List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=name&page=4993
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60062,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=name&page=4994",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=name&page=4992",
    "results": [
        {
            "id": 1183,
            "name": "One-digit kyu welcome!",
            "director": {
                "id": 31986,
                "username": "petersmol",
                "country": "es",
                "icon": "https://user-uploads.online-go.com/bc6325e1e47410a90f7ffe06be2e34dd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1794.7960320714246,
                        "deviation": 66.14574434317122,
                        "volatility": 0.06004812052333528
                    }
                },
                "ranking": 28.457100476581548,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 86400,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 20,
            "max_ranking": 30,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2010-06-21T23:08:15Z",
            "ended": "2010-06-21T21:08:15Z",
            "start_waiting": null,
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0,
            "ranked": true
        },
        {
            "id": 26375,
            "name": "OneColorGo 1st Round Robin Tournament",
            "director": {
                "id": 336196,
                "username": "kickaha",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/823c5fca3fab25405c66070b7869fc02-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1820.0286982104328,
                        "deviation": 61.05381351620266,
                        "volatility": 0.05991180284382914
                    }
                },
                "ranking": 28.780294961695336,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "A live Tournament with 10min initial time and 5x2min byoyomi. Participants dont have to play their games immediately and are allowed to pause them, but are expected to arrange a time for their game and play it in the near future (next month or so).\nHave fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 126,
            "time_control_parameters": {
                "period_time": 120,
                "main_time": 600,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 5,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1534,
                "name": "OneColorGo-Group",
                "summary": "You are all welcome! :D",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 48,
                "icon": "https://user-uploads.online-go.com/932ea2aa1a94da488c92133f7f268199-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-04-22T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2017-04-22T17:01:14.551642Z",
            "ended": "2017-08-03T10:35:03.676599Z",
            "start_waiting": "2017-04-22T17:01:08.994933Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/932ea2aa1a94da488c92133f7f268199-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 1388,
            "name": "Onihime's mini-tournament",
            "director": {
                "id": 29128,
                "username": "Onihime",
                "country": "no",
                "icon": "https://secure.gravatar.com/avatar/70ec350fe1179534673fea0a7f1be617?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1700.5694370092763,
                        "deviation": 63.33198106810645,
                        "volatility": 0.06002131642142316
                    }
                },
                "ranking": 27.20866203531709,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 172800,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 432000,
                "max_time": 864000,
                "time_increment": 172800
            },
            "is_open": false,
            "exclude_provisional": false,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 385,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": null,
            "players_start": null,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 21,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2011-05-15T15:47:41Z",
            "ended": "2011-05-15T13:47:41Z",
            "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,
            "ranked": true
        },
        {
            "id": 65445,
            "name": "Onion Garlic Soup",
            "director": {
                "id": 760687,
                "username": "HHG",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1358.7847135068978,
                        "deviation": 64.1188301435753,
                        "volatility": 0.0601574746002211
                    }
                },
                "ranking": 22.014439802187283,
                "professional": false,
                "ui_class": ""
            },
            "description": "Anybody like Onions? How about Garlic? Maybe you like soup? If so, this is the perfect place for you! This group is (obviously) all about Onion Garlic Soup!",
            "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": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1788,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-09-21T14:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-21T14:00:07.534352Z",
            "ended": "2021-04-29T13:27:40.650463Z",
            "start_waiting": "2020-09-21T14:00:06.440117Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 23,
            "ranked": true
        },
        {
            "id": 64698,
            "name": "Online Go Com",
            "director": {
                "id": 735410,
                "username": "李張樂2",
                "country": "_Olimpic_Movement",
                "icon": "https://secure.gravatar.com/avatar/61444cd048a565c5661d6377c5995062?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1321.77899767645,
                        "deviation": 64.49638859637703,
                        "volatility": 0.06001589873489322
                    }
                },
                "ranking": 21.37521847176111,
                "professional": false,
                "ui_class": ""
            },
            "description": "no pro",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3,
                "name": "OGS",
                "summary": "An open group for folks' who like OGS!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 1788,
                "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-09-25T08:00:00Z",
