{"_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/1310001","as_of":"2026-11-04T13:28:31.269370Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas\" — 3 markets; highest \"\" at 100% as of 2026-11-04 UTC. https://pdata.world/events/polymarket/1310001","source_url":"https://polymarket.com/event/itf-efstat1-tsitsi2-2026-11-04"},"source":"polymarket","id":"1310001","ticker":"itf-efstat1-tsitsi2-2026-11-04","slug":"itf-efstat1-tsitsi2-2026-11-04","title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas","description":"This market refers to the tennis match between Melios Efstathiou and Pavlos Tsitsipas in the M25 Heraklion, Main Draw, originally scheduled for November 4, 2026 at 2:30AM ET.\n\nThis market will resolve to 'Melios Efstathiou' if Melios Efstathiou advances against Pavlos Tsitsipas.\n\nThis market will resolve to 'Pavlos Tsitsipas' if Pavlos Tsitsipas advances against Melios Efstathiou.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 18, 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":true,"closed":false,"start_date":"2026-11-03T20:59:17Z","end_date":"2026-11-11T07:30:00Z","closed_time":null,"volume":4924.036402999999,"volume_24hr":4924.036403000001,"volume_24h_change":null,"normalized_vol_24hr":25.595352172851562,"normalized_volume":16.40518569946289,"liquidity":12773.3097,"open_interest":3020.209468,"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":0.9955,"top_outcome_prob_24h_change":0.2955000000000001,"top_outcome_volume_24h_change":4924.036403,"updated_at":"2026-11-04T13:23:17.606399Z","fetched_at":"2026-11-04T13:23:17.606399Z","added_at":"2026-11-03T21:19:25.995275Z","url":"https://polymarket.com/event/itf-efstat1-tsitsi2-2026-11-04","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,400.0,433.318858,898.0121539999999,2222.487443,3523.7417979999996,4870.8864029999995,4924.036403],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"6655482","event_id":"1310001","slug":"itf-efstat1-tsitsi2-2026-11-04","question":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas","group_item_title":null,"description":"This market refers to the tennis match between Melios Efstathiou and Pavlos Tsitsipas in the M25 Heraklion, Main Draw, originally scheduled for November 4, 2026 at 2:30AM ET.\n\nThis market will resolve to 'Melios Efstathiou' if Melios Efstathiou advances against Pavlos Tsitsipas.\n\nThis market will resolve to 'Pavlos Tsitsipas' if Pavlos Tsitsipas advances against Melios Efstathiou.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 18, 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":["Melios Efstathiou","Pavlos Tsitsipas"],"outcome_prices":[0.9955,0.0045],"probability":0.9955,"spread":0.007,"active":true,"closed":false,"start_date":"2026-11-03T20:59:17Z","end_date":"2026-11-11T07:30:00Z","closed_time":null,"result":null,"volume":4924.036402999999,"volume_24hr":4924.036403,"prob_24h_change":0.2955000000000001,"volume_24h_change":4924.036403,"normalized_vol_24hr":27.192943572998047,"normalized_volume":21.207979202270508,"liquidity":18775.2856,"categories":["Sports"],"countries":[],"updated_at":"2026-11-04T12:32:57.787793Z","fetched_at":"2026-11-04T12:32:57.787793Z","added_at":"2026-11-03T21:19:26.091323Z","url":"https://polymarket.com/event/itf-efstat1-tsitsi2-2026-11-04/itf-efstat1-tsitsi2-2026-11-04","event_title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas","chart_24h":[0.7,0.69,0.72,0.555,0.785,0.42,0.195,0.7,0.9995,0.9955]},{"source":"polymarket","id":"6657397","event_id":"1310001","slug":"itf-efstat1-tsitsi2-2026-11-04-set-handicap-home-1pt5","question":"Set Handicap: Melios Efstathiou (-1.5) vs Pavlos Tsitsipas (+1.5)","group_item_title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas Set Handicap +/-1.5","description":"This market refers to the tennis match between Melios Efstathiou and Pavlos Tsitsipas in the M25 Heraklion, originally scheduled for November 4, 2026 at 2:30AM ET.\nThis market will resolve to \"Melios Efstathiou\" if Melios Efstathiou wins by 2 or more sets than Pavlos Tsitsipas, based on the final completed score. Otherwise, it will resolve to \"Pavlos Tsitsipas.\"\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, Melios Efstathiou can no longer win by 2 or more sets, and this market will resolve to \"Pavlos Tsitsipas.\"\nIf the match is canceled before play begins, or a result has not been determined by November 18, 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":["Melios Efstathiou","Pavlos Tsitsipas"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.19,"active":false,"closed":true,"start_date":"2026-11-03T21:44:20Z","end_date":"2026-11-11T07:30:00Z","closed_time":"2026-11-04T11:33:26.254694Z","result":"Pavlos Tsitsipas","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":"2026-11-04T11:42:57.486270Z","fetched_at":"2026-11-04T11:42:57.486270Z","added_at":"2026-11-03T22:10:04.593968Z","url":"https://polymarket.com/event/itf-efstat1-tsitsi2-2026-11-04/itf-efstat1-tsitsi2-2026-11-04-set-handicap-home-1pt5","event_title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas","chart_24h":[0.495,0.475,0.48,0.495,0.475,0.475,0.465,0.495,0.5,0.095,0.0]},{"source":"polymarket","id":"6657402","event_id":"1310001","slug":"itf-efstat1-tsitsi2-2026-11-04-set-handicap-away-1pt5","question":"Set Handicap: Pavlos Tsitsipas (-1.5) vs Melios Efstathiou (+1.5)","group_item_title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas Set Handicap +/-1.5","description":"This market refers to the tennis match between Pavlos Tsitsipas and Melios Efstathiou in the M25 Heraklion, originally scheduled for November 4, 2026 at 2:30AM ET.\nThis market will resolve to \"Pavlos Tsitsipas\" if Pavlos Tsitsipas wins by 2 or more sets than Melios Efstathiou, based on the final completed score. Otherwise, it will resolve to \"Melios Efstathiou.\"\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, Pavlos Tsitsipas can no longer win by 2 or more sets, and this market will resolve to \"Melios Efstathiou.\"\nIf the match is canceled before play begins, or a result has not been determined by November 18, 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":["Pavlos Tsitsipas","Melios Efstathiou"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-11-03T21:44:22Z","end_date":"2026-11-11T07:30:00Z","closed_time":"2026-11-04T13:10:06.014325Z","result":"Melios Efstathiou","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.5,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-11-04T13:23:17.839500Z","fetched_at":"2026-11-04T13:23:17.839500Z","added_at":"2026-11-03T22:10:04.593968Z","url":"https://polymarket.com/event/itf-efstat1-tsitsi2-2026-11-04/itf-efstat1-tsitsi2-2026-11-04-set-handicap-away-1pt5","event_title":"M25 Heraklion: Melios Efstathiou vs Pavlos Tsitsipas","chart_24h":[0.5,0.51,0.495,0.51,0.525,0.55,0.5,0.095,0.005,0.095]}]}