GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4862
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58061,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4863",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=4861",
    "results": [
        {
            "id": 67443,
            "name": "Serene Go 13x13 2020-11-07",
            "director": {
                "id": 309835,
                "username": "Feijoa",
                "country": "xx",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/933c836f564b271ba762aff02e654cf3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1250.446091870019,
                        "deviation": 66.96612985598317,
                        "volatility": 0.06011626599111123
                    }
                },
                "ranking": 20.090898289970863,
                "professional": false,
                "ui_class": "supporter moderator"
            },
            "description": "Our first tournament. Time set so that nobody should time out, but players are encouraged to find time to play together as a casual live game.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "aga",
            "time_per_move": 611520,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 604800,
                "initial_time": 604800,
                "max_time": 1209600
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 6635,
                "name": "Serene Go",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-07T20:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-11-07T17:46:19.740829Z",
            "ended": "2021-01-14T20:34:13.538528Z",
            "start_waiting": "2020-11-07T17:46:19.216716Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        },
        {
            "id": 15860,
            "name": "Correspondence 9x9 RoundRobin 2016-03-20 01:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20251013T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2025-10-13T19:00:46.093645Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2025-10-16T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "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": null,
            "auto_start_on_max": false,
            "time_start": "2016-03-20T01:00:59.071183Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-03-20T01:01:19.833357Z",
            "ended": "2016-04-15T05:36:09.143795Z",
            "start_waiting": "2016-03-20T01:01:17.988352Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 10
        },
        {
            "id": 85733,
            "name": "ND lancers cup",
            "director": {
                "id": 1116636,
                "username": "NinjaDragon",
                "country": "us",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/ed82330c80e1494373355e33c7739bd3-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.1190477207597,
                        "deviation": 118.65465042817122,
                        "volatility": 0.0599974652497051
                    }
                },
                "ranking": 17.64599181282169,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beat poeple",
            "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": 11072,
                "name": "Go Lancers",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-02-04T23:55:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-25T22:47:11.430498Z",
            "ended": "2023-03-31T19:11:18.993955Z",
            "start_waiting": "2022-09-25T22:47:11.316057Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 4
        },
        {
            "id": 70155,
            "name": "PWA Beginner小组联赛-第一圈",
            "director": {
                "id": 741293,
                "username": "ClarkCkl",
                "country": "my",
                "icon": "https://secure.gravatar.com/avatar/5d6bd7c2b55613c9387cd2eb52c2bd1b?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1353.3759956738604,
                        "deviation": 65.85256574755492,
                        "volatility": 0.05999352091784329
                    }
                },
                "ranking": 21.92210605264114,
                "professional": false,
                "ui_class": ""
            },
            "description": "内部小组联赛第一圈",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7863,
                "name": "PWA-Beginner01",
                "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": false,
            "time_start": "2021-01-15T16:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2021-01-16T13:47:57.969228Z",
            "ended": "2021-02-04T14:42:49.808942Z",
            "start_waiting": "2021-01-16T13:47:57.537042Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        },
        {
            "id": 63078,
            "name": "Braila Blitz 19x19 Fisher time- ed3",
            "director": {
                "id": 464199,
                "username": "dr.toma",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/0a3da26e9a517da4b0a4fb4ba8e80dc1?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1711.7553923216929,
                        "deviation": 64.5415746053968,
                        "volatility": 0.06002820909658997
                    }
                },
                "ranking": 27.36043878929776,
                "professional": false,
                "ui_class": ""
            },
            "description": "Braila Blitz 19x19 Fisher time",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 17,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 15,
                "initial_time": 180,
                "max_time": 180
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2993,
                "name": "Asociația de Go Brăila",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 26,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-07-18T18:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2020-07-18T18:00:41.696924Z",
            "ended": "2020-07-18T19:16:36.396507Z",
