List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=analysis_enabled&page=5601
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59009,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=analysis_enabled&page=5602",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=analysis_enabled&page=5600",
    "results": [
        {
            "id": 99101,
            "name": "Correspondence 9x9 RoundRobin 2023-01-19 19:00",
            "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": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20260315T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2026-03-15T19:00:12.019803Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-03-18T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2023-01-19T19:00:22.702933Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-01-19T19:00:24.497369Z",
            "ended": "2023-02-11T13:08:32.489251Z",
            "start_waiting": "2023-01-19T19:00:23.965809Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 78568,
            "name": "9x9 Open League #4",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1385.3493911167532,
                        "deviation": 68.42821786078214,
                        "volatility": 0.06017747886678339
                    }
                },
                "ranking": 22.4626624287341,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 697,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2021-08-15T20:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-14T09:39:15.882651Z",
            "ended": "2021-09-28T08:18:02.857582Z",
            "start_waiting": "2021-08-14T09:39:13.653478Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 98780,
            "name": "Melee 13x13 Tournament: 2023-01-13",
            "director": {
                "id": 741522,
                "username": "wolfmeister",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/c86451e4f5aaface6118117b8b91597b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1209.6169056480942,
                        "deviation": 65.52079638031556,
                        "volatility": 0.06013235595814508
                    }
                },
                "ranking": 19.32239564406787,
                "professional": false,
                "ui_class": ""
            },
            "description": "Clock: Absolute: 3 weeks total play time per player. Pauses on weekends.\n\nPlay async or live via video. Your choice.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 30675,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 1814400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6518,
                "name": "Madison Google Go",
                "summary": "Nominally a social league for the MSN site, but friendly, casual players from other sites welcome.  Make sure to join the Hangouts room, go-msn@ group for announcements!  Please send an *INTERNAL* email to the organizers to join.  We don't always notice OG",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 18,
                "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-01-13T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-01-13T07:00:36.616825Z",
            "ended": "2023-02-24T01:08:51.863145Z",
            "start_waiting": "2023-01-13T07:00:36.333234Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/58487116e0e161b5d171c5b31268b059-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 104767,
            "name": "Sunsean",
            "director": {
                "id": 1321814,
                "username": "Sai. 1",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/808e19addb370320bf8cfe25613813bd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 838.5652253561524,
                        "deviation": 65.90109272728402,
                        "volatility": 0.06013048130031877
                    }
                },
                "ranking": 10.841008502673876,
                "professional": false,
                "ui_class": ""
            },
            "description": "We will have the same",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "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": 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": 17861,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-06-26T15:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-06T11:53:37.083956Z",
            "ended": "2025-01-12T13:16:48.019544Z",
            "start_waiting": "2025-01-06T11:53:37.003664Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 43065,
            "name": "Utah Games",
            "director": {
                "id": 535950,
                "username": "mmcconkie",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/e0dc45e3b69145a27a043ac2f6a7bd26?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1367.2635267528422,
                        "deviation": 60.404194870047846,
                        "volatility": 0.059742031182906254
                    }
                },
                "ranking": 22.158446908661933,
                "professional": false,
                "ui_class": ""
            },
            "description": "This is a place for Go players specifically from Utah to come together and play a few rounds. We're looking for newer players to come in. Come one, come all!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87360,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 86400,
                "max_time": 172800,
                "time_increment": 86400,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8858,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2018-11-29T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-11-29T03:27:57.903387Z",
            "ended": "2019-03-17T00:29:32.364400Z",
            "start_waiting": "2018-11-29T03:27:56.817437Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 15,
            "ranked": true
        },
        {
            "id": 84114,
            "name": "ซ้อม 9x9",
            "director": {
                "id": 564908,
                "username": "Sarawoot Kanya",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b6481afb00bf1ffc14aefec9418093c9-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1428.3733342620876,
