SEER9 / TENNIS OPEN RECORD
Every match stays in the record.
See the saved model pick beside the settled match winner, including misses. ATP and WTA results are open to everyone.
TIMESTAMPED PROOF
Calls recorded before the listed start.
VERIFIED CALLS
1974
WINS
1266
MISSES
708
ACCURACY
64.1%
One frozen winner call per match. Accuracy is wins ÷ verified calls, not return on a wager. The recorded prediction timestamp must precede the stored match start. Results are graded from settled match winners.
PROBABILITY QUALITY
Brier score on the same verified matches; lower is better.
SEER90.218
MARKET0.220
ALL GRADED CALLS
2627
Every saved settled call is browseable below, including older records with limited timing evidence.
LEGACY TIMING
647
The original call and outcome were saved, but the scheduled start time was not. These stay visible outside the verified accuracy figure.
TIMING EXCEPTIONS
6
Calls timestamped at or after the stored start remain visible but do not count toward verified accuracy.
THE MATCH ARCHIVE
Wins and misses, match by match.
WTA · Aug 27, 2026
Collins vs Valentova
SAVED MODEL CALL
Tereza Valentova · 88.1%
Winner: Tereza Valentova
PRESTART RECORDEDWTA · Aug 27, 2026
Crawley vs Grabher
SAVED MODEL CALL
Julia Grabher · 54.2%
Winner: Julia Grabher
PRESTART RECORDEDWTA · Aug 27, 2026
Starodubtseva vs Mertens
SAVED MODEL CALL
Elise Mertens · 69.5%
Winner: Elise Mertens
PRESTART RECORDEDWTA · Aug 27, 2026
Tauson vs Parry
SAVED MODEL CALL
Clara Tauson · 64.1%
Winner: Diane Parry
PRESTART RECORDEDWTA · Aug 27, 2026
Parks vs Li
SAVED MODEL CALL
Ann Li · 66.3%
Winner: Ann Li
PRESTART RECORDEDWTA · Aug 27, 2026
Semenistaja vs Hunter
SAVED MODEL CALL
Storm Hunter · 63.3%
Winner: Storm Hunter
PRESTART RECORDEDWTA · Aug 27, 2026
Kalieva vs Valdmannova
SAVED MODEL CALL
Vendula Valdmannova · 51.3%
Winner: Elvina Kalieva
PRESTART RECORDEDATP · Aug 27, 2026
Marozsan vs Duckworth
SAVED MODEL CALL
Fabian Marozsan · 60.4%
Winner: James Duckworth
PRESTART RECORDEDATP · Aug 27, 2026
Gaston vs Smith
SAVED MODEL CALL
Hugo Gaston · 56.0%
Winner: Hugo Gaston
PRESTART RECORDEDWTA · Aug 27, 2026
Liutova vs Kubka
SAVED MODEL CALL
Kristina Liutova · 62.0%
Winner: Kristina Liutova
PRESTART RECORDEDWTA · Aug 27, 2026
Jones vs Garland
SAVED MODEL CALL
Francesca Jones · 60.6%
Winner: Francesca Jones
PRESTART RECORDEDWTA · Aug 27, 2026
Watson vs Dart
SAVED MODEL CALL
Harriet Dart · 53.8%
Winner: Harriet Dart
PRESTART RECORDEDWTA · Aug 27, 2026
Vidmanova vs Bartunkova
SAVED MODEL CALL
Nikola Bartunkova · 61.0%
Winner: Nikola Bartunkova
PRESTART RECORDEDATP · Aug 27, 2026
Fery vs Kovacevic
SAVED MODEL CALL
Arthur Fery · 61.5%
Winner: Arthur Fery
PRESTART RECORDEDATP · Aug 27, 2026
Draxl vs Schoolkate
SAVED MODEL CALL
Liam Draxl · 51.9%
Winner: Tristan Schoolkate
PRESTART RECORDEDATP · Aug 27, 2026
Harris vs Llamas Ruiz
SAVED MODEL CALL
Lloyd Harris · 54.6%
Winner: Lloyd Harris
PRESTART RECORDEDATP · Aug 27, 2026
Piros vs O'Connell
SAVED MODEL CALL
Christopher O'Connell · 59.9%
Winner: Zsombor Piros
PRESTART RECORDEDWTA · Aug 27, 2026
Zidansek vs Andreescu
SAVED MODEL CALL
Bianca Andreescu · 51.1%
Winner: Tamara Zidansek
PRESTART RECORDEDWTA · Aug 27, 2026
Ristic vs Sakatsume
SAVED MODEL CALL
Himeno Sakatsume · 58.3%
Winner: Himeno Sakatsume
PRESTART RECORDEDWTA · Aug 27, 2026
Knutson vs Gorgodze
SAVED MODEL CALL
Gabriela Knutson · 69.7%
Winner: Gabriela Knutson
PRESTART RECORDEDWTA · Aug 27, 2026
Havlickova vs Hibino
SAVED MODEL CALL
Lucie Havlickova · 50.7%
Winner: Lucie Havlickova
PRESTART RECORDEDWTA · Aug 27, 2026
Bandecchi vs Rus
SAVED MODEL CALL
Susan Bandecchi · 66.5%
Winner: Arantxa Rus
PRESTART RECORDEDATP · Aug 27, 2026
Cerundolo vs Buse
SAVED MODEL CALL
Juan Manuel Cerundolo · 50.9%
Winner: Ignacio Buse
PRESTART RECORDEDATP · Aug 27, 2026
Svrcina vs McDonald
SAVED MODEL CALL
Dalibor Svrcina · 52.9%
Winner: Dalibor Svrcina
PRESTART RECORDED