List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-min_ranking&page=720
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59416,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-min_ranking&page=721",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-min_ranking&page=719",
    "results": [
        {
            "id": 124636,
            "name": "Monday Morning 19x19 #53",
            "director": {
                "id": 1246361,
                "username": "katonal_edu",
                "country": "hu",
                "icon": "https://user-uploads.online-go.com/fd87b19ee0fd28a43416a872362f254b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1482.4218691165722,
                        "deviation": 66.99404105360328,
                        "volatility": 0.06001699194390396
                    }
                },
                "ranking": 24.030490914607018,
                "professional": false,
                "ui_class": ""
            },
            "description": "To have a good start of the week you need to join this 19x19 #53 tournament. But before doing so, please consider that it would be nice to have at least one move per day. Furthermore, conditional moves are not allowed. Thanks in advance for participating. Have fun! Enjoy it!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 87768,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 172800,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12889,
                "name": "Monday Morning",
                "summary": "Welcome to Monday Morning group\n\nIf you feel that Mondays are mentally difficult for you, just join us and start your week with special things like playing go.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 47,
                "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-03-03T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 27,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-03-03T09:00:14.727795Z",
            "ended": "2026-01-21T17:21:59.585787Z",
            "start_waiting": "2025-03-03T09:00:14.612948Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2bdb6183a5c2ea5f43301eda9ab4f643-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 68709,
            "name": "Is anyone here?",
            "director": {
                "id": 854377,
                "username": "P6A26",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/4447322d8f12cad083f062e5b9c11bab-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1097.431394508065,
                        "deviation": 65.22875293950527,
                        "volatility": 0.059992788967371175
                    }
                },
                "ranking": 17.069174908671343,
                "professional": false,
                "ui_class": ""
            },
            "description": "Is anyone here?",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 631680,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 604800,
                "initial_time": 2419200,
                "max_time": 2419200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7559,
                "name": "Yeah ogs",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 6,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-08T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-11T03:08:22.166533Z",
            "ended": "2021-02-05T16:33:58.312038Z",
            "start_waiting": "2020-12-11T03:08:21.944123Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 61293,
            "name": "Fiona",
            "director": {
                "id": 362737,
                "username": "seranhelo",
                "country": "co",
                "icon": "https://user-uploads.online-go.com/c6280536610b91d50418b68e10fc8081-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1315.4110560105903,
                        "deviation": 60.784797360228325,
                        "volatility": 0.05977725254366489
                    }
                },
                "ranking": 21.26341906930818,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneo organizado por mi gata, quien ama ver cΓ³mo los humanos intentan aniquilarse entre ellos.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 6720,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 283,
                "name": "Colombia",
                "summary": "Bienvenidos",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 149,
                "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-06-20T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 18,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-06-20T03:00:08.157887Z",
            "ended": "2020-09-03T22:46:22.360457Z",
            "start_waiting": "2020-06-20T03:00:07.382666Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5c768a9d37fc5696b6c304993a77b774-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 37064,
            "name": "Metal Monkey Summer 2018",
            "director": {
                "id": 531817,
                "username": "Dimmook",
                "country": "001",
                "icon": "https://user-uploads.online-go.com/4abb18ded69f9ce10f3fd2c216023a6e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1385.8093298626732,
                        "deviation": 103.07930445931714,
                        "volatility": 0.0600042730582976
                    }
                },
                "ranking": 22.47034699908022,
                "professional": false,
                "ui_class": ""
            },
            "description": "MMT Summer 2018 tournament. This competition is open for all OGS players. You don't need to join our group.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 131040,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": true,
                "time_control": "fischer",
                "initial_time": 129600,
                "max_time": 432000,
                "time_increment": 129600,
                "speed": "correspondence"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2477,
                "name": "Metal Monkey Temple",
                "summary": "Sharing experience is our main goal.",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/23da3f4f0de7781af644302409de351b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-06-01T09:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2018-06-01T09:00:33.099115Z",
            "ended": "2020-01-03T15:12:22.140164Z",
            "start_waiting": "2018-06-01T09:00:32.396742Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/23da3f4f0de7781af644302409de351b-15.png",
            "player_count": 14,
            "ranked": true
        },
        {
            "id": 89423,
            "name": "Blitz 9x9",
