Wins
15
Indexed tournament wins
Player record
Wins
15
Losses
15
Matches
30
Win rate
50.0%
1,788
Highest rating in the available history.
Kupferman, Harold
Spin Open · Apr 4, 1999 · +144 rating
Open →Not enough data
No qualifying loss available.
Donald Feltenberger
3 matches
Open →Published rating movement across recorded events.
5 tournament appearances · synced Aug 9, 2026, 2:18 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 4, 1999 | Spin OpenTournament · View matches | 1,762 | 1,788 | +26+30 / -4 | 2W / 3L |
| Jan 23, 1999 | Bernie Bennet MemorialTournament · View matches | 1,753 | 1,762 | +9+32 / -23 | 2W / 5L |
| Nov 1, 1998 | NETTA Connecticut Open & 1998 Tournament · View matches | 1,705 | 1,753 | +48 | 5W / 2L |
| Sep 13, 1998 | Westfield September OpenTournament · View matches | 1,717 | 1,705 | -12+4 / -16 | 1W / 4L |
| Nov 15, 1997 | 1997 MIT OpenTournament · View matches · Initial rating 1,717 | Unrated | 1,717 | — | 5W / 1L |
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