Player record

Geoffrey Koger

ID 31067MDMaleInactive

Geoffrey Koger's USATT rating is 604.

USATT rating604
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Wins

11

Indexed tournament wins

Losses

23

Indexed tournament losses

Matches

34

Decisive results

Win rate

32.4%

Across indexed matches

Peak rating

604

Highest rating in the available history.

Biggest upset

Alexander Brown

Maryland Circuit · Feb 8, 2004 · +52 rating

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Biggest loss

Leona Madison

Maryland Circuit · Feb 8, 2004 · -36 rating

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Most frequent opponent

Michael Branch

5 matches

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Rating trajectory

Published rating movement across recorded events.

Tournament history

5 tournament appearances · synced Aug 28, 2026, 2:30 AM

DateTournamentRating inRating afterPoints changedRecord
Apr 4, 2004Maryland CircuitTournament · View matches597604+7+15 / -82W / 4L
Mar 20, 2004Maryland Giant RRTournament · View matches552597+45+48 / -33W / 3L
Mar 7, 2004Maryland CircuitTournament · View matches544552+82W / 2L
Feb 8, 2004Maryland CircuitTournament · View matches547544-32W / 2L
Jan 11, 2004Maryland CircuitTournament · View matches · Initial rating 547Unrated547—2W / 12L