List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=84
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59622,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=85",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=83",
    "results": [
        {
            "id": 465,
            "name": "Ralke's 春(spring) mini-tournament I",
            "director": {
                "id": 2960,
                "username": "deleted-f4141919-f3f1-4d6b-8f9d-2e636d4d243e",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/d1c373ab1570cfb9a7dbb53c186b37a2?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1548.253432486618,
                        "deviation": 64.35886022735019,
                        "volatility": 0.060022935741669906
                    }
                },
                "ranking": 25.036366041532403,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 10,
            "max_ranking": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2008-10-08T18:37:53Z",
            "ended": "2008-10-08T16:37:53Z",
            "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": 3346,
            "name": "Fight Club´s \"Bareknuckle Beatdown\" Nov, 3 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<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": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 20,
                "main_time": 600,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": false,
            "exclusivity": "open",
            "started": "2014-11-03T20:02:20.814802Z",
            "ended": "2014-11-03T21:31:17.037166Z",
            "start_waiting": "2014-11-03T20:02:20.578634Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3347,
            "name": "Segundo Mini Torneo Aplica 2014 - 03/11",
            "director": {
                "id": 79220,
                "username": "Yo soy kURTOG",
                "country": "cl",
                "icon": "https://secure.gravatar.com/avatar/2ccf27c2cc3bf21ec6f23ee1451c94e8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1598.6561721026958,
                        "deviation": 63.98754421147971,
                        "volatility": 0.060000195761867256
                    }
                },
                "ranking": 25.77799726678677,
                "professional": false,
                "ui_class": ""
            },
            "description": "Veamos cuanto han avanzado :D",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "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": false,
            "group": {
                "id": 410,
                "name": "Taller de GO - Aplicación",
                "summary": "Estudiantes de GO del Liceo de Aplicación",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 23,
                "icon": "https://user-uploads.online-go.com/169d3f7c2e127bcd97b99b1d0698e67b-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": "group",
            "started": "2014-11-03T17:44:36.376226Z",
            "ended": "2014-11-03T17:46:53.947813Z",
            "start_waiting": "2014-11-03T17:44:36.214826Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/169d3f7c2e127bcd97b99b1d0698e67b-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 100297,
            "name": "Greg's April 2023 13x13",
            "director": {
                "id": 839774,
                "username": "greg556",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/ab22c240c07a79025a1565e22698dd21?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1352.355170779992,
                        "deviation": 65.78171266435913,
                        "volatility": 0.06010244192669599
                    }
                },
                "ranking": 21.90463787420026,
                "professional": false,
                "ui_class": ""
            },
            "description": "April 13x13 Swiss, slide and strength.\n\nVacation and pauses not allowed, at discretion of director.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 23061,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 21600,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 7162,
                "name": "Greg's Tournament Group",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 13,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-01T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-01T14:00:58.785571Z",
            "ended": "2023-05-28T22:29:24.613709Z",
            "start_waiting": "2023-04-01T14:00:58.679678Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 3349,
            "name": "Fight Club´s \"Big Board Blitz\" Nov, 3 at 23:00 CET",
            "director": {
                "id": 93741,
                "username": "littletry",
                "country": "150",
                "icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1911.8998841310188,
                        "deviation": 65.0765344045977,
                        "volatility": 0.059958000313559676
                    }
                },
                "ranking": 29.920320929399413,
                "professional": false,
                "ui_class": ""
            },
            "description": "all ranks welcome<br><img src=\"http://veterator.com/pic/cry/fox_white_up.png\"><br>\"enjoy the procedure and the goal will unfold\"",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": "2014-11-03T22:02:24.335372Z",
            "ended": "2014-11-03T23:36:24.325218Z",
            "start_waiting": "2014-11-03T22:02:23.950189Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3348,
            "name": "Segundo Mini Torneo Aplica 03/11/2014",
            "director": {
                "id": 79220,
                "username": "Yo soy kURTOG",
                "country": "cl",
