{
  "contest": {
    "id": "erau-es-ll-kv",
    "name": "Estonian HF Cup (ES LL KV)",
    "sponsor": "ERAU",
    "sponsor_home": "https://www.erau.ee/",
    "country": "EE",
    "summary": "Nine Saturday-morning 80m sprints across the year, run to Estonian clock time so the UTC hour moves with the seasons.",
    "modes": [
      "CW",
      "SSB"
    ],
    "bands": [
      "80m"
    ],
    "exchange": "RS(T) and a continuous serial number from 001.",
    "power_categories": [
      {
        "name": "Low Power",
        "max_watts": 100
      },
      {
        "name": "QRP",
        "max_watts": 10
      }
    ],
    "log_format": "Cabrillo",
    "log_deadline_days": null,
    "log_submit_url": "",
    "timezone": "Europe/Tallinn",
    "local_rolling": false,
    "eligibility": {
      "scope": "entity_list",
      "entities": [
        "ES"
      ],
      "verified": true,
      "note": "Entry is for stations registered in and operating from Estonia, plus holders of ES callsigns abroad who use their ES call with the host country's prefix."
    },
    "active_from": null,
    "active_until": null,
    "note": "SPONSOR-ANCHORED LOCAL TIME, and ERAU's own calendar proves the reading: 10:00-10:59 Estonian time is 08:00-08:59 UTC in winter (EET) and 07:00-07:59 in summer (EEST), which is exactly the split ERAU prints across the nine stages. The rules give no date rule at all -- 4.2 defers to the calendar plan -- so the dates are manual and taken from ERAU's published 2026 calendar. Eight of the nine are the first Saturday of their month; February's is the second. The log deadline is 'the Thursday of the following week', which is not a fixed number of days from the end of each stage, so it is recorded here rather than as log_deadline_days. Stages 4.3 also splits each hour into four periods; that is a scoring device inside one continuous hour.",
    "verified": true,
    "rules_url": "https://www.erau.ee/images/LL/ES%20LL%20KV%20reeglid.pdf",
    "rules_url_pattern": "",
    "rules_url_archived": "",
    "rules_url_checked": "2026-08-19",
    "source_note": "erau.ee 'ES LL KV reeglid' (PDF). 4.2: 'Voistlused viiakse labi 9-s etapis laupaeva hommikuti vastavalt ERAU kalenderplaanile.' (The competition is held in 9 stages on Saturday mornings according to ERAU's calendar plan.) 4.3: 'Etappide algus on 10:00 Eesti aja (EA) jargi ja lopp 11:00 EA' with four periods, the last running 10:45-10:59 EA. 4.4: modes CW and SSB on 80 m, CW below 3600 kHz and SSB above, 3530-3560 and 3600-3650 kHz recommended. 4.5: up to 100 W, QRP 10 W. 4.6: exchange RS(T) and a continuous serial from 001; CW scores 2 points and SSB 1. 7: logs are due 'hiljemalt voistlusele jargneva nadala neljapaeval kella 09.59'ks (EA)' -- by 09:59 Estonian time on the Thursday of the following week. Second source, published separately by ERAU: its 2026 calendar lists all nine dates -- 03.01, 14.02, 07.03, 04.04, 02.05, 05.09, 03.10, 07.11 and 05.12 -- and prints their UTC windows as 08:00-08:59 for stages 1, 2, 3, 8 and 9 and 07:00-07:59 for stages 4, 5, 6 and 7."
  },
  "rule": {
    "plain": "Dates set by the sponsor each year (no derivable rule)",
    "raw": {
      "type": "manual",
      "dates": {
        "2026": [
          "2026-01-03",
          "2026-02-14",
          "2026-03-07",
          "2026-04-04",
          "2026-05-02",
          "2026-09-05",
          "2026-10-03",
          "2026-11-07",
          "2026-12-05"
        ]
      }
    },
    "start": {
      "day_offset": 0,
      "time": "1000",
      "wall_clock": true
    },
    "end": {
      "day_offset": 0,
      "time": "1059",
      "wall_clock": true
    },
    "sessions": null
  },
  "next": [
    {
      "contest_id": "erau-es-ll-kv",
      "name": "Estonian HF Cup (ES LL KV)",
      "start": "2026-10-03T07:00:00Z",
      "end": "2026-10-03T07:59:00Z",
      "start_wall": "2026-10-03T10:00:00",
      "end_wall": "2026-10-03T10:59:00",
      "local_rolling": false,
      "timezone": "Europe/Tallinn",
      "duration_hours": 0.98,
      "modes": [
        "CW",
        "SSB"
      ],
      "submodes": [],
      "bands": [
        "80m"
      ],
      "bands_note": "CW below 3600 kHz and SSB above it; 3530-3560 kHz and 3600-3650 kHz are recommended.",
      "sponsor": "ERAU",
      "rules_url": "https://www.erau.ee/images/LL/ES%20LL%20KV%20reeglid.pdf",
      "verified": true,
      "note": "SPONSOR-ANCHORED LOCAL TIME, and ERAU's own calendar proves the reading: 10:00-10:59 Estonian time is 08:00-08:59 UTC in winter (EET) and 07:00-07:59 in summer (EEST), which is exactly the split ERAU prints across the nine stages. The rules give no date rule at all -- 4.2 defers to the calendar plan -- so the dates are manual and taken from ERAU's published 2026 calendar. Eight of the nine are the first Saturday of their month; February's is the second. The log deadline is 'the Thursday of the following week', which is not a fixed number of days from the end of each stage, so it is recorded here rather than as log_deadline_days. Stages 4.3 also splits each hour into four periods; that is a scoring device inside one continuous hour.",
