_date": "2028-08-26",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "12-24"
    },
    {
      "contest_id": "ohio-qso-party",
      "name": "Ohio QSO Party",
      "start": "2029-08-25T16:00:00Z",
      "end": "2029-08-26T04:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 12,
      "modes": [
        "SSB",
        "CW"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "Mad River Radio Club",
      "rules_url": "https://www.ohqp.org/index.php/rules/",
      "verified": true,
      "note": "2027 date (Saturday 28 August) is published by the sponsor.",
      "exchange": "Ohio stations send serial number and county; others send serial number and state, province or DX.",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "ohio-qso-party-20290825T1600@contestcal",
      "start_date": "2029-08-25",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "12-24"
    },
    {
      "contest_id": "ohio-qso-party",
      "name": "Ohio QSO Party",
      "start": "2030-08-24T16:00:00Z",
      "end": "2030-08-25T04:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 12,
      "modes": [
        "SSB",
        "CW"
      ],
      "submodes": [],
      "bands": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "",
      "sponsor": "Mad River Radio Club",
      "rules_url": "https://www.ohqp.org/index.php/rules/",
      "verified": true,
      "note": "2027 date (Saturday 28 August) is published by the sponsor.",
      "exchange": "Ohio stations send serial number and county; others send serial number and state, province or DX.",
      "country": "US",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "ohio-qso-party-20300824T1600@contestcal",
      "start_date": "2030-08-24",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "160m",
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "12-24"
    }
  ]
}