Player record

Chan, Jonah

ID 1167913MaleInactive
Current rating835
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Wins

16

Indexed tournament wins

Losses

9

Indexed tournament losses

Matches

25

Decisive results

Win rate

64.0%

Across indexed matches

Peak rating

835

Highest rating in the available history.

Biggest upset

Del Giudice, Carlo

Sacramento Winter Open at SITTA · Feb 15, 2020 · +370 rating

Open →

Biggest loss

Young, Andre

Sacramento Winter Open at SITTA · Feb 15, 2020 · -74 rating

Open →

Most frequent opponent

Young, Andre

4 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

2 tournament appearances · synced Aug 14, 2026, 2:28 AM

DateTournamentRating inRating afterPoints changedRecord
Feb 15, 2020Sacramento Winter Open at SITTATournament · View matches · USATT readjusted 592 → 724592835+111+128 / -1712W / 3L
Oct 19, 2019Sacramento Fall 3 Player Team & Giant RR OpenTournament · View matches · Initial rating 592Unrated592-36+11 / -474W / 6L