Wins
41
Indexed tournament wins
Player record
Castillo, Aaron
Losses
177
Indexed tournament losses
Matches
218
Decisive results
Win rate
18.8%
Across indexed matches
Peak rating
1,698
Highest rating in the available history.
Biggest upset
Jessica Yick
Fairfield March Challenge 2002 · Mar 23, 2002 · +432 rating
Open →Biggest loss
Eng, David
Butterfly Northern CA Spring O · Apr 15, 2007 · -304 rating
Open →Most frequent opponent
Chan, Yau-Man
4 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
30 tournament appearances · synced Aug 8, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 20, 2003 | California Open 2003/Stiga N.ATournament · View matches | 1,225 | 1,219 | -6+0 / -6 | 0W / 8L |
| Apr 12, 2003 | Fairfield April Farewell TournamentTournament · View matches | 1,225 | 1,225 | 0+0 / 0 | 0W / 7L |
| Mar 22, 2003 | Fairfield March ChallengeTournament · View matches | 1,237 | 1,225 | -12+0 / -12 | 0W / 7L |
| Mar 1, 2003 | Fairfield March OpenTournament · View matches | 1,033 | 1,237 | +204 | 2W / 8L |
| Feb 15, 2003 | Sacramento Winter OpenTournament · View matches | 714 | 1,033 | +319 | 3W / 7L |
| May 26, 2002 | Golden State OpenTournament · View matches | 704 | 714 | +10+10 / 0 | 2W / 3L |
| Mar 23, 2002 | Fairfield March Challenge 2002Tournament · View matches | 654 | 704 | +50 | 1W / 3L |
| Feb 23, 2002 | Sacramento Winter OpenTournament · View matches | 650 | 654 | +4 | 1W / 4L |
| Jan 19, 2002 | Fairfield January OpenTournament · View matches | 650 | 650 | 0+0 / 0 | 0W / 5L |
| Nov 10, 2001 | Fairfield November OpenTournament · View matches · Initial rating 650 | Unrated | 650 | — | 0W / 4L |
21–30 of 30
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