Wins
184
Indexed tournament wins
Player record
Castillo, Greg
Losses
166
Indexed tournament losses
Matches
350
Decisive results
Win rate
52.6%
Across indexed matches
Peak rating
2,041
Highest rating in the available history.
Biggest upset
Shuman, Debbie
2001 Albuquerque Team Tourname · Apr 7, 2001 · +377 rating
Open →Biggest loss
Daniel Flores
6th Annual Mark Nordby Memorial · Dec 3, 2022 · -316 rating
Open →Most frequent opponent
Michael Gopin
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
42 tournament appearances · synced Aug 8, 2026, 2:15 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 7, 2001 | 2001 Albuquerque Team TournameTournament · View matches · USATT readjusted 1,251 → 1,449 | 1,251 | 1,496 | +47+65 / -18 | 4W / 5L |
| Oct 15, 2000 | Colorado Springs OpenTournament · View matches · Initial rating 1,251 | Unrated | 1,251 | — | 2W / 6L |
41–42 of 42
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