USCF player statistics

Poertner, Thanh

USCF 15540545IndianaUpdated: Oct 2026

US Chess membership expired on October 31, 2023. Published rating history is still shown below.

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Rating format

Regular rating

1,7580 since Sep 2026

Published rating · Oct 2026 · 11 published updates since Dec 2025

Oct 20261,758 Regular
Dec 2025: 1758Jan 2026: 1758Feb 2026: 1758Mar 2026: 1758Apr 2026: 1758May 2026: 1758Jun 2026: 1758Jul 2026: 1758Aug 2026: 1758Sep 2026: 1758Oct 2026: 1758
Dec 2025Oct 2026
11 updates in this window · 0 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity

Other formats against Regular

  • -56 Quick vs Regular

    No national baseline for this rating band yet.

  • -293 Blitz vs Regular

    No national baseline for this rating band yet.

  • -437 Online Regular vs Regular

    No national baseline for this rating band yet.

  • -70 Online Quick vs Regular

    No national baseline for this rating band yet.

  • -128 Online Blitz vs Regular

    No national baseline for this rating band yet.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
—
No gain between published updates yet
Biggest drop
—
No drop between published updates yet
Longest rise
—
No consecutive gains yet
Current run
10 updates
Unchanged since Dec 2025
Typical move
±0
Mean absolute change; spread ±0

Published ratings by month

P marks a provisional rating; the small figure is the change since the previous published observation.

Monthly USCF ratings for Poertner, Thanh
MonthRegularQuickBlitzOnline RegularOnline QuickOnline Blitz
Oct 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Sep 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Aug 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Jul 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Jun 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
May 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Apr 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Mar 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Feb 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Jan 20261,758no change1,702no change1,465no change1,321no change1,688no change1,630no change
Dec 20251,7581,7021,4651,3211,6881,630
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About these statistics. Built from the monthly USCF rating updates available to Chess67. Ratings change between publications, and a missing month is not inactivity. The official US Chess record has current ratings and tournament history.