{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31BETSEL","ticker":"KXATPCHALLENGERMATCH-26MAY31BETSEL","slug":"KXATPCHALLENGERMATCH-26MAY31BETSEL","title":"Betti vs Sels","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-05-30T20:11:00Z","end_date":"2026-06-14T08:00:00Z","closed_time":null,"volume":415625.06,"volume_24hr":398774.95999999996,"volume_24h_change":null,"normalized_vol_24hr":49.80729293823242,"normalized_volume":44.98905563354492,"liquidity":null,"open_interest":213635.49,"categories":["Sports"],"tags":[],"synthetic":false,"is_group":false,"group_key":"26MAY31BETSEL","parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Jelle Sels","top_outcome_probability":0.99,"top_outcome_prob_24h_change":0.99,"top_outcome_volume_24h_change":85587.15,"updated_at":"2026-05-31T10:06:17.811828Z","fetched_at":"2026-05-31T10:06:17.811828Z","added_at":"2026-05-30T20:16:30.870757Z","url":"https://kalshi.com/markets/kxatpchallengermatch/betti-vs-sels/kxatpchallengermatch-26may31betsel","chart_24h":[0.0,0.0,3512.74,7212.59,8586.89,10279.06,19871.05,103770.31999999999,122334.72,353027.17],"markets":[{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31BETSEL-SEL","event_id":"KXATPCHALLENGERMATCH-26MAY31BETSEL","slug":"KXATPCHALLENGERMATCH-26MAY31BETSEL-SEL","question":"Will Jelle Sels win the Betti vs Sels: Qualification Round 1 match?","group_item_title":"Jelle Sels","description":"If Jelle Sels wins the Betti vs Sels professional tennis match in the 2026 ATP Challenger Perugia Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Betti vs Sels professional tennis match in the 2026 ATP Challenger Perugia Qualification Round 1 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).","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.99,0.010000000000000009],"probability":0.99,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-05-30T20:11:00Z","end_date":"2026-06-14T08:00:00Z","closed_time":"2026-06-14T08:00:00Z","volume":89838.48,"volume_24hr":85587.15,"prob_24h_change":0.99,"volume_24h_change":85587.15,"normalized_vol_24hr":41.40731430053711,"normalized_volume":40.33286666870117,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T10:06:43.092119Z","fetched_at":"2026-05-31T10:06:17.893105Z","added_at":"2026-05-30T20:16:31.012042Z","url":"https://kalshi.com/markets/kxatpchallengermatch/betti-vs-sels/kxatpchallengermatch-26may31betsel","event_title":"Betti vs Sels","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.9,0.96,0.96,0.96,0.95,0.91,0.65,0.88,0.96]},{"source":"kalshi","id":"KXATPCHALLENGERMATCH-26MAY31BETSEL-BET","event_id":"KXATPCHALLENGERMATCH-26MAY31BETSEL","slug":"KXATPCHALLENGERMATCH-26MAY31BETSEL-BET","question":"Will Edoardo Betti win the Betti vs Sels: Qualification Round 1 match?","group_item_title":"Edoardo Betti","description":"If Edoardo Betti wins the Betti vs Sels professional tennis match in the 2026 ATP Challenger Perugia Qualification Round 1 after a ball has been played, then the market resolves to Yes.\n\n---\n\nThe following market refers to the Betti vs Sels professional tennis match in the 2026 ATP Challenger Perugia Qualification Round 1 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).","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-05-30T20:11:00Z","end_date":"2026-06-14T08:00:00Z","closed_time":"2026-06-14T08:00:00Z","volume":325786.58,"volume_24hr":313187.81,"prob_24h_change":0.01,"volume_24h_change":313187.81,"normalized_vol_24hr":51.406837463378906,"normalized_volume":49.9581298828125,"liquidity":null,"categories":["Sports"],"updated_at":"2026-05-31T10:06:43.092119Z","fetched_at":"2026-05-31T10:06:17.893105Z","added_at":"2026-05-30T20:16:31.012042Z","url":"https://kalshi.com/markets/kxatpchallengermatch/betti-vs-sels/kxatpchallengermatch-26may31betsel","event_title":"Betti vs Sels","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.06,0.06,0.07,0.07,0.12,0.39,0.13,0.04]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXATPCHALLENGERMATCH-26MAY31BETSEL","as_of":"2026-05-31T10:09:40.986491Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Betti vs Sels\" — top market at 1% probability across 2 outcomes","source_url":null}}