Wins
73
Indexed tournament wins
Player record
Guo, Allen
Losses
79
Indexed tournament losses
Matches
152
Decisive results
Win rate
48.0%
Across indexed matches
Peak rating
1,633
Highest rating in the available history.
Biggest upset
Zemskova, Varvara
2007 Matthew J. Murad Memorial · Aug 12, 2007 · +518 rating
Open →Biggest loss
Cheung, Gary
2008 JOOLA American Teams Open · Nov 30, 2008 · -681 rating
Open →Most frequent opponent
Elliott Hamilton
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
20 tournament appearances · synced Aug 9, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 29, 2009 | 2009 JOOLA N. American Teams OTournament · View matches | 1,556 | 1,633 | +77 | 5W / 14L |
| Nov 15, 2009 | 2009 Potomac Fall OpenTournament · View matches | 1,562 | 1,556 | -6+0 / -6 | 1W / 2L |
| Oct 18, 2009 | Butterfly MDTTC October OpenTournament · View matches | 1,529 | 1,562 | +33+35 / -2 | 1W / 2L |
| Feb 15, 2009 | Butterfly MDTTC February OpenTournament · View matches | 1,553 | 1,529 | -24+0 / -24 | 0W / 3L |
| Nov 30, 2008 | 2008 JOOLA American Teams OpenTournament · View matches | 1,461 | 1,553 | +92 | 18W / 2L |
| Sep 7, 2008 | MDTTC Butterfly September OpenTournament · View matches | 1,256 | 1,461 | +205 | 6W / 3L |
| Aug 17, 2008 | Matthew Murad Memorial OpenTournament · View matches | 1,250 | 1,256 | +6+6 / 0 | 1W / 3L |
| Apr 13, 2008 | MDTTC Butterfly April OpenTournament · View matches | 1,265 | 1,250 | -15+0 / -15 | 0W / 3L |
| Jan 27, 2008 | Club Joola January OpenTournament · View matches | 1,271 | 1,265 | -6+0 / -6 | 0W / 4L |
| Nov 25, 2007 | 2007 JOOLA N. American Teams OTournament · View matches | 1,351 | 1,271 | -80 | 7W / 18L |
| Oct 21, 2007 | MDTTC Butterfly October OpenTournament · View matches · USATT readjusted 1,164 → 1,321 | 1,164 | 1,351 | +30+38 / -8 | 5W / 1L |
| Aug 12, 2007 | 2007 Matthew J. Murad MemorialTournament · View matches · USATT readjusted 805 → 1,106 | 805 | 1,164 | +58+62 / -4 | 4W / 5L |
| Jul 21, 2007 | Maryland Giant RRTournament · View matches | 785 | 805 | +20+20 / 0 | 5W / 0L |
| Apr 8, 2007 | MDTTC Butterfly Spring OpenTournament · View matches | 777 | 785 | +8+8 / 0 | 1W / 1L |
| Mar 4, 2007 | Maryland CircuitTournament · View matches | 777 | 777 | 0+2 / -2 | 2W / 5L |
| Feb 4, 2007 | Maryland CircuitTournament · View matches | 753 | 777 | +24+26 / -2 | 4W / 4L |
| Jan 21, 2007 | MDTTC Butterfly Winter OpenTournament · View matches · USATT readjusted 750 → 754 | 750 | 753 | -1+0 / -1 | 3W / 2L |
| Nov 18, 2006 | Maryland Giant RRTournament · View matches | 765 | 750 | -15+14 / -29 | 4W / 4L |
| Oct 29, 2006 | MDTTC Butterfly Fall OpenTournament · View matches | 782 | 765 | -17+16 / -33 | 2W / 2L |
| Jul 30, 2006 | Junior Olympics/Junior NationalsTournament · View matches · Initial rating 782 | Unrated | 782 | — | 4W / 1L |
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