Player record

Mark E. Crum

ID 50049MIMaleInactive

Mark E. Crum's USATT rating is 1,810.

USATT rating1,810
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Wins

46

Indexed tournament wins

Losses

34

Indexed tournament losses

Matches

80

Decisive results

Win rate

57.5%

Across indexed matches

Peak rating

1,838

Highest rating in the available history.

Biggest upset

Randy Smith

US Teams · Nov 27, 1994 · +33 rating

Open →

Biggest loss

Damian Koorey

Grand Rapids Two Man Team Open · Feb 18, 1995 · -291 rating

Open →

Most frequent opponent

Mario Ballerini

4 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

10 tournament appearances · synced Aug 26, 2026, 2:24 AM

DateTournamentRating inRating afterPoints changedRecord
Apr 6, 19971997 Michigan State ChampionshTournament · View matches1,7971,810+13+19 / -66W / 2L
Apr 14, 19961996 Michigan State ChampionshTournament · View matches1,8001,798-2+13 / -154W / 3L
Apr 1, 19951995 Michigan State ChampionshipTournament · View matches1,8031,800-3+7 / -102W / 3L
Feb 18, 1995Grand Rapids Two Man Team OpenTournament · View matches1,8381,803-35+8 / -433W / 3L
Nov 27, 1994US TeamsTournament · View matches1,7481,838+9010W / 9L
Nov 5, 1994Grand Rapids Nov OpenTournament · View matches1,8031,748-55+17 / -724W / 4L
Oct 1, 1994Grand Rapids October OpenTournament · View matches1,8131,803-10+21 / -313W / 3L
Jun 5, 1994Dell Sweeris Team CupTournament · View matches1,8051,813+8+15 / -74W / 3L
Apr 30, 19941994 Michigan State ChampionshTournament · View matches1,8111,805-6+4 / -102W / 2L
Apr 23, 1994Grand Rapids April OpenTournament · View matches1,7961,811+15+33 / -188W / 2L