                        "deviation": 65.87288697611051,
                        "volatility": 0.06068751158219223
                    }
                },
                "ranking": 23.170679540751433,
                "professional": false,
                "ui_class": ""
            },
            "description": "ซ้อม 9x9",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 13,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 10,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 5893,
                "name": "Go Family",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 148,
                "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-26T03:10:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-12-26T03:10:16.781338Z",
            "ended": "2021-12-26T03:29:10.024599Z",
            "start_waiting": "2021-12-26T03:10:16.549822Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/69dc5c9576b388c1fc86c857114ab798-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 108422,
            "name": "Blitz",
            "director": {
                "id": 1147777,
                "username": "lord-valen",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/4ab0ef4bb9b96e3467d2a061acc7f6bb-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1069.4945195986802,
                        "deviation": 68.62507459936798,
                        "volatility": 0.06000582413544653
                    }
                },
                "ranking": 16.47222372926229,
                "professional": false,
                "ui_class": ""
            },
            "description": "Gotta go fast",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 11,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "blitz",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 30,
                "max_time": 60
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 8005,
                "name": "Apoptosis",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://user-uploads.online-go.com/9dcd573ab2f82f82731f1645ef496cd3-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-13T04:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-10-13T04:00:35.071679Z",
            "ended": "2023-10-13T04:12:49.165546Z",
            "start_waiting": "2023-10-13T04:00:34.964568Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/9dcd573ab2f82f82731f1645ef496cd3-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 124143,
            "name": "Open Instrumentalka Double Elimination Weekly Challenge",
            "director": {
                "id": 1592033,
                "username": "AlBrickHead",
                "country": "pt",
                "icon": "https://user-uploads.online-go.com/9a0df216d2bfe55ea10e6651e9028255-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1376.2813265173027,
                        "deviation": 71.69861389848171,
                        "volatility": 0.06004473833129476
                    }
                },
                "ranking": 22.310631638656087,
                "professional": false,
                "ui_class": ""
            },
            "description": "Open Instrumentalka Double Elimination Weekly Challenge",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 35,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 14897,
                "name": "Instrumentalka TLT GO",
                "summary": "Школа Го Тольятти",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 22,
                "icon": "https://user-uploads.online-go.com/b20509fb8391207640e76bc21aa8ab74-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-12T15:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-12T15:00:30.279345Z",
            "ended": "2025-01-12T16:30:58.320867Z",
            "start_waiting": "2025-01-12T15:00:30.189007Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b20509fb8391207640e76bc21aa8ab74-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 112789,
            "name": "Sunday GO 23 19×19",
            "director": {
                "id": 1374105,
                "username": "sitisan.e",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/774040cf71da5944a8daf49c9e155efb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 789.7653004936407,
                        "deviation": 64.97053073428337,
                        "volatility": 0.05998769851458218
                    }
                },
                "ranking": 9.453014299800758,
                "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": 110,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-02-25T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-02-25T07:00:29.139055Z",
            "ended": "2024-02-25T07:13:11.072184Z",
            "start_waiting": "2024-02-25T07:00:29.025299Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
            "player_count": 11,
            "ranked": true
        },
        {
            "id": 78688,
            "name": "Another one...",
            "director": {
                "id": 1012312,
                "username": "charlie11",
                "country": "jp",
                "icon": "https://secure.gravatar.com/avatar/2dcdff4966c0103300ce0d6fbf4e22e8?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1161.564727199071,
                        "deviation": 67.2959124451604,
                        "volatility": 0.06009585569543345
                    }
                },
                "ranking": 18.38399410453256,
                "professional": false,
                "ui_class": ""
            },
            "description": "...please join🐵",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 9514,
                "name": "25k-10k (Double Digets Please)",
                "summary": "As long as your Double Digits or near Double Digits your welcome to join.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 57,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2021-08-16T19:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-08-16T19:00:13.466714Z",
            "ended": "2021-09-15T23:59:06.319042Z",
            "start_waiting": "2021-08-16T19:00:13.273403Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 12,
            "ranked": true
        }
    ]
}