List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=130
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 59517,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=131",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=129",
    "results": [
        {
            "id": 36657,
            "name": "04/24/2018",
            "director": {
                "id": 21742,
                "username": "დათო",
                "country": "ge",
                "icon": "https://user-uploads.online-go.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": "04/24/2018",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 41,
            "time_control_parameters": {
                "period_time": 40,
                "main_time": 120,
                "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": 262,
                "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2018-04-24T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2018-04-24T18:01:09.138090Z",
            "ended": "2018-04-24T18:28:43.064625Z",
            "start_waiting": "2018-04-24T18:01:08.430582Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 83465,
            "name": "PREESCOLAR",
            "director": {
                "id": 88120,
                "username": "satoshi84",
                "country": "mx",
                "icon": "https://user-uploads.online-go.com/6a6404f3dd53bce3fc1e4a88fb357e2e-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1136.7959829193692,
                        "deviation": 78.40429708623937,
                        "volatility": 0.06016044531576248
                    }
                },
                "ranking": 17.885013568829635,
                "professional": false,
                "ui_class": ""
            },
            "description": "PREESCOLAR",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 300,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 4841,
                "name": "PIPIOLO GO 2022🏆",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 215,
                "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-12-08T16:41:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2021-12-08T16:41:48.443544Z",
            "ended": "2021-12-08T17:10:53.200137Z",
            "start_waiting": "2021-12-08T16:41:48.353618Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/53d0a90037da78f2a39241da6e40dc96-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 122807,
            "name": "9X9 Christmas is here today 🎄",
            "director": {
                "id": 1650656,
                "username": "zhang_yuejia",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4c1539a8eb2f60994a000864a4c9dd57?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 331.7687458408725,
                        "deviation": 92.23508432560222,
                        "volatility": 0.060024240896572205
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "Christmas Day is coming soon, why not celebrate it with this wonderful 9X9 tournament.Ho Ho Ho 🎅.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 10,
                "periods": 3
            },
            "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": 17825,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-12-25T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2024-12-24T07:17:45.306427Z",
            "ended": "2024-12-24T07:22:29.730136Z",
            "start_waiting": "2024-12-24T07:17:45.262314Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 20036,
            "name": "SUSTC00",
            "director": {
                "id": 354016,
                "username": "shaoch16",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/45aed4c2ca71da7308959954659e69d1-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1662.3108939062977,
                        "deviation": 290.31896371798047,
                        "volatility": 0.05999967537233814
                    }
                },
                "ranking": 26.681897238489267,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "SUSTC00SUSTC00",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 0,
            "time_control_parameters": {
                "time_control": "none"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1247,
                "name": "SUSTC-统计机器学习-预赛",
                "summary": "SUSTC",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 12,
                "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2016-08-22T03:16:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-08-22T03:15:17.740463Z",
            "ended": "2016-09-13T06:32:25.869356Z",
            "start_waiting": "2016-08-22T03:15:07.309276Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 66817,
            "name": "hot cocoa :)",
            "director": {
                "id": 769861,
                "username": "rainncat",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 975.0308630931373,
                        "deviation": 65.62894696966373,
                        "volatility": 0.060026784983209604
                    }
                },
                "ranking": 14.331490463627786,
                "professional": false,
                "ui_class": ""
            },
            "description": "have fun!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 262080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 259200,
                "initial_time": 259200,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 6414,
                "name": "Hot Cocoa",
                "summary": "\n",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 13,
                "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-25T20:00:00Z",
            "players_start": 5,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 10,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-10-25T20:00:58.275328Z",
            "ended": "2021-03-31T17:26:39.316474Z",
            "start_waiting": "2020-10-25T20:00:57.713623Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/660a7a6eaa2b62267cc2569e946eb3cf-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 9931,
            "name": "Brooklyn Bridge 13x13 August 2015",