            "start_waiting": "2020-07-18T18:00:41.382261Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/97a4fe5337f2c4f846c9bfa27ce9e6c7-15.png",
            "player_count": 5
        },
        {
            "id": 80877,
            "name": "第3期かおり杯名人戦名人リーグ1(6d~)",
            "director": {
                "id": 575743,
                "username": "site15",
                "country": "un",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/bc007d9395773691f25a5b61c493d20c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2232.771642016839,
                        "deviation": 66.15745879617059,
                        "volatility": 0.059975550212188235
                    }
                },
                "ranking": 33.51195664282314,
                "professional": false,
                "ui_class": ""
            },
            "description": "sinnya1109さん、Novakunさん、ken12345さん、peipeipeiさん、Takeboukiさん、mekilaさん",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "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": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 290,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-10-09T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-10-09T11:00:52.617061Z",
            "ended": "2021-11-21T06:48:03.972738Z",
            "start_waiting": "2021-10-09T11:00:52.348941Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 5
        },
        {
            "id": 119558,
            "name": "Hoi An Tournament",
            "director": {
                "id": 1207277,
                "username": "deleted-e536d963-d23e-4aa1-84f9-e0de7c54c341",
                "country": "aq",
                "icon": "https://secure.gravatar.com/avatar/a13f670163a0a156a1a0009c2a9ae2ad?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1456.4053803281502,
                        "deviation": 235.4884221584121,
                        "volatility": 0.05999792944719367
                    }
                },
                "ranking": 23.620601255464887,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Hoi An tournament",
            "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": false,
            "group": {
                "id": 12273,
                "name": "Nirvana",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "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": "2024-08-26T08:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": 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": 101729,
            "name": "Correspondence 9x9 RoundRobin 2023-04-01 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20251013T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2025-10-13T19:00:46.093645Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2025-10-16T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2023-04-01T19:00:08.194086Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2023-04-01T19:00:11.385444Z",
            "ended": "2023-04-17T16:35:38.155640Z",
            "start_waiting": "2023-04-01T19:00:10.593168Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 10
        },
        {
            "id": 127750,
            "name": "13x13 Mini League 15k-5k #1",
            "director": {
                "id": 1688153,
                "username": "Mittelmark",
                "country": "de",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/f86d53e1b08ba490783eac759518a835-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1210.0950855593287,
                        "deviation": 68.37573380262495,
                        "volatility": 0.06003303625907335
                    }
                },
                "ranking": 19.331545381829564,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 93703,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 432000,
                "max_time": 864000
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 161,
                "name": "13x13",
                "summary": "Like to play on a 13 x 13 board?",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 46,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2025-05-02T20:00:00Z",
            "players_start": 5,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 15,
            "max_ranking": 25,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2025-05-01T23:03:47.390199Z",
            "ended": "2025-07-12T10:40:25.188026Z",
            "start_waiting": "2025-05-01T23:03:47.255328Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 5
        },
        {
            "id": 29620,
            "name": "13x13 in der Woche",
            "director": {
                "id": 1039,
                "username": "joachim",
                "country": "de",
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/cb60432b91d79a1055a51afbe4f22dce-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1864.4695498671397,
                        "deviation": 67.05257397646402,
                        "volatility": 0.06056970770019236
                    }
                },
                "ranking": 29.338772964233975,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "noch ein Versuch, diesmal in der Woche und mit knapp zwei Tagen Vorlauf",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 31,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 120,
                "max_time": 300,
                "time_increment": 30,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 1240,
                "name": "Braunschweig-Go",
                "summary": "Go in Braunschweig",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 56,
                "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3ee5151405dee7fcd7890745353b9b41-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2017-08-23T17:45:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2017-08-23T17:45:12.861834Z",
            "ended": "2017-08-23T19:06:29.490511Z",
            "start_waiting": "2017-08-23T17:45:12.515016Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/3ee5151405dee7fcd7890745353b9b41-15.png",
            "player_count": 5
        }
    ]
}