USCF player statistics

Odero, Arnel

USCF 12937914CaliforniaUpdated: Nov 2026
Official US Chess record

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Gender
Male
US Chess reported rank
#4,243 national · #306 in state
Floor
Regular 1,800 · Quick 1,700 · Blitz 1,800

US Chess record as of Sep 15, 2026

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Rating format

Regular rating

1,8870 since Oct 2026

Published rating · Nov 2026 · 12 published updates since Dec 2025

Nov 20261,887 Regular
Dec 2025: 1939Jan 2026: 1939Feb 2026: 1939Mar 2026: 1939Apr 2026: 1939May 2026: 1939Jun 2026: 1939Jul 2026: 1939Aug 2026: 1893Sep 2026: 1887Oct 2026: 1887Nov 2026: 1887
Dec 2025Nov 2026
12 updates in this window · -52 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity
Overlays their published ratings on the chart; the link keeps the comparison.

Other formats against Regular

  • -77 Quick vs Regular

    Typical for 1,800–1,899 regular players: -129 (middle half -220 to -73, 1,805 established members). This gap is within the typical range.

  • +66 Blitz vs Regular

    Typical for 1,800–1,899 regular players: -208 (middle half -342 to -93, 996 established members). This gap is above the typical range.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
—
No gain between published updates yet
Biggest drop
-46
Jul 2026 to Aug 2026
Longest rise
—
No consecutive gains yet
Current run
2 updates
Unchanged since Sep 2026
Typical move
±5
Mean absolute change; spread ±13.8

Regular rating in context

Nov 2026 update

United States

#5,504of 83,032 rated members · higher than 93.3%

77,506 lower · 23 same rating · 5,503 higher · ties share a rank

California

#787of 9,288 rated members · higher than 91.5%

8,500 lower · 2 same rating · 786 higher · ties share a rank

Where this rating sits · United States

83,032 rated members in 50-point bands · median 850–899 · 4,672 within 100 points of 1,887 (this player included)

Player · 1,887
01,4252,850

1,850–1,899: 1,092 members (1.3%) · highlighted band is the player’s · dashed line is the target

93.6% below 1,900 (77,784 of 83,032; 93.3% below 1,887)

Percentile over time · United States

93.3% higher than · Nov 2026 · rank #5,504 of 83,032

Since Dec 2025
-1.5 pts

Dec 2025: higher than 94.8% (rank 4,194 of 81,102)Jan 2026: higher than 94.7% (rank 4,138 of 79,487)Feb 2026: higher than 94.8% (rank 4,287 of 83,940)Mar 2026: higher than 94.7% (rank 4,194 of 80,605)Apr 2026: higher than 94.8% (rank 4,179 of 80,831)May 2026: higher than 94.7% (rank 4,221 of 81,236)Jun 2026: higher than 94.9% (rank 4,227 of 83,290)Jul 2026: higher than 94.9% (rank 4,176 of 82,736)Aug 2026: higher than 93.6% (rank 5,239 of 83,080)Sep 2026: higher than 93.4% (rank 5,437 of 83,635)Oct 2026: higher than 93.3% (rank 5,440 of 82,596)Nov 2026: higher than 93.3% (rank 5,504 of 83,032)
Dec 2025Nov 2026
Each month against that month’s active pool, so pool growth and rating drift both count.
How these comparisons are calculated

Chess67 calculations from the Nov 2026 monthly rating update, using the same population as the USCF statistics pages: US members classified as active in the published monthly records, excluding lifetime-coded records, provisional ratings included. Ties share a rank; “lower” is strictly lower; national and state groups overlap. The target explorer keeps the population fixed, with this player at their recorded rating: it is a rating comparison, not a prediction of future rank.

United States statistics California statistics

Published ratings by month

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

Monthly USCF ratings for Odero, Arnel
MonthRegularQuickBlitz
Nov 20261,887no change1,810no change1,953-15
Oct 20261,887no change1,810no change1,968no change
Sep 20261,887-61,810-81,968+105
Aug 20261,893-461,818-481,863no change
Jul 20261,939no change1,866no change1,863no change
Jun 20261,939no change1,866no change1,863no change
May 20261,939no change1,866no change1,863no change
Apr 20261,939no change1,866no change1,863no change
Mar 20261,939no change1,866no change1,863no change
Feb 20261,939no change1,866no change1,863no change
Jan 20261,939no change1,866no change1,863no change
Dec 20251,9391,8661,863

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.