{"source":"gemini","id":"237103","ticker":"TENNIS-ATPUSO-20260908-TIA-MIC","slug":"frances-tiafoe-vs-alex-michelsen","title":"Frances Tiafoe vs Alex Michelsen","description":"Frances Tiafoe vs Alex Michelsen","image":"https://assets.gemini.com/predictions/images/tennis_test_02_42aacd7e-073f-453c-a9a2-7f09d07bbc38.jpg","icon":null,"active":true,"closed":false,"start_date":"2026-09-07T00:00:07.194000Z","end_date":"2026-09-09T17:00:00Z","closed_time":null,"volume":4503.65,"volume_24hr":4503.65,"volume_24h_change":null,"normalized_vol_24hr":53.61177062988281,"normalized_volume":44.643924713134766,"liquidity":null,"open_interest":null,"categories":["Sports"],"tags":["US Open"],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Frances Tiafoe","top_outcome_probability":0.6,"top_outcome_prob_24h_change":-0.010000000000000009,"top_outcome_volume_24h_change":null,"updated_at":"2026-09-08T14:46:33.915732Z","fetched_at":"2026-09-08T14:46:33.915732Z","added_at":"2026-09-08T05:22:28.303014Z","url":"https://www.gemini.com/predictions/TENNIS-ATPUSO-20260908-TIA-MIC/frances-tiafoe-vs-alex-michelsen","chart_24h":[0.0,3242.53,4336.0,4395.46,4483.59],"kind":"live","markets":[{"source":"gemini","id":"237103-582275","event_id":"237103","slug":"GEMI-TENNIS-ATPUSO-20260908-TIA-MIC-TIA","question":"Frances Tiafoe","group_item_title":"Frances Tiafoe","description":"This market resolves to Yes if Frances Tiafoe wins the tennis match between Frances Tiafoe and Alex Michelsen originally scheduled for September 8, 2026 at 11:30 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_1078aa92-c5fe-42cb-9491-466335816650.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/enO9xnfkxGSdWrMuQ8f5I/4c82ff835d421bbc99f0e320a08f2088/153-united-states-of-america.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.6,0.43],"probability":0.6,"spread":0.03,"active":true,"closed":false,"start_date":"2026-09-08T05:00:00Z","end_date":"2026-09-09T17:00:00Z","closed_time":null,"volume":null,"volume_24hr":null,"prob_24h_change":-0.010000000000000009,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-08T15:08:07.393981Z","fetched_at":"2026-09-08T15:08:07.393981Z","added_at":"2026-09-08T05:22:28.472855Z","url":"https://www.gemini.com/predictions/TENNIS-ATPUSO-20260908-TIA-MIC/frances-tiafoe-vs-alex-michelsen","event_title":"Frances Tiafoe vs Alex Michelsen","chart_24h":[0.6,0.6,0.6,0.59,0.59,0.6,0.59]},{"source":"gemini","id":"237103-582279","event_id":"237103","slug":"GEMI-TENNIS-ATPUSO-20260908-TIA-MIC-MIC","question":"Alex Michelsen","group_item_title":"Alex Michelsen","description":"This market resolves to Yes if Alex Michelsen wins the tennis match between Alex Michelsen and Frances Tiafoe originally scheduled for September 8, 2026 at 11:30 AM ET. Otherwise, it will resolve to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. View the [full rules](https://assets.gemini.com/predictions/terms_and_conditions/Sporting_Win_Lose_Event_2_Terms_and_Conditions_1078aa92-c5fe-42cb-9491-466335816650.pdf)","image":"https://images.ctfassets.net/jg6lo9a2ukvr/enO9xnfkxGSdWrMuQ8f5I/4c82ff835d421bbc99f0e320a08f2088/153-united-states-of-america.png","icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.42,0.6],"probability":0.42,"spread":0.02,"active":true,"closed":false,"start_date":"2026-09-08T05:00:00Z","end_date":"2026-09-09T17:00:00Z","closed_time":null,"volume":null,"volume_24hr":null,"prob_24h_change":0.0,"volume_24h_change":null,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":null,"categories":["Sports"],"countries":[],"updated_at":"2026-09-08T15:08:07.393981Z","fetched_at":"2026-09-08T15:08:07.393981Z","added_at":"2026-09-08T05:22:28.472855Z","url":"https://www.gemini.com/predictions/TENNIS-ATPUSO-20260908-TIA-MIC/frances-tiafoe-vs-alex-michelsen","event_title":"Frances Tiafoe vs Alex Michelsen","chart_24h":[0.43,0.43,0.44,0.44,0.43]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/gemini/237103","as_of":"2026-09-08T15:08:31.341102Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Gemini): \"Frances Tiafoe vs Alex Michelsen\" — top market at 60% probability across 2 outcomes","source_url":null}}