Wins
23
Indexed tournament wins
Player record
Tsirlin, Jonathan
Losses
20
Indexed tournament losses
Matches
43
Decisive results
Win rate
53.5%
Across indexed matches
Peak rating
1,008
Highest rating in the available history.
Biggest upset
Yang, Jiaxin
Westchester September 2019 Open · Sep 28, 2019 · +211 rating
Open →Biggest loss
Bieber, David
Westchester 2021 June Open · Jun 26, 2021 · -391 rating
Open →Most frequent opponent
Kevin Hanna
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 11, 2026, 2:27 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 29, 2022 | Westchester October 2022 OpenTournament · View matches | 995 | 1,008 | +13 | 4W / 3L |
| Jun 26, 2021 | Westchester 2021 June OpenTournament · View matches | 1,005 | 995 | -10+15 / -25 | 3W / 4L |
| Feb 22, 2020 | Westchester February 2020 OpenTournament · View matches | 992 | 1,005 | +13+33 / -20 | 8W / 2L |
| Jan 25, 2020 | Westchester January 2020 OpenTournament · View matches · USATT readjusted 844 → 908 | 844 | 992 | +84+86 / -2 | 7W / 1L |
| Sep 28, 2019 | Westchester September 2019 OpenTournament · View matches | 879 | 844 | -35+40 / -75 | 1W / 5L |
| Aug 24, 2019 | Westchester August 2019 OpenTournament · View matches · Initial rating 879 | Unrated | 879 | — | 0W / 5L |
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