GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=839
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58055,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=840",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=838",
    "results": [
        {
            "id": 111268,
            "name": "Treino inicial",
            "director": {
                "id": 1491343,
                "username": "gonzaloferreyra2013",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b47a091f13f9da15007ca82ef1e8c00b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 523.126426475972,
                        "deviation": 62.86879274122821,
                        "volatility": 0.06000836451553333
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Treino para os novos",
            "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": 13922,
                "name": "GO_NA",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 1,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2024-01-02T23:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": null,
            "ended": null,
            "start_waiting": null,
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0
        },
        {
            "id": 46045,
            "name": "Aung.S Go chalenge",
            "director": {
                "id": 523333,
                "username": "Aung.S",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/a83766a934164b7df4c3c0bdacd601fb?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1257.5447698118987,
                        "deviation": 68.2623649484184,
                        "volatility": 0.05999789217213224
                    }
                },
                "ranking": 20.221947278794143,
                "professional": false,
                "ui_class": ""
            },
            "description": "19*19 board",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 300,
                "max_time": 300,
                "time_increment": 30,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 28,
                "name": "Teaching League",
                "summary": "The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 4413,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-02-28T01:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-03-02T22:10:56.639600Z",
            "ended": "2019-03-02T22:20:57.844174Z",
            "start_waiting": "2019-03-02T22:10:56.381532Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png",
            "player_count": 4
        },
        {
            "id": 44421,
            "name": "საშობაო ტურნირი",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f776102223e8d2cd0c3eeab1eea726ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2188.217274395995,
                        "deviation": 97.40479902700517,
                        "volatility": 0.06013689069472163
                    }
                },
                "ranking": 33.04533320130458,
                "professional": false,
                "ui_class": ""
            },
            "description": "ორ წაგებაზე გავარდნა",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 60,
            "time_control_parameters": {
                "period_time": 60,
                "main_time": 60,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 692,
                "name": "Georgia - საქართველოს გოს ფედერაცია",
                "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 258,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-07T18:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-01-07T18:00:39.636243Z",
            "ended": "2019-01-07T18:37:27.403013Z",
            "start_waiting": "2019-01-07T18:00:39.176019Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 3
        },
        {
            "id": 55550,
            "name": "THE FIRST WINTER KIDS TOURNAMENT",
            "director": {
                "id": 705042,
                "username": "Bruh da pro",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/403e4e5fd5507da52e43106d356a7bee?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 794.6713911524618,
                        "deviation": 72.80545428001221,
                        "volatility": 0.05999507320711897
                    }
                },
                "ranking": 9.596379272773099,
                "professional": false,
                "ui_class": ""
            },
            "description": "This tournament is meant for kids but all can join.",
            "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": 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": 17491,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-01-11T02:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-01-12T06:10:32.987586Z",
            "ended": "2020-04-23T19:54:07.911120Z",
            "start_waiting": "2020-01-12T06:10:32.629932Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 4
        },
        {
            "id": 122289,
            "name": "Let’s GOAT! 19x19",
            "director": {
                "id": 800869,
                "username": "Daxyz",
                "country": "_Pirate",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/c935f4d369813710974a80f64408ca4d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1183.7965899633937,
                        "deviation": 63.06635591906397,
                        "volatility": 0.06040940992520094
                    }
                },
                "ranking": 18.822888559604344,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19\nFun\n0 handicap \nRègle japonaise \nTous les niveaux",
            "schedule": null,
            "title": null,
            "tournament_type": "s_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": false,
            "group": {
                "id": 12930,
                "name": "Let's GOAT!",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 79,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-12-01T11:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-12-01T11:00:31.624478Z",
            "ended": "2025-07-31T13:25:01.869091Z",
            "start_waiting": "2024-12-01T11:00:30.560452Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a0c7ab7dee39303c7ca4faa23f7fc7c5-15.png",
            "player_count": 22
        },
        {
