List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=190
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58971,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=191",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=189",
    "results": [
        {
            "id": 3290,
            "name": "fdsg sdfg",
            "director": {
                "id": 103361,
                "username": "sol_test",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/5f5cc1209c1144ab993427c6f576e404?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1400.1634522817335,
                        "deviation": 230.01589890752857,
                        "volatility": 0.059999932832900754
                    }
                },
                "ranking": 22.708899849685668,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "t rt et",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 603,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 300,
                "max_time": 3600,
                "time_increment": 600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 395,
                "name": "192DR",
                "summary": "192DR",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "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": "group",
            "started": "2014-10-18T14:51:54.712236Z",
            "ended": "2014-10-18T14:53:36.242724Z",
            "start_waiting": "2014-10-18T14:51:54.619828Z",
            "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": 2849,
            "name": "Why I am here",
            "director": {
                "id": 20502,
                "username": "nobush",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1361.8811245084328,
                        "deviation": 64.04713178507761,
                        "volatility": 0.06067396444876149
                    }
                },
                "ranking": 22.067134215910254,
                "professional": false,
                "ui_class": ""
            },
            "description": "just need some more games",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 777600,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 24,
                "name": "Double Digit Kyu Room",
                "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3643,
                "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": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-04-03T00:29:37.334513Z",
            "ended": "2015-04-01T19:45:28.073116Z",
            "start_waiting": "2014-04-03T00:29:35.913004Z",
            "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": 63949,
            "name": "Blitz 13x13 Swiss Tournament 2020-08-05 03:30",
            "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": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260315T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-03-15T03:00:11.146925Z",
                "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": "2026-03-15T07:00:00Z",
                "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": "2020-08-05T03:30:37.455787Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-08-05T03:30:38.790645Z",
            "ended": "2020-08-05T04:13:16.475514Z",
            "start_waiting": "2020-08-05T03:30:38.468883Z",
            "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": 2698,
            "name": "Fun time!",
            "director": {
                "id": 53917,
                "username": "Trudi",
                "country": "",
                "icon": "https://secure.gravatar.com/avatar/8d1bc87c813481718c8a00ec89cbc71d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1186.8118757215577,
                        "deviation": 75.10706571765202,
                        "volatility": 0.05999292133030317
                    }
                },
                "ranking": 18.881779687309265,
                "professional": false,
                "ui_class": ""
            },
            "description": "Time to play go!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 168,
                "name": "Trudi's group",
                "summary": "everyone is welcome! play games, post threads and have fun.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 45,
                "icon": "https://user-uploads.online-go.com/c9bdf21d570875a7f2aa257cc9c6634e-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": "2013-12-09T06:16:47.903447Z",
            "ended": "2014-12-10T22:57:54.552418Z",
            "start_waiting": "2013-12-09T06:14:28.272402Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/c9bdf21d570875a7f2aa257cc9c6634e-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 2921,
            "name": "30Ks 9x9 Mini-Tournament ",
            "director": {
                "id": 67357,
                "username": "Lein@d Why?",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/3a7c340bccabcef9661d2dc18ff12905-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1206.3338535720202,
                        "deviation": 62.726993542191146,
                        "volatility": 0.06012340100410309
                    }
                },
                "ranking": 19.25947821741587,
                "professional": false,
                "ui_class": ""
            },
            "description": "Yeah, that's right 30Ks only.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 13,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 300,
                "max_time": 6900,
                "time_increment": 10
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 222,
                "name": "Low-Rating 30k's",
                "summary": "A group so low-rating 30k's can find each other, play against each other, and beat each other. Everyone deserves an approximately 50/50 win rate.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 279,
                "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-64.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": 0,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-05-14T18:42:41.455654Z",
            "ended": "2014-05-14T19:12:16.235329Z",
            "start_waiting": "2014-05-14T18:42:40.864004Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/43373022b3404dee8e6d5616a14de877-15.png",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 91830,
            "name": "TRAINING DE HOY",
            "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": "TRAINING DE HOY",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "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": 237,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-28T22:37:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-06-28T22:37:34.346519Z",
            "ended": "2022-06-28T23:16:36.450042Z",
            "start_waiting": "2022-06-28T22:37:34.208555Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 100015,
            "name": "Live 19x19 Swiss Tournament 2023-02-11 20:30",
            "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:20260315T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-15T04:00:11.132461Z",
                "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": "2026-03-15T08:00:00Z",
                "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": "2023-02-11T20:30:22.675813Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-02-11T20:30:24.130063Z",
            "ended": "2023-02-11T22:48:10.719265Z",
            "start_waiting": "2023-02-11T20:30:23.948549Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 91685,
            "name": "Live 19x19 Swiss Tournament 2022-06-25 04:30",
            "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:20260315T040000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:30:39.250689Z",
                "last_run": "2026-03-15T04:00:11.132461Z",
                "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": "2026-03-15T08:00:00Z",
                "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": "2022-06-25T04:30:34.552777Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-06-25T04:30:35.963818Z",
            "ended": "2022-06-25T06:05:41.423828Z",
            "start_waiting": "2022-06-25T04:30:35.798282Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 96150,
            "name": "Blitz 13x13 Swiss Tournament 2022-10-28 11:30",
            "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": 3,
                "name": "Blitz 13x13 Swiss Tournament",
                "rrule": "DTSTART:20260315T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4",
                "active": true,
                "created": "2014-12-20T06:27:45.234995Z",
                "last_run": "2026-03-15T03:00:11.146925Z",
                "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": "2026-03-15T07:00:00Z",
                "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": "2022-10-28T11:30:06.886483Z",
            "players_start": 6,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-10-28T11:31:08.301501Z",
            "ended": "2022-10-28T12:11:29.072355Z",
            "start_waiting": "2022-10-28T11:31:08.176176Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 75273,
            "name": "July tournament",
            "director": {
                "id": 765440,
                "username": "-Crr-Ake-",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/9d99bf00e6d20984d9593370304f4512?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1600.786020918073,
                        "deviation": 61.22517156646065,
                        "volatility": 0.059964088743382375
                    }
                },
                "ranking": 25.808818894048446,
                "professional": false,
                "ui_class": ""
            },
            "description": "monthly tournaments",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8262,
                "name": "Virtuoso Go Association 🕶",
                "summary": "Group Targets: Participate in our monthly and special event tournaments, Always learn something new, don't be scared to ask to review your games and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 35,
                "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-07-20T16:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-07-20T16:00:47.139318Z",
            "ended": "2023-04-29T11:31:38.668628Z",
            "start_waiting": "2021-07-20T16:00:42.522638Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/afa15e7b6a8909de8c92a1727546641c-15.png",
            "player_count": 44,
            "ranked": true
        }
    ]
}