Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5135
{ "count": 59080, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5136", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5134", "results": [ { "id": 95586, "name": "Blitz 19x19 Elimination Tournament 2022-10-12 01:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T09:00:19.433334Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-03-22T13:00:00Z", "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": "2022-10-12T01:30:26.613563Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-12T01:30:27.990333Z", "ended": "2022-10-12T01:49:01.029519Z", "start_waiting": "2022-10-12T01:30:27.879803Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 95599, "name": "Blitz 19x19 Elimination Tournament 2022-10-12 13:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T09:00:19.433334Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-03-22T13:00:00Z", "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": "2022-10-12T13:30:58.975109Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2022-10-12T13:31:00.678147Z", "ended": "2022-10-12T14:08:43.803835Z", "start_waiting": "2022-10-12T13:31:00.463516Z", "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": 94299, "name": "Part Two the Second Phase, SSS 2022", "director": { "id": 1058430, "username": "20058", "country": "cn", "icon": "https://user-uploads.online-go.com/6e0005385f4f5085639a25483dd6adfe-64.png", "ratings": { "version": 5, "overall": { "rating": 1975.3292772258706, "deviation": 61.21047250138798, "volatility": 0.05991876302669024 } }, "ranking": 30.6758826588614, "professional": false, "ui_class": "" }, "description": "This is the second round. We will calculate the win points with all the games you have played.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 86, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 60, "initial_time": 2400, "max_time": 7200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11864, "name": "Weiqi Project, Shanghai Summer School", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 79, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-64.png" }, "auto_start_on_max": true, "time_start": "2022-09-05T15:00:00Z", "players_start": 8, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "invite", "started": "2022-09-05T15:02:25.001777Z", "ended": "2022-09-07T11:38:52.549314Z", "start_waiting": "2022-09-05T15:02:24.374091Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-15.png", "player_count": 8, "ranked": true }, { "id": 103303, "name": "Live 19x19 Swiss Tournament 2023-05-16 16:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260322T080000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-03-22T08:00:19.398919Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-03-22T12:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 35, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-05-16T16:30:01.239117Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-16T16:31:01.115087Z", "ended": "2023-05-16T17:46:19.879644Z", "start_waiting": "2023-05-16T16:31:00.965596Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 93930, "name": "Inter-group Tournament SSS 2022", "director": { "id": 1058430, "username": "20058", "country": "cn", "icon": "https://user-uploads.online-go.com/6e0005385f4f5085639a25483dd6adfe-64.png", "ratings": { "version": 5, "overall": { "rating": 1975.3292772258706, "deviation": 61.21047250138798, "volatility": 0.05991876302669024 } }, "ranking": 30.6758826588614, "professional": false, "ui_class": "" }, "description": "Inter-group Tournament SSS 2022. \ntwo players of each group \nfinish all the games in the next week.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "chinese", "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": 11864, "name": "Weiqi Project, Shanghai Summer School", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 79, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-64.png" }, "auto_start_on_max": true, "time_start": "2022-09-01T11:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "group", "started": "2022-09-01T10:53:00.511539Z", "ended": "2023-06-10T06:58:05.094776Z", "start_waiting": "2022-09-01T10:53:00.088719Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-15.png", "player_count": 12, "ranked": true }, { "id": 96168, "name": "2 -> 陳琛悠 3 -> 吳承軒", "director": { "id": 1230466, "username": "jaydenng0104", "country": "un", "icon": "https://secure.gravatar.com/avatar/e712d3198c7fed8096af8692edce48d6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1124.856910470232, "deviation": 137.54915089288363, "volatility": 0.05999603571517369 } }, "ranking": 17.640597553069643, "professional": false, "ui_class": "" }, "description": "2 -> 陳琛悠\n3 -> 吳承軒", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-10-29T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-10-29T02:52:28.631270Z", "ended": "2022-10-29T03:08:46.074541Z", "start_waiting": "2022-10-29T02:52:28.579152Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 96172, "name": "胡煜樑 李子睿", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "胡煜樑\n李子睿", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "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": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-10-29T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-10-29T05:07:16.536146Z", "ended": "2022-10-29T05:26:16.809526Z", "start_waiting": "2022-10-29T05:07:16.473282Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 117234, "name": "Blitz 19x19 Elimination Tournament 2024-06-18 17:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260322T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-22T09:00:19.433334Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-03-22T13:00:00Z", "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": "2024-06-18T17:30:47.425343Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2024-06-18T17:31:47.518444Z", "ended": "2024-06-18T17:54:19.312965Z", "start_waiting": "2024-06-18T17:31:47.428201Z", "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": 93528, "name": "Go Zodiac Friendship Games Online ปีฉลู รุ่น B กระดาน 19x19 (1-2 ดั้ง)", "director": { "id": 912068, "username": "cp02", "country": "un", "icon": "https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png", "ratings": { "version": 5, "overall": { "rating": 469.4157984086007, "deviation": 153.83582770708145, "volatility": 0.06004073543967728 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Go Zodiac Friendship Games Online ปีฉลู รุ่น B กระดาน 19x19 (1-2 ดั้ง)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10404, "name": "Zodiac กลุ่ม B(1-2 ดั้ง)", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 124, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png" }, "auto_start_on_max": false, "time_start": "2022-08-26T10:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-08-26T10:00:02.613691Z", "ended": "2022-08-26T12:11:22.251907Z", "start_waiting": "2022-08-26T10:00:02.362677Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png", "player_count": 10, "ranked": true }, { "id": 93928, "name": "International Group Tournament", "director": { "id": 1162215, "username": "SSS Group6", "country": "cn", "icon": "https://secure.gravatar.com/avatar/bd6ac27b67ab319eefdb7513a323cace?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1388.263105730555, "deviation": 260.5619370921652, "volatility": 0.05999885555675584 } }, "ranking": 22.511301175638504, "professional": false, "ui_class": "provisional" }, "description": "According to the schedule, when it's time for the group match, I hope you can participate actively and have fun.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11864, "name": "Weiqi Project, Shanghai Summer School", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 79, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-64.png" }, "auto_start_on_max": false, "time_start": "2022-08-26T10:04:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-08-29T10:06:08.774692Z", "ended": "2022-10-06T23:59:17.971800Z", "start_waiting": "2022-08-29T10:06:08.607938Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36c3fa55c47f4bc9b0e08e50a17cd357-15.png", "player_count": 4, "ranked": true } ] }
