{
  "contest": {
    "id": "jarl-ww-rtty",
    "name": "JARL World Wide RTTY Contest",
    "sponsor": "JARL",
    "sponsor_home": "https://www.jarl.org/English/",
    "country": "JP",
    "summary": "JARL's worldwide RTTY contest: 24 hours over the third weekend in October, Baudot only, exchanging RST and the operator's age.",
    "modes": [
      "RTTY"
    ],
    "bands": [
      "80m",
      "40m",
      "20m",
      "15m",
      "10m"
    ],
    "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
    "power_categories": [
      {
        "name": "High Power",
        "max_watts": null
      },
      {
        "name": "Low Power",
        "max_watts": 100
      },
      {
        "name": "QRP",
        "max_watts": 5
      }
    ],
    "log_format": "Cabrillo",
    "log_deadline_days": 10,
    "log_submit_url": "https://contest.jarl.org/upload-aa/",
    "timezone": "",
    "local_rolling": false,
    "eligibility": {
      "scope": "worldwide",
      "verified": true,
      "note": "'This contest will be held for amateurs worldwide.' Same-continent contacts score 2 points, different-continent 3."
    },
    "active_from": null,
    "active_until": null,
    "note": "",
    "verified": true,
    "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
    "rules_url_pattern": "",
    "rules_url_archived": "",
    "rules_url_checked": "2026-08-17",
    "source_note": "jarl.org (JARL World Wide RTTY Contest): 'From 00:00 UTC on the third Saturday in October to 24:00 UTC on the following day'. Mode: 'RTTY (Baudot only)'. Bands: '3.5, 7, 14, 21 and 28MHz'. Power: 'QRP: Total output power must not exceed 5 watts. Low Power: Total output power must not exceed 100 watts. High Power: The total output power must not exceed the maximum output power authorized for the station'. Log deadline: 'Logs must be submitted no later than 24:00 UTC on the 10th day after the end of the contest' -- which is exactly the stored end instant plus 10 days, so the number is encoded. The third Saturday in October 2026 is October 17. Logs also go to rtty@jarl.org."
  },
  "rule": {
    "plain": "Third Saturday of October",
    "raw": {
      "type": "nth_weekday",
      "month": 10,
      "n": 3,
      "weekday": 5
    },
    "start": {
      "day_offset": 0,
      "time": "0000"
    },
    "end": {
      "day_offset": 1,
      "time": "2400"
    },
    "sessions": null
  },
  "next": [
    {
      "contest_id": "jarl-ww-rtty",
      "name": "JARL World Wide RTTY Contest",
      "start": "2026-10-17T00:00:00Z",
      "end": "2026-10-19T00:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 48,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "Baudot"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "3.5, 7, 14, 21 and 28 MHz",
      "sponsor": "JARL",
      "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
      "verified": true,
      "note": "",
      "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
      "country": "JP",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-17",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2026-10-29T00:00:00Z",
      "uid": "jarl-ww-rtty-20261017T0000@contestcal",
      "start_date": "2026-10-17",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "jarl-ww-rtty",
      "name": "JARL World Wide RTTY Contest",
      "start": "2027-10-16T00:00:00Z",
      "end": "2027-10-18T00:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 48,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "Baudot"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "3.5, 7, 14, 21 and 28 MHz",
      "sponsor": "JARL",
      "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
      "verified": true,
      "note": "",
      "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
      "country": "JP",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-17",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2027-10-28T00:00:00Z",
      "uid": "jarl-ww-rtty-20271016T0000@contestcal",
      "start_date": "2027-10-16",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "jarl-ww-rtty",
      "name": "JARL World Wide RTTY Contest",
      "start": "2028-10-21T00:00:00Z",
      "end": "2028-10-23T00:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 48,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "Baudot"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "3.5, 7, 14, 21 and 28 MHz",
      "sponsor": "JARL",
      "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
      "verified": true,
      "note": "",
      "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
      "country": "JP",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-17",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2028-11-02T00:00:00Z",
      "uid": "jarl-ww-rtty-20281021T0000@contestcal",
      "start_date": "2028-10-21",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "jarl-ww-rtty",
      "name": "JARL World Wide RTTY Contest",
      "start": "2029-10-20T00:00:00Z",
      "end": "2029-10-22T00:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 48,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "Baudot"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "3.5, 7, 14, 21 and 28 MHz",
      "sponsor": "JARL",
      "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
      "verified": true,
      "note": "",
      "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
      "country": "JP",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-17",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2029-11-01T00:00:00Z",
      "uid": "jarl-ww-rtty-20291020T0000@contestcal",
      "start_date": "2029-10-20",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    },
    {
      "contest_id": "jarl-ww-rtty",
      "name": "JARL World Wide RTTY Contest",
      "start": "2030-10-19T00:00:00Z",
      "end": "2030-10-21T00:00:00Z",
      "start_wall": null,
      "end_wall": null,
      "local_rolling": false,
      "timezone": "",
      "duration_hours": 48,
      "modes": [
        "RTTY"
      ],
      "submodes": [
        "Baudot"
      ],
      "bands": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "bands_note": "3.5, 7, 14, 21 and 28 MHz",
      "sponsor": "JARL",
      "rules_url": "https://www.jarl.org/English/4_Library/A-4-3_Contests/rtty_rules_en.html",
      "verified": true,
      "note": "",
      "exchange": "RST and the operator's age; 01 (or 00 or 99) may be sent instead. Multi-operator stations send the average age of the operators.",
      "country": "JP",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-17",
      "can_enter": true,
      "eligibility_scope": "worldwide",
      "eligibility_reason": "",
      "works": "everyone",
      "practical": "",
      "log_due": "2030-10-31T00:00:00Z",
      "uid": "jarl-ww-rtty-20301019T0000@contestcal",
      "start_date": "2030-10-19",
      "mode_families": [
        "RTTY",
        "Digital"
      ],
      "band_families": [
        "80m",
        "40m",
        "20m",
        "15m",
        "10m"
      ],
      "duration_bucket": "gte24"
    }
  ]
}