List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5415
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60056,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5416",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=5414",
    "results": [
        {
            "id": 1048,
            "name": "mini-tournament",
            "director": {
                "id": 30307,
                "username": "samal",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/6f49e87b4bf88443c282efab6de3f850?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1570.4473189228113,
                        "deviation": 64.7954731331579,
                        "volatility": 0.05999957026214311
                    }
                },
                "ranking": 25.365860395416853,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "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": 385,
                "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": "2010-02-03T23:28:41Z",
            "ended": "2010-02-03T22:28:41Z",
            "start_waiting": null,
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 80601,
            "name": "9x9 D.E. 08/02/2021🐉",
            "director": {
                "id": 584481,
                "username": "Mulsiphix",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1723.508332937557,
                        "deviation": 67.30621035483453,
                        "volatility": 0.06024145341136911
                    }
                },
                "ranking": 27.51884388340188,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Suicidal Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "nz",
            "time_per_move": 44160,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3207,
                "name": "New Zealand Tournaments",
                "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 591,
                "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-10-03T01:00:00Z",
            "players_start": 8,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-10-05T03:10:53.603992Z",
            "ended": "2022-07-03T01:17:44.432208Z",
            "start_waiting": "2021-10-05T03:10:53.472287Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 82143,
            "name": "Partidas para 4tto",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "Partidas para 4tto",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 214,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-05T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-11-05T18:46:58.279753Z",
            "ended": "2021-11-05T21:08:26.723134Z",
            "start_waiting": "2021-11-05T18:46:58.195385Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 2950,
            "name": "Liga OGS Igo Club 1st",
            "director": {
                "id": 41020,
                "username": "bakekoq",
                "country": "id",
                "icon": "https://secure.gravatar.com/avatar/128f65403d26cbcf334407e08af054c7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1559.7858812556892,
                        "deviation": 64.00362920541266,
                        "volatility": 0.05998054228511139
                    }
                },
                "ranking": 25.208164006296965,
                "professional": false,
                "ui_class": ""
            },
            "description": "Liga untuk bermain orang indo di online-go.com yang pertama. Mohon Kerjasamanya.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2310,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 172800,
                "max_time": 259200,
                "time_increment": 390
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 200,
                "name": "Indonesian Go Fans Club",
                "summary": "Indonesian Online Go Fans Club",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 151,
                "icon": "https://user-uploads.online-go.com/bbd562c21828c0b25ba2836247b88410-64.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": "invite",
            "started": "2014-06-13T09:51:30.379627Z",
            "ended": "2014-07-05T18:58:48.380596Z",
            "start_waiting": "2014-06-13T09:51:29.981265Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/bbd562c21828c0b25ba2836247b88410-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 3213,
            "name": "SWT Nines Open class 2nd Cycle",
            "director": {
                "id": 52052,
                "username": "ST000MA",
                "country": "rs",
                "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1622.7496159138032,
                        "deviation": 63.255740913481965,
                        "volatility": 0.062405553034921346
                    }
                },
                "ranking": 26.124289327664762,
                "professional": false,
                "ui_class": ""
            },
            "description": "For more information see: http://forums.online-go.com/t/swt-tournaments/860.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 91200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 432000,
                "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": 385,
                "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": true,
            "exclusivity": "open",
            "started": "2014-12-15T21:17:23.857944Z",
            "ended": "2015-06-10T01:06:26.946549Z",
            "start_waiting": "2014-12-15T21:17:22.189043Z",
            "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": 98895,
            "name": "Турнир Чата игроков в Го. 14.01.2023",
            "director": {
                "id": 803169,
                "username": "Tg45",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/d861f559b9c8e292905d8730862d1569-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1507.7961517159601,
                        "deviation": 61.38664505162479,
                        "volatility": 0.0600204104582543
                    }
                },
                "ranking": 24.423391190269612,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Просто очередной турнир)\nБудет весело)))\nВ этот раз пять туров и обозначил группы МакМагона.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 300,
                "stones_per_period": 10
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11497,
                "name": "Чат игроков в Го (weiqi, baduk, igo)",
                "summary": "Мы — группа игроков из телеграмм чата «Чат для игроков в Го (weiqi, baduk, igo)». Здесь мы играем между собой и организовываем турниры для игроков всех уровней.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 368,
                "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-01-14T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-01-14T10:00:48.045796Z",
            "ended": "2023-01-14T11:38:35.792427Z",
            "start_waiting": "2023-01-14T10:00:47.284020Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 71904,
            "name": "KIDO training 2",
            "director": {
                "id": 607938,
                "username": "kido.go.baduk",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 733.7386350417765,
                        "deviation": 67.58441146641512,
                        "volatility": 0.06059085558486428
                    }
                },
                "ranking": 7.749569442835256,
                "professional": false,
                "ui_class": ""
            },
            "description": "vamos a jugar go",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4974,
                "name": "Taller de Go-Biblioteca de México",
                "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-26T00:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-02-25T23:14:06.436573Z",
            "ended": "2021-02-26T00:04:29.466413Z",
            "start_waiting": "2021-02-25T23:14:06.242244Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 72253,
            "name": "Blitz 13x13 Swiss Tournament 2021-03-06 03:30",
            "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:20260626T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-06-26T23:00:16.436683Z",
                "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": "2026-06-27T03:00:00Z",
                "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": "2021-03-06T03:30:28.945842Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-03-06T03:30:30.427232Z",
            "ended": "2021-03-06T04:18:27.612322Z",
            "start_waiting": "2021-03-06T03:30:30.121150Z",
            "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": 6737,
            "name": "FSTS Go On 9 Amateurs Best Of 10 #1",
            "director": {
                "id": 135535,
                "username": "DarkSpirit",
                "country": "_CIS",
                "icon": "https://user-uploads.online-go.com/3ff0cbeb74378914ca08a8ab7741274f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1368.452026020624,
                        "deviation": 62.29275318546769,
                        "volatility": 0.05999468544710196
                    }
                },
                "ranking": 22.178561397357377,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just a small tournament :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 353,
                "name": "Four Seasons Tournament Series",
                "summary": "Серия турниров \"Четыре Сезона\"",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 623,
                "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2015-04-30T11:30:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 15,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-04-30T11:30:22.007239Z",
            "ended": "2015-05-09T15:16:35.164411Z",
            "start_waiting": "2015-04-30T11:30:21.240188Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 6357,
            "name": "tournament fun",
            "director": {
                "id": 86828,
                "username": "SpencerRRR",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/3fc4f783fbbabf5e233362bbe71f29bf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1308.6866931504342,
                        "deviation": 70.26964547990887,
                        "volatility": 0.0600178516665556
                    }
                },
                "ranking": 21.144773076792276,
                "professional": false,
                "ui_class": ""
            },
            "description": "as you can see,fun.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 604800,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 18025,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-04-16T22:45:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-04-16T22:45:45.441567Z",
            "ended": "2016-04-05T14:39:48.960821Z",
            "start_waiting": "2015-04-16T22:45:45.326521Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 7,
            "ranked": true
        }
    ]
}