List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5593
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59016,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5594",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5592",
    "results": [
        {
            "id": 802,
            "name": "The Third Dimension",
            "director": {
                "id": 20606,
                "username": "Infinity",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b0b3c0b98c88f5056f73a31e9a78419f?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1862.987308823708,
                        "deviation": 69.46877791327594,
                        "volatility": 0.060188015447715834
                    }
                },
                "ranking": 29.320361546870892,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-06-06T18:46:04Z",
            "ended": "2009-06-06T16:46:04Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 59985,
            "name": "Torneio  de Quarentena 4",
            "director": {
                "id": 71636,
                "username": "riemsdijk",
                "country": "br",
                "icon": "https://user-uploads.online-go.com/da901711d8fc89260b88e89b54d973a2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2090.7587878762934,
                        "deviation": 107.7162501054069,
                        "volatility": 0.06007508560034665
                    }
                },
                "ranking": 31.990616287133697,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneio de quarentena",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 300,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3811,
                "name": "Aulas de Go com FHvR",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 40,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-03T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-05-03T18:00:36.123376Z",
            "ended": "2020-05-03T21:04:17.054505Z",
            "start_waiting": "2020-05-03T18:00:34.454004Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 58104,
            "name": "Oster-Go-Treffen: Mein erstes OGS-Turnier SDK-/Dan-Spieler",
            "director": {
                "id": 739466,
                "username": "Wilhelm_BadenGo",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/f1ae93890215cad17648917be321fc97-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1167.9473530030036,
                        "deviation": 240.54409932754783,
                        "volatility": 0.060008152519407096
                    }
                },
                "ranking": 18.510851705624017,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Hier können alle SDK-Spieler (EGD-Einstufung/Selbsteinstufung zwischen 9. und 1. Kyu) erste Turniererfahrung auf OGS sammeln. Das Turnier ist auch offen für OGS-Spieler zwischen 10. und 1. Kyu. Wir spielen ohne Vorgabe, für andere Spieler gibt es zwei parallele Turniere.\n\nWer hier mitspielt, kann nicht im Hauptturnier am Karfreitag mitspielen, die Idee ist, den Rang zu festigen und dann ab Samstag im Hauptturnier zu spielen",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 28,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 12,
                "initial_time": 1500,
                "max_time": 2400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4816,
                "name": "Baden-Go-Treffen Karlsruhe",
                "summary": "Gruppe für offene Online-Turniere des Badischen Go-Vereins",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-10T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-10T11:00:59.866934Z",
            "ended": "2020-04-10T13:53:52.168371Z",
            "start_waiting": "2020-04-10T11:00:59.550792Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 751,
            "name": "vbhands's 19-1",
            "director": {
                "id": 13157,
                "username": "vbhands",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/9193f9c0c650ede8fabc0042fae377a2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1963.0393408382492,
                        "deviation": 69.37252577087732,
                        "volatility": 0.059975169375367274
                    }
                },
                "ranking": 30.531400017194475,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 21,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-06-19T17:52:58Z",
            "ended": "2009-06-19T15:52:58Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 58103,
            "name": "Oster-Go-Treffen: Mein erstes OGS-Turnier DDK",
            "director": {
                "id": 739466,
                "username": "Wilhelm_BadenGo",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/f1ae93890215cad17648917be321fc97-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1167.9473530030036,
                        "deviation": 240.54409932754783,
                        "volatility": 0.060008152519407096
                    }
                },
                "ranking": 18.510851705624017,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Hier können alle DDK-Spieler (EGD-Einstufung/Selbsteinstufung schwächer als 9. Kyu) erste Turniererfahrung auf OGS sammeln. Das Turnier ist auch offen für OGS-Spieler schwächer als 9. Kyu. Wir spielen ohne Vorgabe, für stärkere Spieler gibt es zwei parallele Turniere.\n\nWer hier mitspielt, kann nicht im Hauptturnier am Karfreitag mitspielen, die Idee ist, den Rang zu festigen und dann ab Samstag im Hauptturnier zu spielen",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 23,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 1200,
                "max_time": 1800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4816,
                "name": "Baden-Go-Treffen Karlsruhe",
                "summary": "Gruppe für offene Online-Turniere des Badischen Go-Vereins",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-04-10T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-04-10T11:00:59.539550Z",
            "ended": "2020-04-10T15:38:31.512763Z",
            "start_waiting": "2020-04-10T11:00:58.645981Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/87e12d57033a4663cc2a5dd4768d1aa6-15.png",
            "player_count": 13,
            "ranked": true
        },
        {
            "id": 752,
            "name": "ZEV's mini-tournament #1",
            "director": {
                "id": 25064,
                "username": "Zedus",
                "country": "ua",
                "icon": "https://secure.gravatar.com/avatar/e517606ea06b876c8c380be5f47813c7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1393.663417757706,
                        "deviation": 66.20385367542258,
                        "volatility": 0.060013948715526434
                    }
                },
                "ranking": 22.601179452011245,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 383,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 9,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2009-02-23T01:40:41Z",
            "ended": "2009-02-23T00:40:41Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3550,
            "name": "Live 19x19 Swiss Tournament 2014-12-21 08:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 4,
                "name": "Live 19x19 Swiss Tournament",
                "rrule": "DTSTART:20260318T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-18T16:00:18.047836Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 600,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-03-18T20:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2014-12-21T08:30:15.207405Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2014-12-21T08:30:19.989880Z",
            "ended": "2014-12-21T09:57:07.385385Z",
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 102423,
            "name": "Live 19x19 Swiss Tournament 2023-04-21 00:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 4,
                "name": "Live 19x19 Swiss Tournament",
                "rrule": "DTSTART:20260318T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-18T16:00:18.047836Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 600,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-03-18T20:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2023-04-21T00:30:44.821047Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-04-21T00:30:46.177024Z",
            "ended": "2023-04-21T02:02:35.718714Z",
            "start_waiting": "2023-04-21T00:30:46.019695Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 112050,
            "name": "Live 19x19 Swiss Tournament 2024-01-25 16:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 4,
                "name": "Live 19x19 Swiss Tournament",
                "rrule": "DTSTART:20260318T160000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-18T16:00:18.047836Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 30,
                    "main_time": 600,
                    "periods": 3
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": false,
                "exclude_provisional": true,
                "players_start": 6,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 40
                },
                "next_run": "2026-03-18T20:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2024-01-25T16:30:14.216575Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-01-25T16:30:16.972356Z",
            "ended": "2024-01-25T17:47:37.703463Z",
            "start_waiting": "2024-01-25T16:30:16.828502Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 3442,
            "name": "Fight Club´s \"Fair Fights\" Dec, 1  start: 20:00 UTC/GMT",
            "director": {
                "id": 102987,
                "username": "Fight Club´s Admin",
                "country": "_Pirate",
                "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1403.9107440568043,
                        "deviation": 68.41290124459677,
                        "volatility": 0.060041081424571756
                    }
                },
                "ranking": 22.77077400148111,
                "professional": false,
                "ui_class": ""
            },
            "description": "<br>all ranks welcome - handicap enabledl<br><br> <img src=\"http://veterator.com/pic/cry/fox_white_up.png\"><br> <br> \"enjoy the procedure and the goal will unfold\"",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 20,
                "main_time": 600,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 351,
                "name": "Fight Club",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 367,
                "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-01T20:12:02.728553Z",
            "ended": "2014-12-01T22:43:31.281999Z",
            "start_waiting": "2014-12-01T20:12:02.458644Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
            "player_count": 0,
            "ranked": true
        }
    ]
}