HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58703,
"next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=257",
"previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=255",
"results": [
{
"id": 2820,
"name": "Paris Challengers",
"director": {
"id": 43779,
"username": "DoubleF",
"country": "fr",
"icon": "https://user-uploads.online-go.com/d2ee02db83d867aec71edd6e493f5912-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1566.5101018306307,
"deviation": 61.67602588084543,
"volatility": 0.061540695878435574
}
},
"ranking": 25.307748912652126,
"professional": false,
"ui_class": ""
},
"description": "challenge the city",
"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": 518400,
"time_increment": 86400
},
"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": 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": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2014-02-15T06:28:52.791182Z",
"ended": "2014-05-29T14:07:44.402918Z",
"start_waiting": "2014-02-15T06:28:52.521906Z",
"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": 127686,
"name": "Chill and basic Go tournament IV",
"director": {
"id": 665775,
"username": "Behanix",
"country": "no",
"icon": "https://secure.gravatar.com/avatar/9f264bcdd3cdee8a4d5c71013aaf4d57?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 930.0331612858862,
"deviation": 64.22289072919479,
"volatility": 0.05997256294371637
}
},
"ranking": 13.23767884201483,
"professional": false,
"ui_class": "supporter"
},
"description": "A basic Go tournament for beginners and DDKs.\n\nHave fun and try to learn as much as possible.\n\nYou should check in once a day since the max time is 3 days, and time increment is 12 hours.\n\nHandicap is enabled so everyone has a chance to win 🔥\n\nGood luck 🤞\n\nPrevious winners of the Chill and Basic:\n\n1. madbrain\n2. FinRabe",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": -1,
"rules": "japanese",
"time_per_move": 45251,
"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": true,
"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": 17635,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-09-02T02:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-09-02T02:00:17.742555Z",
"ended": null,
"start_waiting": "2025-09-02T02:00:14.718149Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 53,
"ranked": true
},
{
"id": 103950,
"name": "9x9 Mini League 10k-25k #157",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1297.4839562114664,
"deviation": 72.53741246517602,
"volatility": 0.06014472613027313
}
},
"ranking": 20.94574930407428,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"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": true,
"group": {
"id": 3524,
"name": "9x9 Lovers",
"summary": "A group for Go players who love the 9x9 board.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 686,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-06-11T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-06-05T22:46:29.800850Z",
"ended": "2023-06-24T06:37:44.052134Z",
"start_waiting": "2023-06-05T22:46:29.663085Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
},
{
"id": 135050,
"name": "13x13 Mini League 10k-25k #38",
"director": {
"id": 1688153,
"username": "Mittelmark",
"country": "de",
"icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1157.4817444168732,
"deviation": 67.14133890971716,
"volatility": 0.060026346615081376
}
},
"ranking": 18.302476851445164,
"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": 1209600
},
"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": 51,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": true,
"time_start": "2025-12-12T18:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-12-10T14:36:45.649611Z",
"ended": null,
"start_waiting": "2025-12-10T14:36:45.429981Z",
"board_size": 13,
"active_round": 1,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 5,
"ranked": true
},
{
"id": 134714,
"name": "FNRRT: Round Robin for 13k-10k # II",
"director": {
"id": 1872546,
"username": "Sch-Mentor",
"country": "001",
"icon": "https://user-uploads.online-go.com/41804ae38abc71e0bea5040b313b01ec-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 250,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "Things to keep in mind:\n* Use the conditional move feature to speed up the game.\n* No pauses and no vacations are allowed; if any player switch it on, then they will be disqualified without further notice or reminder (unless they have an urgent matter to attend to and give notice to TD).\n* Disqualification will occur automatically by the site if a player loses by timeout (if they have more than 100 active games they will be disqualified by the TD too).\n* If disqualified by the TD, all outstanding games will be forfeited, which will affect the player’s ranking.\n* If you find that a player pauses the game, enters vacation mode or has bad behavior, please send a message to the TD.\n* And last but not least: no weekends, just make your move; it’s a tournament, my friend!",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 15509,
"name": "Fast and narrow rank range tournaments",
"summary": "Tournaments for people who like to play within narrow rank ranges and fast correspondence games.",
"require_invitation": true,
"is_public": true,
"admin_only_tournaments": true,
"hide_details": false,
"member_count": 26,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-64.png"
},
"auto_start_on_max": true,
"time_start": "2025-12-08T23:33:00Z",
"players_start": 8,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slide",
"min_ranking": 17,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2025-12-08T05:45:21.098321Z",
"ended": null,
"start_waiting": "2025-12-08T05:45:20.578498Z",
"board_size": 19,
"active_round": 1,
"icon": "https://user-uploads.online-go.com/fb0e7d5660cf5ea61609ed14abdc9bfa-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 3098,
"name": "European Weekly Cup 9x9 DDK Sunday, 18:30 UTC",
"director": {
"id": 52052,
"username": "ST000MA",
"country": "rs",
"icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1758.8756166040205,
"deviation": 64.10810691180264,
"volatility": 0.06221938409188589
}
},
"ranking": 27.98908540799488,
"professional": false,
"ui_class": ""
},