            "director": {
                "id": 599102,
                "username": "πŸ¬βš”οΈπŸ¬ 🍩πŸ₯‚πŸ•―️🌱",
                "country": "bs",
                "icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1646.7114093252521,
                        "deviation": 65.53236576357357,
                        "volatility": 0.06020281826982568
                    }
                },
                "ranking": 26.463626879317594,
                "professional": false,
                "ui_class": ""
            },
            "description": "Anyone is welcome, happy blitzing.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10635,
                "name": "Blitz ⚑",
                "summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-02T01:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-02T01:00:20.775443Z",
            "ended": "2022-05-02T01:08:39.364972Z",
            "start_waiting": "2022-05-02T01:00:20.695971Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 70188,
            "name": "1月16ζ—₯ 上午 B班",
            "director": {
                "id": 818416,
                "username": "ε‚³η’ε­Έεœ’",
                "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": "1月16ζ—₯ 上午 B班",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 10,
                "periods": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6399,
                "name": "傳璁 B班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 53,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-16T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-01-16T04:58:30.738902Z",
            "ended": "2021-01-16T05:45:34.964668Z",
            "start_waiting": "2021-01-16T04:58:30.627585Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 93258,
            "name": "big 9x9 2025",
            "director": {
                "id": 988149,
                "username": "Oshi sensei",
                "country": "fr",
                "icon": "https://user-uploads.online-go.com/d9d830292c84d1a7c27f73d63f39bb95-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1183.5121576947959,
                        "deviation": 66.8509709536524,
                        "volatility": 0.06050254756791364
                    }
                },
                "ranking": 18.817325612180408,
                "professional": false,
                "ui_class": ""
            },
            "description": "Who is the best 9 x 9 player 2025?\nPlay to find out!!!!!!!!!!!!!!!!!!πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†2023πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†πŸ†\nThank you to all participants!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 262080,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 259200,
                "periods": 1
            },
            "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": 17909,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-01-01T10:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-01-01T10:00:36.912044Z",
            "ended": "2026-04-18T23:00:32.463326Z",
            "start_waiting": "2025-01-01T10:00:35.530189Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 31,
            "ranked": true
        },
        {
            "id": 131411,
            "name": "HAPPY GO #116 Double Elimination",
            "director": {
                "id": 1220803,
                "username": "nobhaete",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1881.7451606521095,
                        "deviation": 70.36326302169147,
                        "volatility": 0.059833569437341395
                    }
                },
                "ranking": 29.55228620656377,
                "professional": false,
                "ui_class": ""
            },
            "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 43884,
            "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": 12619,
                "name": "Happy Go!!!",
                "summary": "Feel free to join and create tournaments!\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-08-17T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 34,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-17T04:00:33.984628Z",
            "ended": "2025-09-30T06:27:32.135200Z",
            "start_waiting": "2025-08-17T04:00:33.901421Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 129022,
            "name": "19x19 Open D.E. Cup #118",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1344.1589287195943,
                        "deviation": 66.80201481521684,
                        "volatility": 0.06020475118942387
                    }
                },
                "ranking": 21.7639053721297,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "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": false,
            "group": {
                "id": 12599,
                "name": "GO Special Tournaments",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 70,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-06-08T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-06-05T10:17:31.989860Z",
            "ended": "2026-01-26T23:50:54.567188Z",
            "start_waiting": "2025-06-05T10:17:31.882321Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 89553,
            "name": "Blitz 9x9",
            "director": {
                "id": 599102,
                "username": "πŸ¬βš”οΈπŸ¬ 🍩πŸ₯‚πŸ•―️🌱",
                "country": "bs",
                "icon": "https://user-uploads.online-go.com/9f1b3b5e4e9ea8e9cad3ce3456addaf5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1646.7114093252521,
                        "deviation": 65.53236576357357,
                        "volatility": 0.06020281826982568
                    }
                },
                "ranking": 26.463626879317594,
                "professional": false,
                "ui_class": ""
            },
            "description": "Anyone is welcome, happy blitzing!",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 10,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10635,
                "name": "Blitz ⚑",
                "summary": "Welcome,\n\nBlitz style tourneys, please join if you like speedy Go!\n\n\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 20,
                "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-05-05T02:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-05-05T02:00:25.709930Z",
            "ended": "2022-05-05T02:02:01.493388Z",
            "start_waiting": "2022-05-05T02:00:25.660670Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/beada510a6d27c2fd6dbd356f2a0e5e1-15.png",
            "player_count": 2,
            "ranked": true
        }
    ]
}