{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1221176","as_of":"2026-10-20T23:36:10.116243Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson\" — closed 2026-10-20; final leader \"\" at 100%. https://pdata.world/events/polymarket/1221176","source_url":"https://polymarket.com/event/itf-nijkam1-nilsso1-2026-10-20"},"source":"polymarket","id":"1221176","ticker":"itf-nijkam1-nilsso1-2026-10-20","slug":"itf-nijkam1-nilsso1-2026-10-20","title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson","description":"This market refers to the tennis match between Rose Marie Nijkamp and Lea Nilsson in the W50 Austin, Main Draw, originally scheduled for October 20, 2026 at 12:00PM ET.\n\nThis market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Lea Nilsson.\n\nThis market will resolve to 'Lea Nilsson' if Lea Nilsson advances against Rose Marie Nijkamp.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","active":false,"closed":true,"start_date":"2026-10-20T02:14:17Z","end_date":"2026-10-27T16:00:00Z","closed_time":"2026-10-20T21:58:35Z","volume":3192.032601,"volume_24hr":3192.032601,"volume_24h_change":null,"normalized_vol_24hr":25.805994033813477,"normalized_volume":14.787769317626953,"liquidity":0.0,"open_interest":2924.691143,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":1.0,"top_outcome_prob_24h_change":0.515,"top_outcome_volume_24h_change":3192.032601,"updated_at":"2026-10-20T22:05:52.736761Z","fetched_at":"2026-10-20T22:05:52.736761Z","added_at":"2026-10-20T02:29:23.893873Z","url":"https://polymarket.com/event/itf-nijkam1-nilsso1-2026-10-20","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,4.63,4.63,4.63,4.63,4.63,4.63,4.63,339.63,339.63,339.63,339.63,339.63,342.4469,403.42328200000003,418.193282,649.630022,762.184116,1422.5323809999998,2381.091968,3192.032601,3192.032601,3192.032601],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"5952180","event_id":"1221176","slug":"itf-nijkam1-nilsso1-2026-10-20","question":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson","group_item_title":null,"description":"This market refers to the tennis match between Rose Marie Nijkamp and Lea Nilsson in the W50 Austin, Main Draw, originally scheduled for October 20, 2026 at 12:00PM ET.\n\nThis market will resolve to 'Rose Marie Nijkamp' if Rose Marie Nijkamp advances against Lea Nilsson.\n\nThis market will resolve to 'Lea Nilsson' if Lea Nilsson advances against Rose Marie Nijkamp.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Rose Marie Nijkamp","Lea Nilsson"],"outcome_prices":[1.0,0.0],"probability":1.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T02:14:17Z","end_date":"2026-10-27T16:00:00Z","closed_time":"2026-10-20T21:58:40.179284Z","result":"Rose Marie Nijkamp","volume":3192.032601,"volume_24hr":3192.032601,"prob_24h_change":0.515,"volume_24h_change":3192.032601,"normalized_vol_24hr":27.84227752685547,"normalized_volume":19.101091384887695,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-20T22:05:52.857581Z","fetched_at":"2026-10-20T22:05:52.857581Z","added_at":"2026-10-20T02:29:23.958937Z","url":"https://polymarket.com/event/itf-nijkam1-nilsso1-2026-10-20/itf-nijkam1-nilsso1-2026-10-20","event_title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson","chart_24h":[0.485,0.255,0.28,0.33,0.285,0.255,0.255,0.255,0.3,0.295,0.32,0.335,0.31,0.305,0.325,0.31,0.305,0.3,0.38,0.255,0.095,0.185,0.2,0.9995,0.9995,1.0]},{"source":"polymarket","id":"5952400","event_id":"1221176","slug":"itf-nijkam1-nilsso1-2026-10-20-set-handicap-home-1pt5","question":"Set Handicap: Rose Marie Nijkamp (-1.5) vs Lea Nilsson (+1.5)","group_item_title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson Set Handicap +/-1.5","description":"This market refers to the tennis match between Rose Marie Nijkamp and Lea Nilsson in the W50 Austin, originally scheduled for October 20, 2026 at 12:00PM ET.\nThis market will resolve to \"Rose Marie Nijkamp\" if Rose Marie Nijkamp wins by 2 or more sets than Lea Nilsson, based on the final completed score. Otherwise, it will resolve to \"Lea Nilsson.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Rose Marie Nijkamp can no longer win by 2 or more sets, and this market will resolve to \"Lea Nilsson.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Rose Marie Nijkamp","Lea Nilsson"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.009,"active":false,"closed":true,"start_date":"2026-10-20T02:44:12Z","end_date":"2026-10-27T16:00:00Z","closed_time":"2026-10-20T19:43:04.005453Z","result":"Lea Nilsson","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.495,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-20T19:49:23.786478Z","fetched_at":"2026-10-20T19:49:23.786478Z","added_at":"2026-10-20T02:50:32.227155Z","url":"https://polymarket.com/event/itf-nijkam1-nilsso1-2026-10-20/itf-nijkam1-nilsso1-2026-10-20-set-handicap-home-1pt5","event_title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson","chart_24h":[0.495,0.495,0.5,0.005,0.0045,0.0]},{"source":"polymarket","id":"5952405","event_id":"1221176","slug":"itf-nijkam1-nilsso1-2026-10-20-set-handicap-away-1pt5","question":"Set Handicap: Lea Nilsson (-1.5) vs Rose Marie Nijkamp (+1.5)","group_item_title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson Set Handicap +/-1.5","description":"This market refers to the tennis match between Lea Nilsson and Rose Marie Nijkamp in the W50 Austin, originally scheduled for October 20, 2026 at 12:00PM ET.\nThis market will resolve to \"Lea Nilsson\" if Lea Nilsson wins by 2 or more sets than Rose Marie Nijkamp, based on the final completed score. Otherwise, it will resolve to \"Rose Marie Nijkamp.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Lea Nilsson can no longer win by 2 or more sets, and this market will resolve to \"Rose Marie Nijkamp.\"\nIf the match is canceled before play begins, or a result has not been determined by November 3, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Lea Nilsson","Rose Marie Nijkamp"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-20T02:44:12Z","end_date":"2026-10-27T16:00:00Z","closed_time":"2026-10-20T21:07:37.868957Z","result":"Rose Marie Nijkamp","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.495,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-20T21:19:25.089933Z","fetched_at":"2026-10-20T21:19:25.089933Z","added_at":"2026-10-20T02:50:32.227155Z","url":"https://polymarket.com/event/itf-nijkam1-nilsso1-2026-10-20/itf-nijkam1-nilsso1-2026-10-20-set-handicap-away-1pt5","event_title":"W50 Austin: Rose Marie Nijkamp vs Lea Nilsson","chart_24h":[0.495,0.495,0.5,0.0825,0.0005,0.0045,0.0]}]}