List all tournaments or create a new tournament.

GET /api/v1/tournaments/?ordering=-players_start&page=5606
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 61024,
    "next": "https://online-go.com/api/v1/tournaments/?ordering=-players_start&page=5607",
    "previous": "https://online-go.com/api/v1/tournaments/?ordering=-players_start&page=5605",
    "results": [
        {
            "id": 138590,
            "name": "World Star Monthly Match (March 2026)",
            "director": {
                "id": 481094,
                "username": "Danny Ling",
                "country": "my",
                "icon": "https://secure.gravatar.com/avatar/791e2af274d259b097e01771c6f5f061?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1934.3930537907763,
                        "deviation": 62.49917012555835,
                        "volatility": 0.059960335396418436
                    }
                },
                "ranking": 30.19108700062282,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hello everyone, Let’s have a friendly match within the members in this group!!! Everyone is welcome to join. Hope everyone will enjoy the joy of the game! Good luck.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 12,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "rapid",
                "pause_on_weekends": false,
                "time_increment": 7,
                "initial_time": 300,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14930,
                "name": "World Star Go Academy Group",
                "summary": "“In Go, you are constantly making decisions that are either right or wrong.” — Yasunari Kawabata",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 62,
                "icon": "https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-03-28T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2026-03-28T11:00:10.269573Z",
            "ended": "2026-03-28T11:34:10.220105Z",
            "start_waiting": "2026-03-28T11:00:10.018983Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 88913,
            "name": "tutorial",
            "director": {
                "id": 1139949,
                "username": "wanyaow",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/44e7f34ab943dc2a5e086dd325ecd2f3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1448.6486735485482,
                        "deviation": 170.6867337928089,
                        "volatility": 0.06000448988621987
                    }
                },
                "ranking": 23.496976575614106,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "tutorial",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 3,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "blitz",
                "pause_on_weekends": false,
                "total_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11514,
                "name": "USMKKJ Chess",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-20T05:04:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-04-20T05:04:12.457496Z",
            "ended": "2022-04-20T05:07:02.451873Z",
            "start_waiting": "2022-04-20T05:04:12.365916Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 94152,
            "name": "Go go",
            "director": {
                "id": 1006991,
                "username": "WillMa",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/3b854740fb42fc74c8b43503d4f64f46?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1425.3905788313666,
                        "deviation": 65.04358839826483,
                        "volatility": 0.06003849668312953
                    }
                },
                "ranking": 23.12228674059785,
                "professional": false,
                "ui_class": ""
            },
            "description": "Play go here",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 158,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 150,
                "initial_time": 720,
                "max_time": 14400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9509,
                "name": "Goggle",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 14,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-09-01T12:45:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-01T12:45:17.386765Z",
            "ended": "2022-09-01T12:46:22.043019Z",
            "start_waiting": "2022-09-01T12:45:17.298528Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 71330,
            "name": "Test 2",
            "director": {
                "id": 928116,
                "username": "Aya Yacoubi 3VZ",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/0cf367f0549e8664b5e10455f9f69957-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1815.093868740029,
                        "deviation": 226.7696647427505,
                        "volatility": 0.05999839851545938
                    }
                },
                "ranking": 28.717440755095684,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Iedereen mag meedoen.",
            "schedule": null,
            "title": null,
            "tournament_type": "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": false,
            "group": {
                "id": 8158,
                "name": "Calandlyceum Technasium Go",
                "summary": "Deze groep is alleen voor Technasium-leerlingen van het Calandlyceum.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4,
                "icon": "https://user-uploads.online-go.com/0c592993023eee3d8998f5111944c8da-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-02-12T11:50:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-02-12T11:50:35.004606Z",
            "ended": "2021-02-12T12:16:29.649449Z",
            "start_waiting": "2021-02-12T11:50:34.918089Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/0c592993023eee3d8998f5111944c8da-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 92103,
            "name": "Basic Go",
            "director": {
                "id": 1136031,
                "username": "gogowin11",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/1e699c68a6db4a4af533418bfcccab4d?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 996.3409268949929,
                        "deviation": 60.55920440659994,
                        "volatility": 0.05987209706792514
                    }
                },
