{"_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/kalshi/KXATPCHALLENGERMATCH-26OCT12RATZEB","as_of":"2026-10-12T21:47:30.818540Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Ratti vs Zeballos\" — resolved: \"Lucio Ratti\" (closed 2026-10-12). https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26OCT12RATZEB","source_url":"https://kalshi.com/markets/kxatpchallengermatch/ratti-vs-zeballos/kxatpchallengermatch-26oct12ratzeb"},"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12RATZEB","ticker":"KXATPCHALLENGERMATCH-26OCT12RATZEB","slug":"KXATPCHALLENGERMATCH-26OCT12RATZEB","title":"Ratti vs Zeballos","description":null,"image":null,"icon":null,"active":false,"closed":true,"start_date":"2026-10-12T06:11:00Z","end_date":"2026-10-26T18:00:00Z","closed_time":"2026-10-12T20:04:58Z","volume":644781.8,"volume_24hr":642767.6499999999,"volume_24h_change":null,"normalized_vol_24hr":51.17071533203125,"normalized_volume":48.129093170166016,"liquidity":null,"open_interest":346522.91000000003,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26OCT12RATZEB","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Lucio Ratti","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":253253.74,"updated_at":"2026-10-12T20:07:00.792118Z","fetched_at":"2026-10-12T20:07:00.792118Z","added_at":"2026-10-12T06:24:57.189339Z","url":"https://kalshi.com/markets/kxatpchallengermatch/ratti-vs-zeballos/kxatpchallengermatch-26oct12ratzeb","chart_24h":[0.0,1.0,17.3,17.85,17.85,33.849999999999994,101.74,390.69,511.32,22034.64,230573.49,557141.71,642767.6499999999],"kind":"live","mutually_exclusive":true,"markets_total":2,"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12RATZEB-RAT","event_id":"KXATPCHALLENGERMATCH-26OCT12RATZEB","slug":"KXATPCHALLENGERMATCH-26OCT12RATZEB-RAT","question":"Lucio Ratti wins","group_item_title":"Lucio Ratti","description":"If Lucio Ratti wins the Ratti vs Zeballos professional tennis match in the 2026 ATP Challenger Santa Cruz 2 Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Ratti vs Zeballos professional tennis match in the 2026 ATP Challenger Santa Cruz 2 Qualification Final after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.99,0.010000000000000009],"probability":0.99,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-12T06:11:00Z","end_date":"2026-10-26T18:00:00Z","closed_time":"2026-10-12T20:04:58Z","result":"yes","volume":254460.88,"volume_24hr":253253.74,"prob_24h_change":0.99,"volume_24h_change":253253.74,"normalized_vol_24hr":49.137237548828125,"normalized_volume":48.228328704833984,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-12T20:07:00.810394Z","fetched_at":"2026-10-12T20:07:00.810394Z","added_at":"2026-10-12T06:24:57.313104Z","url":"https://kalshi.com/markets/kxatpchallengermatch/ratti-vs-zeballos/kxatpchallengermatch-26oct12ratzeb","event_title":"Ratti vs Zeballos","chart_24h":[0.0,0.0,0.0,0.89,0.89,0.88,0.89,0.89,0.82,0.58,0.97,0.99]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26OCT12RATZEB-ZEB","event_id":"KXATPCHALLENGERMATCH-26OCT12RATZEB","slug":"KXATPCHALLENGERMATCH-26OCT12RATZEB-ZEB","question":"Federico Zeballos wins","group_item_title":"Federico Zeballos","description":"If Federico Zeballos wins the Ratti vs Zeballos professional tennis match in the 2026 ATP Challenger Santa Cruz 2 Qualification Final after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Ratti vs Zeballos professional tennis match in the 2026 ATP Challenger Santa Cruz 2 Qualification Final after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).\n\nKalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":1.0,"active":false,"closed":true,"start_date":"2026-10-12T06:11:00Z","end_date":"2026-10-26T18:00:00Z","closed_time":"2026-10-12T20:04:58Z","result":"no","volume":390320.92,"volume_24hr":389513.91,"prob_24h_change":0.01,"volume_24h_change":389513.91,"normalized_vol_24hr":52.5964241027832,"normalized_volume":51.60068130493164,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-10-12T20:07:00.810394Z","fetched_at":"2026-10-12T20:07:00.810394Z","added_at":"2026-10-12T06:24:57.313104Z","url":"https://kalshi.com/markets/kxatpchallengermatch/ratti-vs-zeballos/kxatpchallengermatch-26oct12ratzeb","event_title":"Ratti vs Zeballos","chart_24h":[0.0,0.0,0.12,0.12,0.12,0.12,0.12,0.12,0.12,0.19,0.42,0.04,0.01]}]}