            "director": {
                "id": 66704,
                "username": "mita va",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 728.0598302647272,
                        "deviation": 64.6862055670827,
                        "volatility": 0.05912525405318327
                    }
                },
                "ranking": 7.569701978125233,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "poih ftz",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 26,
            "time_control_parameters": {
                "time_control": "byoyomi",
                "period_time": 25,
                "main_time": 120,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2,
                "name": "NYC",
                "summary": "Brooklyn!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 35,
                "icon": "https://user-uploads.online-go.com/dd763a712f8b6c27819575432dd0aa0f-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2015-08-16T16:59:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 12,
            "max_ranking": 20,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2015-08-16T16:59:27.972601Z",
            "ended": "2015-08-16T17:18:28.455714Z",
            "start_waiting": "2015-08-16T16:59:27.825005Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/dd763a712f8b6c27819575432dd0aa0f-15.png",
            "player_count": 4,
            "ranked": true
        },
        {
            "id": 67315,
            "name": "🎅 Santa Claus Tournament 🎅",
            "director": {
                "id": 126739,
                "username": "🐬Sofiam🐬",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1012.0554496406809,
                        "deviation": 84.91308607572303,
                        "volatility": 0.076882078105041
                    }
                },
                "ranking": 15.194279748149173,
                "professional": false,
                "ui_class": ""
            },
            "description": "Merry Christmas!",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6630,
                "name": "Go friends 🐬",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 360,
                "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-24T23:01:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-24T23:01:55.523723Z",
            "ended": "2021-09-24T13:36:31.468498Z",
            "start_waiting": "2020-12-24T23:01:54.650195Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png",
            "player_count": 38,
            "ranked": true
        },
        {
            "id": 109307,
            "name": "13x13 Open D.E. Cup #26",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1447.378161339932,
                        "deviation": 69.223304339935,
                        "volatility": 0.060168667979328495
                    }
                },
                "ranking": 23.47666436085001,
                "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": 90782,
            "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": 66,
                "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-11-12T21:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-11-13T14:51:16.755751Z",
            "ended": "2024-08-24T10:06:23.030019Z",
            "start_waiting": "2023-11-13T14:51:16.637423Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 37930,
            "name": "Gillette Mach 3",
            "director": {
                "id": 522816,
                "username": "RufusGoldstreiff",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/4ff1a2b835bdb6c41c4679349208dc90?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1153.4641900213853,
                        "deviation": 64.81230610804766,
                        "volatility": 0.06007891407607496
                    }
                },
                "ranking": 18.221984723465166,
                "professional": false,
                "ui_class": ""
            },
            "description": "Türnürürchen",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 180,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 180
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 2321,
                "name": "Schulis Beginner Tournaments",
                "summary": "A group of brothers playing each other, but hosting public tournaments as well. Beginner level!",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 15,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2018-06-06T19:30:00Z",
            "players_start": 3,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2018-06-06T19:30:03.969043Z",
            "ended": "2018-06-06T20:03:38.233326Z",
            "start_waiting": "2018-06-06T19:30:03.806362Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 82019,
            "name": "ทดสอบแข่งเกมเร็ว",
            "director": {
                "id": 779033,
                "username": "T.Boss Chanatip",
                "country": "th",
                "icon": "https://user-uploads.online-go.com/b48d7002f7cfe5a5b7dbf304aa99b403-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2035.3577057312855,
                        "deviation": 73.07838554282719,
                        "volatility": 0.06006497874786784
                    }
                },
                "ranking": 31.368912011527872,
                "professional": false,
                "ui_class": ""
            },
            "description": "ทดสอบ",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 20,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 30,
                "period_time": 20,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 9318,
                "name": "Piyachat ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 222,
                "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-11-02T06:59:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-02T06:59:52.754205Z",
            "ended": "2021-11-02T07:08:14.180894Z",
            "start_waiting": "2021-11-02T06:59:52.673733Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-15.png",
            "player_count": 4,
            "ranked": true
        }
    ]
}