{
  "contest": {
    "id": "igry-ww-rtty",
    "name": "IG-RY World Wide RTTY Contest",
    "sponsor": "Interest Group RTTY (IG-RY)",
    "sponsor_home": "https://ig-ry.de/",
    "country": "DE",
    "summary": "Thirty hours of RTTY on the five contest bands where you send the year you were first licensed; the number you give is the multiplier you are.",
    "modes": [
      "RTTY"
    ],
    "bands": [
      "80m",
      "40m",
      "20m",
      "15m",
      "10m"
    ],
    "exchange": "RS(T) plus the four-digit year of the operator's first official amateur licence (multi-operator entries use the oldest operator's)",
    "power_categories": [
      {
        "name": "High Power",
        "max_watts": 1500
      },
      {
        "name": "Low Power",
        "max_watts": 100
      }
    ],
    "log_format": "Cabrillo",
    "log_deadline_days": 5,
    "log_submit_url": "",
    "timezone": "",
    "local_rolling": false,
    "eligibility": {
      "scope": "worldwide",
      "verified": true,
      "note": "ig-ry.de rules: an open worldwide contest; every station may be worked."
    },
    "active_from": null,
    "active_until": null,
    "note": "",
    "verified": true,
    "rules_url": "https://ig-ry.de/ig-ry-ww-contest",
    "rules_url_pattern": "",
    "rules_url_archived": "",
    "rules_url_checked": "2026-10-15",
    "source_note": "ig-ry.de/ig-ry-ww-contest: 'Every year the 2nd full weekend of April, from Saturday 12.00z to Sunday 18.00z. In 2027: 10. - 11. April.' 'Five bands only: 3.5, 7, 14, 21 and 28 MHz.' Mode RTTY (Baudot, 45.45 baud). Categories SO-HP-AB (1500 W), SO-LP-AB (100 W) and Multi-Op single transmitter (1500 W). Exchange RS(T) plus the four-digit year of the operator's first official amateur licence. Logs in Cabrillo within five days of the end. 10-11 April 2027 is the second full weekend of April. Verified 2026-10-15."
  },
  "rule": {
    "plain": "Second full weekend of April",
    "raw": {
      "type": "nth_full_weekend",
      "month": 4,
      "n": 2
    },
    "start": {
      "day_offset": 0,
      "time": "1200"
    },
    "end": {
      "day_offset": 1,
      "time": "1800"
    },
    "sessions": null
  },
  "next": [
    {
      "contest_id": "igry-ww-rtty",
      "name": "IG-RY World Wide RTTY Contest",
      "start": "2027-04-10T12:00:00Z",
      "end": "2027-04-11T18:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 30,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "RTTY 45.45 baud"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "Five bands only: 3.5, 7, 14, 21 and 28 MHz.",
      "sponsor": "Interest Group RTTY (IG-RY)",
      "rules_url": "https://ig-ry.de/ig-ry-ww-contest",
      "verified": true,
      "note": "",
      "exchange": "RS(T) plus the four-digit year of the operator's first official amateur licence (multi-operator entries use the oldest operator's)",
      "country": "DE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2027-04-16T18:00:00Z",
      "uid": "igry-ww-rtty-20270410T1200@contestcal",
      "start_date": "2027-04-10",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "igry-ww-rtty",
      "name": "IG-RY World Wide RTTY Contest",
      "start": "2028-04-08T12:00:00Z",
      "end": "2028-04-09T18:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 30,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "RTTY 45.45 baud"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "Five bands only: 3.5, 7, 14, 21 and 28 MHz.",
      "sponsor": "Interest Group RTTY (IG-RY)",
      "rules_url": "https://ig-ry.de/ig-ry-ww-contest",
      "verified": true,
      "note": "",
      "exchange": "RS(T) plus the four-digit year of the operator's first official amateur licence (multi-operator entries use the oldest operator's)",
      "country": "DE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2028-04-14T18:00:00Z",
      "uid": "igry-ww-rtty-20280408T1200@contestcal",
      "start_date": "2028-04-08",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "igry-ww-rtty",
      "name": "IG-RY World Wide RTTY Contest",
      "start": "2029-04-14T12:00:00Z",
      "end": "2029-04-15T18:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 30,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "RTTY 45.45 baud"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "Five bands only: 3.5, 7, 14, 21 and 28 MHz.",
      "sponsor": "Interest Group RTTY (IG-RY)",
      "rules_url": "https://ig-ry.de/ig-ry-ww-contest",
      "verified": true,
      "note": "",
      "exchange": "RS(T) plus the four-digit year of the operator's first official amateur licence (multi-operator entries use the oldest operator's)",
      "country": "DE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2029-04-20T18:00:00Z",
      "uid": "igry-ww-rtty-20290414T1200@contestcal",
      "start_date": "2029-04-14",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "igry-ww-rtty",
      "name": "IG-RY World Wide RTTY Contest",
      "start": "2030-04-13T12:00:00Z",
      "end": "2030-04-14T18:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 30,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "RTTY 45.45 baud"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "Five bands only: 3.5, 7, 14, 21 and 28 MHz.",
      "sponsor": "Interest Group RTTY (IG-RY)",
      "rules_url": "https://ig-ry.de/ig-ry-ww-contest",
      "verified": true,
      "note": "",
      "exchange": "RS(T) plus the four-digit year of the operator's first official amateur licence (multi-operator entries use the oldest operator's)",
      "country": "DE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-10-15",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2030-04-19T18:00:00Z",
      "uid": "igry-ww-rtty-20300413T1200@contestcal",
      "start_date": "2030-04-13",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    }
  ]
}