            "id": 107763,
            "name": "Long tournament",
            "director": {
                "id": 1431400,
                "username": "MrBaum",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/d99cf0be660e9067bff53c3ba31172f7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1160.6285210130793,
                        "deviation": 274.3493665681118,
                        "volatility": 0.060001838432295576
                    }
                },
                "ranking": 18.36532797982773,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Play weird openings",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 2504533,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "main_time": 2419200,
                "period_time": 2419200,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13133,
                "name": "The Opening Outcasts",
                "summary": "We play weird and wonderful openings, and actually win!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 29,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-23T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-22T19:51:48.559176Z",
            "ended": "2025-08-07T11:41:29.168658Z",
            "start_waiting": "2024-06-22T19:51:48.473280Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 75745,
            "name": "Happy go testing",
            "director": {
                "id": 909840,
                "username": "Hapapaya",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e0b41229bd9325d80c1b3b85700f128c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1673.10908647169,
                        "deviation": 62.156059131346794,
                        "volatility": 0.06005106213193024
                    }
                },
                "ranking": 26.83179082472548,
                "professional": false,
                "ui_class": ""
            },
            "description": "Happy go testing",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "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": 9286,
                "name": "Happy GO Academy",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 52,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6cca37d3fe9d8294ffa9521edb4f96ef-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-05-30T13:20:00Z",
            "players_start": 2,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-05-30T13:20:03.556386Z",
            "ended": "2021-05-31T12:43:32.789140Z",
            "start_waiting": "2021-05-30T13:20:03.460917Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/6cca37d3fe9d8294ffa9521edb4f96ef-15.png",
            "player_count": 3
        },
        {
            "id": 128146,
            "name": "Handicap Arena 2025 - 033",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1153.7000530177233,
                        "deviation": 63.782748064892495,
                        "volatility": 0.060073947778594525
                    }
                },
                "ranking": 18.226718004505493,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 92,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-05-09T10:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-05-08T19:48:32.778834Z",
            "ended": null,
            "start_waiting": "2025-05-08T19:48:32.178222Z",
            "board_size": 19,
            "active_round": 1,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 10
        },
        {
            "id": 67538,
            "name": "very fast Correspondence 9x9  #2",
            "director": {
                "id": 709533,
                "username": "mazuja",
                "country": "ch",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7d1f840f0659c49edbea7fe5399799f7-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1951.349418105063,
                        "deviation": 67.83598169910748,
                        "volatility": 0.06078818714648601
                    }
                },
                "ranking": 30.393129379062735,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "This is a fast 9x9 correspondence tournament, you need to play around 4 times a day not to time out.\n\nPlease, do not delay your games using the vacation or the pause feature.\n\nenjoy & have fun … cheers",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 18960,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 18000,
                "initial_time": 86400,
                "max_time": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 795,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-19T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 20,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-11-19T17:00:37.674349Z",
            "ended": "2020-11-27T05:46:02.786498Z",
            "start_waiting": "2020-11-19T17:00:36.227148Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 7
        },
        {
            "id": 102014,
            "name": "Torneo de las 23",
            "director": {
                "id": 746065,
                "username": "Elnefo11",
                "country": "co",
                "icon": "https://secure.gravatar.com/avatar/1815dd1847a342bb3cf440bad4d14a91?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1138.825878978731,
                        "deviation": 64.91284272867738,
                        "volatility": 0.06000552542745924
                    }
                },
                "ranking": 17.926314021268468,
                "professional": false,
                "ui_class": ""
            },
            "description": "Torneo 13x13",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 30,
                "periods": 2
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4802,
                "name": "shibumi...",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 16,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36aabf9977d858365e1702efb7172f85-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-04-09T04:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-04-09T04:00:35.575952Z",
            "ended": "2023-04-09T04:56:49.510235Z",
            "start_waiting": "2023-04-09T04:00:35.489262Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/36aabf9977d858365e1702efb7172f85-15.png",
            "player_count": 7
        }
    ]
}