            "players_start": 1,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-25T08:00:04.720927Z",
            "ended": "2022-01-15T06:34:08.426621Z",
            "start_waiting": "2020-09-25T08:00:02.602828Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png",
            "player_count": 37,
            "ranked": true
        },
        {
            "id": 64539,
            "name": "Online Session",
            "director": {
                "id": 740650,
                "username": "NTU_A2_Yinjie",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/32673ba532ce8cb16892bcf703e9a202?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1586.8680548340928,
                        "deviation": 98.41982628042037,
                        "volatility": 0.05999967441874643
                    }
                },
                "ranking": 25.606662101205064,
                "professional": false,
                "ui_class": ""
            },
            "description": "Online session1",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4597,
                "name": "NTU Weiqi",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2020-08-21T11:15:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-21T11:42:56.900256Z",
            "ended": "2020-08-21T13:26:39.606807Z",
            "start_waiting": "2020-08-21T11:42:56.585329Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 92567,
            "name": "Online Weiqi, Shanghai Summer School 2022",
            "director": {
                "id": 1058430,
                "username": "20058",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/6e0005385f4f5085639a25483dd6adfe-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1975.3292772258706,
                        "deviation": 61.21047250138798,
                        "volatility": 0.05991876302669024
                    }
                },
                "ranking": 30.6758826588614,
                "professional": false,
                "ui_class": ""
            },
            "description": "Online Weiqi Promotion Project,Shanghai Summer School 2022 will be regularly held by Shanghai Gench. All the members of the group(participants) are free to join the tournament and win the prize money.",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11864,
                "name": "Weiqi Project, Shanghai Summer School",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 79,
                "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-08-25T11:00:00Z",
            "players_start": 24,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-08-25T21:44:29.290430Z",
            "ended": "2023-01-30T05:48:02.401592Z",
            "start_waiting": "2022-08-25T21:44:29.192921Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-15.png",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 65062,
            "name": "Online games",
            "director": {
                "id": 740650,
                "username": "NTU_A2_Yinjie",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/32673ba532ce8cb16892bcf703e9a202?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1586.8680548340928,
                        "deviation": 98.41982628042037,
                        "volatility": 0.05999967441874643
                    }
                },
                "ranking": 25.606662101205064,
                "professional": false,
                "ui_class": ""
            },
            "description": "online games",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4597,
                "name": "NTU Weiqi",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-09-04T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-09-04T11:00:20.771012Z",
            "ended": "2020-09-04T11:36:13.419996Z",
            "start_waiting": "2020-09-04T11:00:20.528176Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 64801,
            "name": "Online session wk3",
            "director": {
                "id": 740650,
                "username": "NTU_A2_Yinjie",
                "country": "cn",
                "icon": "https://secure.gravatar.com/avatar/32673ba532ce8cb16892bcf703e9a202?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1586.8680548340928,
                        "deviation": 98.41982628042037,
                        "volatility": 0.05999967441874643
                    }
                },
                "ranking": 25.606662101205064,
                "professional": false,
                "ui_class": ""
            },
            "description": "Online session wk3",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 40,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 900,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4597,
                "name": "NTU Weiqi",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 37,
                "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-28T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-28T11:00:54.644693Z",
            "ended": "2020-08-28T12:36:41.025548Z",
            "start_waiting": "2020-08-28T11:00:54.496064Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/35cd4a5df990f4963212563cefcde97b-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 108716,
            "name": "Online-go Tournament #001(K&D)",
            "director": {
                "id": 1418879,
                "username": "花岗岩001",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/e341cdaefebdd2b6277a9cf21b3f8df6-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1560.3693646684262,
                        "deviation": 167.2191411990621,
                        "volatility": 0.06000684735980321
                    }
                },
                "ranking": 25.21682231980875,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "It is for everyone. It will be started as soon as 8 players will join it.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 607848,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 86400,
                "period_time": 604800,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 10842,
                "name": "9x9 Leagues",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 90,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-10-26T11:55:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-10-23T22:17:08.994835Z",
            "ended": "2024-06-04T21:18:29.769016Z",
            "start_waiting": "2023-10-23T22:17:08.855712Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}