GET /api/v1/tournaments?format=api&ordering=rules&page=28
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 57828,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=29",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=27",
    "results": [
        {
            "id": 45113,
            "name": "Ratio Cup Group B (Choose one group)",
            "director": {
                "id": 153455,
                "username": "El0m",
                "country": "gb",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/018b099d6b5f111ad780b468738dc998-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1295.7038814112566,
                        "deviation": 70.83331711939027,
                        "volatility": 0.0603648964543371
                    }
                },
                "ranking": 20.913967003155264,
                "professional": false,
                "ui_class": ""
            },
            "description": "Ratio Cup qualification",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 5,
            "time_control_parameters": {
                "period_time": 2,
                "main_time": 300,
                "system": "byoyomi",
                "pause_on_weekends": false,
                "time_control": "byoyomi",
                "periods": 300,
                "speed": "blitz"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 1398,
                "name": "Ratio",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-02-01T05:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2019-02-11T17:03:11.390364Z",
            "ended": "2019-02-11T17:46:53.986905Z",
            "start_waiting": "2019-02-11T17:03:08.963876Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 51610,
            "name": "September Michigan G.P. 13",
            "director": {
                "id": 467165,
                "username": "MummRa",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/68359dab5164ddcdffa8ad4ca0699079-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1327.410043111441,
                        "deviation": 66.76570184331871,
                        "volatility": 0.060025616328511104
                    }
                },
                "ranking": 21.473632662773085,
                "professional": false,
                "ui_class": ""
            },
            "description": "Monthly winners will be invited to yearly championship game.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 87840,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 129600,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 306,
                "name": "Michigan Go Players",
                "summary": "For Players from all over Michigan",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-09-11T06:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2019-09-16T18:24:34.453575Z",
            "ended": "2019-10-28T01:41:57.672207Z",
            "start_waiting": "2019-09-16T18:24:33.174710Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 127192,
            "name": "Tournoi 19x19 des BG",
            "director": {
                "id": 1693139,
                "username": "Yoyot",
                "country": "_Pirate",
                "icon": "https://secure.gravatar.com/avatar/2715eb90967f9e016e50ee88abca944a?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2838.293733757087,
                        "deviation": 97.428046443952,
                        "volatility": 0.06052454522417675
                    }
                },
                "ranking": 38,
                "professional": false,
                "ui_class": ""
            },
            "description": "Un petit tournoi 19x19.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 40,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 15104,
                "name": "Les BG",
                "summary": "Un petit groupe pour les BG qui jouent au go. Vous êtes un BG? Alors ne trahissez pas les peu de BG qu'il y a dans le monde et soyez à votre PRIME!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-04-07T14:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-04-07T14:00:14.178090Z",
            "ended": "2025-04-07T14:01:26.361340Z",
            "start_waiting": "2025-04-07T14:00:14.104630Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2
        },
        {
            "id": 108305,
            "name": "Lower School 13x13 October Tournament",
            "director": {
                "id": 204231,
                "username": "Duin",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/5aa764ab93c95913061ebff5402129d7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1221.9973797854047,
                        "deviation": 66.45345803291343,
                        "volatility": 0.060052322352693525
                    }
                },
                "ranking": 19.558132417464268,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Open to all Lower School go players. Just for fun.",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": 0,
            "rules": "aga",
            "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": 12962,
                "name": "Abingdon School",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 28,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b749fdd8e51e6aad42c5bed1302a597e-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-10-18T12:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-10-18T12:00:35.934337Z",
            "ended": "2023-10-21T12:02:06.304598Z",
            "start_waiting": "2023-10-18T12:00:35.841867Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/b749fdd8e51e6aad42c5bed1302a597e-15.png",
            "player_count": 2
        },
        {
            "id": 2797,
            "name": "Tet's 19x19 DDK tournament",
            "director": {
                "id": 47299,
                "username": "Tethys",
                "country": "gb",
                "icon": "https://secure.gravatar.com/avatar/9481f463fff8d092470a3fa7c0e256f6?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1246.9928500299006,
                        "deviation": 65.35051861890925,
                        "volatility": 0.05986030466226058
                    }
                },
                "ranking": 20.026878627103546,
                "professional": false,
                "ui_class": ""
            },
            "description": "Like it says, with a bit of flexibility at each end.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "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": 380,
                "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": 7,
            "max_ranking": 22,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2014-02-14T22:38:02.908094Z",
            "ended": "2014-08-25T20:08:14.221842Z",
            "start_waiting": "2014-02-14T22:38:02.503247Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 0
        },
        {
            "id": 64083,
            "name": "Come!",
            "director": {
                "id": 217422,
                "username": "AndThenUPray4Me",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bcde22f370cd6cad033e84daecebc372-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.3264361091012,
                        "deviation": 65.18532192882296,