                "ranking": 14.832002032429328,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beginner tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 9,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 25,
                "stones_per_period": 4
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 18159,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-07-06T01:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 17,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2022-07-06T01:00:49.310281Z",
            "ended": "2022-07-06T01:06:27.572698Z",
            "start_waiting": "2022-07-06T01:00:49.247022Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 123205,
            "name": "Tournament test #1",
            "director": {
                "id": 1672844,
                "username": "deleted-b9b59e78-7fe2-421b-9592-08ffce621348",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/50b661e8675f0399df4a903957995b4b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 800.7266229935348,
                        "deviation": 70.04385716130463,
                        "volatility": 0.060331232367038926
                    }
                },
                "ranking": 9.772108826139116,
                "professional": false,
                "ui_class": ""
            },
            "description": "Me and anybody here",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 4,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 3,
                "initial_time": 30,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14868,
                "name": "Study group 9x9, 13x13, 19x19",
                "summary": "We like to play all go seriously. We study, play each other, and have tournaments every now and then.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 71,
                "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-12-13T14:54:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-12-13T14:54:53.830488Z",
            "ended": "2024-12-13T14:59:23.466007Z",
            "start_waiting": "2024-12-13T14:54:53.759824Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1b1fb2428dd6775b27c3de3c3fe40fa2-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 60762,
            "name": "2nd Hokuto Cup",
            "director": {
                "id": 569602,
                "username": "nicda804",
                "country": "_Starfleet",
                "icon": "https://secure.gravatar.com/avatar/a9423db24594aaaabef833988b2d4618?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1443.7318691667722,
                        "deviation": 61.93088180524314,
                        "volatility": 0.05999485629080893
                    }
                },
                "ranking": 23.41827038229204,
                "professional": false,
                "ui_class": ""
            },
            "description": "Zweites wöchentliches Blitzturnier. Passt bitte auf nicht wegen der Zeit zu verlieren.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 60,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2631,
                "name": "Freiheit 13",
                "summary": "inofficial and private group for (former) staff and students of our school - people unaffiliated with our school cannot join",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 42,
                "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-19T16:40:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-05-19T16:40:35.235979Z",
            "ended": "2020-05-19T17:14:31.619032Z",
            "start_waiting": "2020-05-19T16:40:34.850499Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/065648a4a48bcba4f8ca0a094338606d-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 101514,
            "name": "張溢滇 李SIR",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "張溢滇 李SIR",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 29,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 1200,
                "period_time": 20,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7533,
                "name": "傳碁 A班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 36,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2023-03-25T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2023-03-25T10:02:44.831222Z",
            "ended": "2023-03-25T11:14:30.960048Z",
            "start_waiting": "2023-03-25T10:02:44.780738Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 113598,
            "name": "Sunday GO 25 13×13",
            "director": {
                "id": 1393499,
                "username": "Imtiyaz",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/56a672954f96d68180eb8444196aec12-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1031.7404190356524,
                        "deviation": 64.94380758120344,
                        "volatility": 0.060031708646298344
                    }
                },
                "ranking": 15.640235374949347,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fuñnnnnn",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 45,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13675,
                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-03-10T06:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-03-10T06:00:33.111330Z",
            "ended": "2024-03-10T06:10:59.737891Z",
            "start_waiting": "2024-03-10T06:00:33.071695Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 116670,
            "name": "JORNADA 15 DE ENTRENAMIENTO BÁSICO DE GO PRIMAVERA 2024",
            "director": {
                "id": 798920,
                "username": "vaik.kanik",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 951.8668197689683,
                        "deviation": 60.5039301079397,
                        "volatility": 0.05972626501326138
                    }
                },
                "ranking": 13.774871975977053,
                "professional": false,
                "ui_class": ""
            },
            "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 51,
            "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": 236,
                "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-06-02T00:35:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "invite",
            "started": "2024-06-02T00:35:58.122378Z",
            "ended": "2024-06-02T00:59:58.850294Z",
            "start_waiting": "2024-06-02T00:35:58.077885Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
            "player_count": 3,
            "ranked": true
        }
    ]
}