Wins
86
Indexed tournament wins
Player record
Calvin Lo
Losses
276
Indexed tournament losses
Matches
362
Decisive results
Win rate
23.8%
Across indexed matches
Peak rating
1,562
Highest rating in the available history.
Biggest upset
Mark Davis
Maryland Circuit · Sep 9, 2007 · +466 rating
Open →Biggest loss
Stephen Chow
Eastern Open · May 27, 2007 · -525 rating
Open →Most frequent opponent
Scott Barnett
15 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
44 tournament appearances · synced Aug 26, 2026, 2:25 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 21, 2007 | Maryland Giant RRTournament · View matches | 1,050 | 1,196 | +146 | 4W / 2L |
| Jul 7, 2007 | U.S. Open ChampionshipsTournament · View matches | 1,051 | 1,050 | -1+0 / -1 | 0W / 6L |
| Jun 10, 2007 | Maryland CircuitTournament · View matches | 1,051 | 1,051 | 0+0 / 0 | 0W / 7L |
| Jun 2, 2007 | Maryland Closed ChampionshipTournament · View matches | 1,101 | 1,051 | -50+0 / -50 | 1W / 3L |
| May 27, 2007 | Eastern OpenTournament · View matches | 1,164 | 1,101 | -63 | 2W / 4L |
| May 19, 2007 | Maryland Giant RRTournament · View matches | 1,170 | 1,164 | -6+0 / -6 | 6W / 1L |
| Apr 28, 2007 | Maryland Giant RRTournament · View matches | 1,183 | 1,170 | -13+5 / -18 | 1W / 6L |
| Apr 15, 2007 | Maryland CircuitTournament · View matches | 1,148 | 1,183 | +35+35 / 0 | 1W / 14L |
| Apr 8, 2007 | MDTTC Butterfly Spring OpenTournament · View matches · USATT readjusted 1,144 → 1,146 | 1,144 | 1,148 | +2+8 / -6 | 2W / 5L |
| Mar 24, 2007 | Maryland Giant RRTournament · View matches | 907 | 1,144 | +237 | 4W / 7L |
| Mar 4, 2007 | Maryland CircuitTournament · View matches | 907 | 907 | 0+0 / 0 | 0W / 13L |
| Feb 17, 2007 | Maryland Giant RRTournament · View matches | 929 | 907 | -22+0 / -22 | 0W / 7L |
| Feb 4, 2007 | Maryland CircuitTournament · View matches | 683 | 929 | +246 | 5W / 7L |
| Jan 21, 2007 | MDTTC Butterfly Winter OpenTournament · View matches · USATT readjusted 450 → 628 | 450 | 683 | +55+55 / 0 | 3W / 2L |
| Jan 7, 2007 | Maryland CircuitTournament · View matches | 436 | 450 | +14+14 / 0 | 2W / 8L |
| Dec 3, 2006 | Maryland CircuitTournament · View matches | 436 | 436 | 0+0 / 0 | 0W / 3L |
| Nov 18, 2006 | Maryland Giant RRTournament · View matches | 430 | 436 | +6+10 / -4 | 1W / 7L |
| Nov 12, 2006 | Potomac OpenTournament · View matches | 430 | 430 | 0+0 / 0 | 0W / 1L |
| Oct 29, 2006 | MDTTC Butterfly Fall OpenTournament · View matches | 438 | 430 | -8+0 / -8 | 0W / 3L |
| Oct 21, 2006 | Maryland Giant RRTournament · View matches | 476 | 438 | -38+0 / -38 | 0W / 7L |