                        "volatility": 0.06019934407434497
                    }
                },
                "ranking": 22.612190162902362,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fun single elimination tourney.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 172800,
            "time_control_parameters": {
                "system": "simple",
                "time_control": "simple",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "per_move": 172800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 476,
                "name": "Zbiegłe kurczaki",
                "summary": "Group for players from Kurnik / PlayOK",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 56,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/daca8770a5adf92b79ec6207d56ba4a2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-08-09T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-08-09T21:00:37.538729Z",
            "ended": "2020-10-09T07:37:36.312842Z",
            "start_waiting": "2020-08-09T21:00:37.224203Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/daca8770a5adf92b79ec6207d56ba4a2-15.png",
            "player_count": 5
        },
        {
            "id": 82039,
            "name": "Tournament 1",
            "director": {
                "id": 835368,
                "username": "ScienceMarc",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e211153cc39b72cbd32da568314c92ad-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1123.5383491408475,
                        "deviation": 86.66176896958628,
                        "volatility": 0.060018780462853104
                    }
                },
                "ranking": 17.613445122335676,
                "professional": false,
                "ui_class": ""
            },
            "description": "first tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 30,
                "initial_time": 120,
                "max_time": 300
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8935,
                "name": "BISH Go Club",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-11-02T21:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-11-02T20:52:19.048432Z",
            "ended": "2021-11-02T21:26:18.571249Z",
            "start_waiting": "2021-11-02T20:52:18.851304Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 7
        },
        {
            "id": 41954,
            "name": "New Years day 2k19 Go",
            "director": {
                "id": 503127,
                "username": "zombiewarrior88",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/fb4e72418e490f4e6579d86b747db6f1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1214.311434818523,
                        "deviation": 86.67575938156371,
                        "volatility": 0.06001172103733663
                    }
                },
                "ranking": 19.412067012948505,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to the New Years Day Go. I'm your host, zombiewarrior88. This tournament is for rookies and pros both young and old. Keep it friendly and, more importantly, have fun. Enjoy. :)",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "aga",
            "time_per_move": 10,
            "time_control_parameters": {
                "time_control": "simple",
                "speed": "live",
                "system": "simple",
                "pause_on_weekends": false,
                "per_move": 10
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2940,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2019-01-02T01:00:00Z",
            "players_start": 1,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2019-01-02T01:00:33.466900Z",
            "ended": "2019-01-02T01:17:12.478907Z",
            "start_waiting": "2019-01-02T01:00:32.196220Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 24
        },
        {
            "id": 67662,
            "name": "1st Go GryphONs Tournament",
            "director": {
                "id": 666747,
                "username": "JamieT",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/0c91c820a39f2b21ef13babc3532fa8a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1507.300336819689,
                        "deviation": 65.33806251114896,
                        "volatility": 0.05989566544152926
                    }
                },
                "ranking": 24.415777427329825,
                "professional": false,
                "ui_class": ""
            },
            "description": "Welcome to the first tournament of Ann Arbor's first school Go Club! Wish you luck and lots of fun!\n\nPrize: bragging rights",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "aga",
            "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": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6878,
                "name": "GH Go Club",
                "summary": "Welcome to the GH Go Club! \n\nCheck out our complete guide to the game at https://docs.google.com/document/d/1oUztveF3B-u6Vq_2YtkPusHVzhzn4LOJB6ug9GdGjjs/edit.",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 20,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a59f80a1dd78e8c1307e14cc627732db-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-14T21:05:00Z",
            "players_start": 3,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-11-14T21:05:40.058199Z",
            "ended": "2020-11-14T22:04:44.838894Z",
            "start_waiting": "2020-11-14T21:05:39.890859Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/a59f80a1dd78e8c1307e14cc627732db-15.png",
            "player_count": 4
        },
        {
            "id": 69250,
            "name": "Good 😌",
            "director": {
                "id": 841903,
                "username": "Clayton 2012",
                "country": "hk",
                "icon": "https://secure.gravatar.com/avatar/acf053bd9afd8eb70f1ce036e1cd7197?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 855.9249966897519,
                        "deviation": 65.68853498360008,
                        "volatility": 0.06007288177782305
                    }
                },
                "ranking": 11.315360920851413,
                "professional": false,
                "ui_class": ""
            },
            "description": "Have a good game",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "aga",
            "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": 3852,
                "name": "Hong Kong ",
                "summary": "First priority : HK people join plz                                                                     \nThis group welcomes everyone, but only if you don't be rude.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 146,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cb4f2676677eaafca853a69c876d0443-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-12-22T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "slide",
            "min_ranking": 5,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-12-22T12:46:17.864516Z",
            "ended": "2020-12-26T13:48:43.586661Z",
            "start_waiting": "2020-12-22T12:46:17.747464Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cb4f2676677eaafca853a69c876d0443-15.png",
            "player_count": 3
        }
    ]
}