Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=5194
{ "count": 58868, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5195", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=5193", "results": [ { "id": 108766, "name": "Live 9x9 Double Elimination Tournament 2023-10-23 10:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20251230T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2025-12-30T02:00:45.483961Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2025-12-30T06:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-10-23T10:30:35.077785Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-10-23T10:31:35.248259Z", "ended": "2023-10-23T10:54:50.504590Z", "start_waiting": "2023-10-23T10:31:35.098671Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 73724, "name": "19x19 double elimination monthly championship 4 (April 2021)", "director": { "id": 861327, "username": "Jack the protaGOnist", "country": "cn", "icon": "https://user-uploads.online-go.com/a0b3993a4ac594108efa52a044210bba-64.png", "ratings": { "version": 5, "overall": { "rating": 1672.033059307691, "deviation": 61.65197767699118, "volatility": 0.06000663457564414 } }, "ranking": 26.81689756840323, "professional": false, "ui_class": "" }, "description": "heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeelo! 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Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 17668, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2024-01-30T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2024-01-30T05:05:02.490560Z", "ended": "2024-04-25T04:18:33.088378Z", "start_waiting": "2024-01-30T05:05:01.643863Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 10, "ranked": true }, { "id": 109679, "name": "Blitz 19x19 Elimination Tournament 2023-11-16 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2025-12-30T09:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-11-16T17:30:54.011318Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-11-16T17:31:51.658367Z", "ended": "2023-11-16T18:03:02.346247Z", "start_waiting": "2023-11-16T17:31:51.508850Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 109627, "name": "Sunday GO 10", "director": { "id": 1393499, "username": "Imtiyaz", "country": "th", "icon": "https://user-uploads.online-go.com/56a672954f96d68180eb8444196aec12-64.png", "ratings": { "version": 5, "overall": { "rating": 1011.9208484463418, "deviation": 64.76690845972848, "volatility": 0.06003314607569738 } }, "ranking": 15.191200643263914, "professional": false, "ui_class": "" }, "description": "now succeed to the 10th of sunday go\n \nthe tournament is for fun", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 71, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 60, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13675, "name": "Sunday GO and MORE", "summary": "You can't miss this group, join now!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 110, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-19T09:00:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-19T09:00:52.142778Z", "ended": "2023-11-19T09:21:18.969399Z", "start_waiting": "2023-11-19T09:00:52.061858Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png", "player_count": 3, "ranked": true }, { "id": 118918, "name": "Live 9x9 Double Elimination Tournament 2024-08-08 10:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 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"next_run": "2025-12-30T06:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2024-08-08T10:30:04.954119Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-08-08T10:31:05.122613Z", "ended": "2024-08-08T11:19:38.076163Z", "start_waiting": "2024-08-08T10:31:04.959849Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 113111, "name": "Round 2: Mark vs Kierthi", "director": { "id": 1460501, "username": "caitnichols", "country": "un", 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22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. Starts when full.\n\nNew Zealand rules. 13x13 handicap. 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