      "exchange": "RS(T) and a continuous serial number from 001.",
      "country": "EE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-19",
      "can_enter": false,
      "eligibility_scope": "entity_list",
      "eligibility_reason": "Entry limited to ES. K stations may be worked but cannot submit an entry.",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "erau-es-ll-kv-20261003T0700@contestcal",
      "start_date": "2026-10-03",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "80m"
      ],
      "duration_bucket": "lt2"
    },
    {
      "contest_id": "erau-es-ll-kv",
      "name": "Estonian HF Cup (ES LL KV)",
      "start": "2026-11-07T08:00:00Z",
      "end": "2026-11-07T08:59:00Z",
      "start_wall": "2026-11-07T10:00:00",
      "end_wall": "2026-11-07T10:59:00",
      "local_rolling": false,
      "timezone": "Europe/Tallinn",
      "duration_hours": 0.98,
      "modes": [
        "CW",
        "SSB"
      ],
      "submodes": [],
      "bands": [
        "80m"
      ],
      "bands_note": "CW below 3600 kHz and SSB above it; 3530-3560 kHz and 3600-3650 kHz are recommended.",
      "sponsor": "ERAU",
      "rules_url": "https://www.erau.ee/images/LL/ES%20LL%20KV%20reeglid.pdf",
      "verified": true,
      "note": "SPONSOR-ANCHORED LOCAL TIME, and ERAU's own calendar proves the reading: 10:00-10:59 Estonian time is 08:00-08:59 UTC in winter (EET) and 07:00-07:59 in summer (EEST), which is exactly the split ERAU prints across the nine stages. The rules give no date rule at all -- 4.2 defers to the calendar plan -- so the dates are manual and taken from ERAU's published 2026 calendar. Eight of the nine are the first Saturday of their month; February's is the second. The log deadline is 'the Thursday of the following week', which is not a fixed number of days from the end of each stage, so it is recorded here rather than as log_deadline_days. Stages 4.3 also splits each hour into four periods; that is a scoring device inside one continuous hour.",
      "exchange": "RS(T) and a continuous serial number from 001.",
      "country": "EE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-19",
      "can_enter": false,
      "eligibility_scope": "entity_list",
      "eligibility_reason": "Entry limited to ES. K stations may be worked but cannot submit an entry.",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "erau-es-ll-kv-20261107T0800@contestcal",
      "start_date": "2026-11-07",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "80m"
      ],
      "duration_bucket": "lt2"
    },
    {
      "contest_id": "erau-es-ll-kv",
      "name": "Estonian HF Cup (ES LL KV)",
      "start": "2026-12-05T08:00:00Z",
      "end": "2026-12-05T08:59:00Z",
      "start_wall": "2026-12-05T10:00:00",
      "end_wall": "2026-12-05T10:59:00",
      "local_rolling": false,
      "timezone": "Europe/Tallinn",
      "duration_hours": 0.98,
      "modes": [
        "CW",
        "SSB"
      ],
      "submodes": [],
      "bands": [
        "80m"
      ],
      "bands_note": "CW below 3600 kHz and SSB above it; 3530-3560 kHz and 3600-3650 kHz are recommended.",
      "sponsor": "ERAU",
      "rules_url": "https://www.erau.ee/images/LL/ES%20LL%20KV%20reeglid.pdf",
      "verified": true,
      "note": "SPONSOR-ANCHORED LOCAL TIME, and ERAU's own calendar proves the reading: 10:00-10:59 Estonian time is 08:00-08:59 UTC in winter (EET) and 07:00-07:59 in summer (EEST), which is exactly the split ERAU prints across the nine stages. The rules give no date rule at all -- 4.2 defers to the calendar plan -- so the dates are manual and taken from ERAU's published 2026 calendar. Eight of the nine are the first Saturday of their month; February's is the second. The log deadline is 'the Thursday of the following week', which is not a fixed number of days from the end of each stage, so it is recorded here rather than as log_deadline_days. Stages 4.3 also splits each hour into four periods; that is a scoring device inside one continuous hour.",
      "exchange": "RS(T) and a continuous serial number from 001.",
      "country": "EE",
      "rules_url_archived": "",
      "rules_url_checked": "2026-08-19",
      "can_enter": false,
      "eligibility_scope": "entity_list",
      "eligibility_reason": "Entry limited to ES. K stations may be worked but cannot submit an entry.",
      "works": "everyone",
      "practical": "",
      "log_due": null,
      "uid": "erau-es-ll-kv-20261205T0800@contestcal",
      "start_date": "2026-12-05",
      "mode_families": [
        "CW",
        "SSB"
      ],
      "band_families": [
        "80m"
      ],
      "duration_bucket": "lt2"
    }
  ]
}