                "icon": "https://secure.gravatar.com/avatar/2ccf27c2cc3bf21ec6f23ee1451c94e8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1598.6561721026958,
                        "deviation": 63.98754421147971,
                        "volatility": 0.060000195761867256
                    }
                },
                "ranking": 25.77799726678677,
                "professional": false,
                "ui_class": ""
            },
            "description": "Ahora siii!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 30,
                "main_time": 480,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 410,
                "name": "Taller de GO - Aplicación",
                "summary": "Estudiantes de GO del Liceo de Aplicación",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 23,
                "icon": "https://user-uploads.online-go.com/169d3f7c2e127bcd97b99b1d0698e67b-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": false,
            "exclusivity": "open",
            "started": "2014-11-03T17:51:59.946673Z",
            "ended": "2014-11-03T19:06:06.491207Z",
            "start_waiting": "2014-11-03T17:51:59.646032Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/169d3f7c2e127bcd97b99b1d0698e67b-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 31042,
            "name": "Blitz 13x13 Swiss Tournament 2017-10-12 19:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260512T190000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-05-12T19:00:49.781598Z",
                "lead_time_seconds": 1800,
                "tournament_type": "swiss",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "byoyomi",
                    "period_time": 10,
                    "main_time": 300,
                    "periods": 5
                },
                "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": "2026-05-12T23:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 10,
                "main_time": 300,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2017-10-12T19:30:33.600171Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2017-10-12T19:34:37.299668Z",
            "ended": "2017-10-12T20:28:36.976907Z",
            "start_waiting": "2017-10-12T19:34:36.576573Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 3353,
            "name": "1-5Dan",
            "director": {
                "id": 84536,
                "username": "milo622",
                "country": "co",
                "icon": "https://user-uploads.online-go.com/7077830ca37826211efcc990439b3db9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1550.8397903076873,
                        "deviation": 61.85750368021896,
                        "volatility": 0.059947037540241284
                    }
                },
                "ranking": 25.07500585850708,
                "professional": false,
                "ui_class": ""
            },
            "description": "jugadores entre 1d y 5d",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 691200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 283,
                "name": "Colombia",
                "summary": "Bienvenidos",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 150,
                "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-64.png"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 30,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-12-15T01:45:05.087509Z",
            "ended": "2016-09-03T07:14:11.890961Z",
            "start_waiting": "2014-12-15T01:45:04.662854Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 101762,
            "name": "Monthly Simultaneous McMahon 2023-04-16 17:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": 10,
                "name": "Monthly Simultaneous McMahon",
                "rrule": "DTSTART:20260501T170000Z\nRRULE:FREQ=MONTHLY",
                "active": true,
                "created": "2015-12-16T02:47:16.592231Z",
                "last_run": "2026-05-01T17:00:48.926010Z",
                "lead_time_seconds": 1296000,
                "tournament_type": "s_mcmahon",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 20,
                "first_pairing_method": "random",
                "subsequent_pairing_method": "strength",
                "settings": {
                    "num_rounds": 3,
                    "upper_bar": "25",
                    "lower_bar": "15",
                    "group_size": 5,
                    "maximum_players": 200
                },
                "next_run": "2026-06-01T17:00:00Z",
                "base_points": "50.0"
            },
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2023-04-16T17:00:05.726243Z",
            "players_start": 20,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-16T17:00:12.165038Z",
            "ended": "2024-05-21T07:40:54.530864Z",
            "start_waiting": "2023-04-16T17:00:10.298351Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 42,
            "ranked": true
        },
        {
            "id": 101941,
            "name": "Live 19x19 Swiss Tournament 2023-04-07 04:30",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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:20260512T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-05-12T20:00:49.700001Z",
                "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": "2026-05-13T00:00:00Z",
                "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": "2023-04-07T04:30:29.377748Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-04-07T04:30:30.578276Z",
            "ended": "2023-04-07T05:50:53.698028Z",
            "start_waiting": "2023-04-07T04:30:30.471617Z",
            "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
        }
    ]
}