List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-handicap&page=5818
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 58873,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5819",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-handicap&page=5817",
    "results": [
        {
            "id": 115621,
            "name": "13x13 New Zealand Handicap League #4",
            "director": {
                "id": 178104,
                "username": "dexonsmith",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1390.7732166446785,
                        "deviation": 67.55416504748428,
                        "volatility": 0.06064009346038413
                    }
                },
                "ranking": 22.55312076827671,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "nz",
            "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": 14024,
                "name": "New Zealand Ladders",
                "summary": "Group for ladders and tournaments that use New Zealand rules.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 81,
                "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-06-27T03:13:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-06-26T18:30:29.891158Z",
            "ended": "2024-08-26T18:16:23.138942Z",
            "start_waiting": "2024-06-26T18:30:29.189625Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 29620,
            "name": "13x13 in der Woche",
            "director": {
                "id": 1039,
                "username": "joachim",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/cb60432b91d79a1055a51afbe4f22dce-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1870.6749352170095,
                        "deviation": 66.33792821135535,
                        "volatility": 0.06059025409916211
                    }
                },
                "ranking": 29.415693577929012,
                "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://user-uploads.online-go.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://user-uploads.online-go.com/3ee5151405dee7fcd7890745353b9b41-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 21646,
            "name": "Effort over Rank",
            "director": {
                "id": 256940,
                "username": "dragonsfire",
                "country": "zz",
                "icon": "https://user-uploads.online-go.com/4f4a1b028caca3ea811a1d58888ec5ff-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1351.2919767677322,
                        "deviation": 62.23922537256751,
                        "volatility": 0.060003962806153166
                    }
                },
                "ranking": 21.886430659050262,
                "professional": false,
                "ui_class": ""
            },
            "description": "Effort over Rank, Handicap, Round Robin",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8849,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2016-10-21T15:00:00Z",
            "players_start": 3,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 0,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-10-21T15:15:44.995729Z",
            "ended": "2016-11-07T05:27:02.659791Z",
            "start_waiting": "2016-10-21T15:15:44.837375Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 3,
            "ranked": true
        },
        {
            "id": 1842,
            "name": "space56's mini-tournament",
            "director": {
                "id": 3689,
                "username": "space56",
                "country": "_Olimpic_Movement",
                "icon": "https://user-uploads.online-go.com/446e73629ab98a24761bd9451e2a83be-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1523.119738306677,
                        "deviation": 67.79027626449769,
                        "volatility": 0.06003705699906004
                    }
                },
                "ranking": 24.657474922693815,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 1209600,
                "time_increment": 259200
            },
            "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": 384,
                "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": 4,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-05-19T20:05:20Z",
            "ended": "2012-05-19T18:05:20Z",
            "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": 118109,
            "name": "13x13 New Zealand Handicap League #5",
            "director": {
                "id": 178104,
                "username": "dexonsmith",
                "country": "ca",
                "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1390.7732166446785,
                        "deviation": 67.55416504748428,
                        "volatility": 0.06064009346038413
                    }
                },
                "ranking": 22.55312076827671,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "nz",
            "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": 14024,
                "name": "New Zealand Ladders",
                "summary": "Group for ladders and tournaments that use New Zealand rules.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 81,
                "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2024-08-15T03:13:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-14T22:42:26.633636Z",
            "ended": "2024-09-28T16:49:09.382782Z",
            "start_waiting": "2024-08-14T22:42:26.077690Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 136051,
            "name": "iugfyrtwu0yguftwih",
            "director": {
                "id": 823378,
                "username": "rouma",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/e25df468ca27d40a9646837908b798f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 621.1786592026442,
                        "deviation": 64.28504022486884,
                        "volatility": 0.06023016330486047
                    }
                },
                "ranking": 5,
                "professional": false,
                "ui_class": ""
            },
            "description": "fcghvjbkhiuftycvuigtfurcgvhjbk8fr56ftygh",
            "schedule": null,
            "title": null,
            "tournament_type": "s_mcmahon",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 95543,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 25,
                "name": "Go Basics",
                "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 17833,
                "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-01-04T21:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2026-01-07T07:04:13.389481Z",
            "ended": "2026-01-20T02:33:41.247484Z",
            "start_waiting": "2026-01-07T07:04:13.332312Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 67429,
            "name": "Bremen-Very-Open !",
            "director": {
                "id": 466733,
                "username": "OFO",
                "country": "de",
                "icon": "https://user-uploads.online-go.com/5cbd7bfccd00150ac7f2d98f1d93b5e2-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1843.9548384365776,
                        "deviation": 67.05991115680384,
                        "volatility": 0.060071473214339886
                    }
                },
                "ranking": 29.08264240070741,
                "professional": false,
                "ui_class": ""
            },
            "description": "Die Vorgabe ist automatisch,und mit 7 Tage Bedenkzeit eine gute Überbrückung des Lockdowns.\nViel Spaß",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 40800,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 36000,
                "initial_time": 432000,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 5054,
                "name": "Go Revival Bremen",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 7,
                "icon": "https://user-uploads.online-go.com/47a010897c31ed8892e6ab2f728df2e4-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-11-08T19:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 10,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2020-11-08T20:42:28.817821Z",
            "ended": "2020-11-09T23:00:35.364324Z",
            "start_waiting": "2020-11-08T20:42:28.713140Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/47a010897c31ed8892e6ab2f728df2e4-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 1837,
            "name": "apei's help 4",
            "director": {
                "id": 20502,
                "username": "nobush",
                "country": "cn",
                "icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1335.0013655028156,
                        "deviation": 64.38574479657774,
                        "volatility": 0.06067159917820845
                    }
                },
                "ranking": 21.605648014750955,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "chinese",
            "time_per_move": 432000,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 432000
            },
            "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": 384,
                "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": 19,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-06-05T11:03:24Z",
            "ended": "2012-06-05T09:03:24Z",
            "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": 1836,
            "name": "Algiskas's handi-tournament",
            "director": {
                "id": 26785,
                "username": "Algiskas",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/119383a17a3be643fc773f7e67c4a8c5?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1740.352821408428,
                        "deviation": 66.60987135807815,
                        "volatility": 0.06007679667158133
                    }
                },
                "ranking": 27.74399897167797,
                "professional": false,
                "ui_class": ""
            },
            "description": "",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 259200,
            "time_control_parameters": {
                "time_control": "simple",
                "per_move": 259200
            },
            "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": 384,
                "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": 16,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2012-08-31T10:56:50Z",
            "ended": "2012-08-31T08:56:50Z",
            "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": 87940,
            "name": "7th SDK DDK Ultra Fast Handicap",
            "director": {
                "id": 886972,
                "username": "Babbo Bruno",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/3a86884a3c89d9e4d9b53b217b0675cf-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1079.7367889727757,
                        "deviation": 64.65538634843165,
                        "volatility": 0.05980291665350934
                    }
                },
                "ranking": 16.69287036700453,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Note the extremely aggressive time requirements, you must average at least 6 moves per day.\n\nHandicapped so this is a fighting tournament.\n\nConditional moves turned on to help speed.",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 17280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 14400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 508,
                "name": "Fast Correspondence",
                "summary": "Tournaments for people who like to play quick correspondence games.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 815,
                "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-05T17:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 10,
            "max_ranking": 29,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-04T21:05:28.837090Z",
            "ended": "2022-06-07T17:57:01.064220Z",
            "start_waiting": "2022-04-04T21:05:28.726223Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}