"description": "Starts on Sunday, 17.8.2014. at 20:30 CEST (18:30 UTC).\nSee European Tournament Group page for more information.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 16,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 15,
"main_time": 120,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 326,
"name": "European Weekly Cup",
"summary": "Our goal is to provide tournaments with a schedule oriented for european players. Non-european players are welcome !!!",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 250,
"icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2014-08-17T18:49:37.722735Z",
"ended": "2014-08-17T19:11:21.639625Z",
"start_waiting": "2014-08-17T18:49:37.489362Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 101833,
"name": "2023.APR(1) 19X19 RoundRobin 17K～10K",
"director": {
"id": 1161013,
"username": "朵兒普拉斯-doorplus-",
"country": "_United_Nations",
"icon": "https://user-uploads.online-go.com/7c935550f93ff5eb3f3e93239454342f-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1151.0937500744108,
"deviation": 63.06821920011851,
"volatility": 0.05991569077389414
}
},
"ranking": 18.174361096243295,
"professional": false,
"ui_class": ""
},
"description": "Attention: Time Setting for the Game\n\nWhen playing the game, please pay close attention to the time setting. The game requires an average of 2-3 moves per day. If you need to take a break, make sure to return promptly and make more than 3 moves per day to keep up with the time. Please do not keep your opponent waiting for tooooooooooooooo loooooooooooooooooooong. \n\n🍭Tips： \n1️⃣Utilize the conditional move feature to speed up the game. \n2️⃣Disqualification will occur if a player loses by timeout. \n3️⃣If disqualified by the tournament director, all outstanding games will be forfeited, which will affect the player’s ranking. \n\n🍭The following rules must be obeyed to guarantee a respectful game: \n1️⃣No pauses are allowed. \n2️⃣No vacation mode is permitted. （If a player is on vacation, they and their opponent can still make a move, but time will be suspended. Soooooooooooo, vacation mode is absolutely NOT allowed.） \n3️⃣Any player who is on vacation or has paused the game will be disqualified without further notice or reminder. \n4️⃣If you find that a player pauses the game or enters vacation mode, please send a message to the tournament director. \n\nLet us strive to be respectful players. \nWe wish everyone a pleasant game and hope to gain something from our opponents. ：）",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 33587,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"time_increment": 28800,
"initial_time": 604800,
"max_time": 1209600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 12824,
"name": "Way to GO",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 30,
"icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-04-10T16:00:00Z",
"players_start": 6,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 13,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-04-10T07:24:04.734306Z",
"ended": "2023-05-28T10:26:55.627012Z",
"start_waiting": "2023-04-10T07:24:04.190907Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-15.png",
"player_count": 10,
"ranked": true
},
{
"id": 55551,
"name": "19x19 Tournament",
"director": {
"id": 694692,
"username": "クネーデル",
"country": "001",
"icon": "https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1355.155719314861,
"deviation": 62.588009152408375,
"volatility": 0.05973145061764432
}
},
"ranking": 21.95252888874137,
"professional": false,
"ui_class": ""
},
"description": "Have fun",
"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": true,
"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": 17635,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-01-19T02:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-01-14T22:14:10.714050Z",
"ended": "2020-08-29T12:28:57.210897Z",
"start_waiting": "2020-01-14T22:14:09.989000Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png",
"player_count": 16,
"ranked": true
},
{
"id": 133301,
"name": "Beginner Tour #1",
"director": {
"id": 1820569,
"username": "VarnCc",
"country": "de",
"icon": "https://user-uploads.online-go.com/e5cd9399f6684ab9ec28b17fb3d4d664-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 877.2392836696847,
"deviation": 64.27199343582633,
"volatility": 0.05995787572512481
}
},
"ranking": 11.884782557810972,
"professional": false,
"ui_class": ""
},
"description": "For us students to practice. No AI, no vacation. No break on weekends.\n\nIf you think your opponent has vacation/break mode on, please write to the tournament director.\n\nI wish us all lots of fun and success!",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 45251,
"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": 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": 8792,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
},
"auto_start_on_max": false,
"time_start": "2025-10-15T16:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2025-10-15T16:00:45.886797Z",
"ended": null,
"start_waiting": "2025-10-15T16:00:45.633137Z",
"board_size": 19,
"active_round": 2,
"icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
"player_count": 14,
"ranked": true
},
{
"id": 105428,
"name": "9x9 Mini League 10k-25k #166",
"director": {
"id": 1015644,
"username": "wiadp1",
"country": "pl",
"icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1297.4839562114664,
"deviation": 72.53741246517602,
"volatility": 0.06014472613027313
}
},
"ranking": 20.94574930407428,
"professional": false,
"ui_class": ""
},
"description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"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": true,
"group": {
"id": 3524,
"name": "9x9 Lovers",
"summary": "A group for Go players who love the 9x9 board.",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 686,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
},
"auto_start_on_max": true,
"time_start": "2023-07-23T19:00:00Z",
"players_start": 5,
"first_pairing_method": "slide",
"subsequent_pairing_method": "slaughter",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2023-07-22T03:02:01.032045Z",
"ended": "2023-08-07T06:15:48.774299Z",
"start_waiting": "2023-07-22T03:02:00.830348Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
"player_count": 5,
"ranked": true
}
]
}
