USCF player statistics

Koochi, Sirihas Naidu

USCF 31621071MarylandUpdated: Oct 2026
Official US Chess record

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Gender
Male
US Chess reported rank
#29,762 national · #577 in state
Floor
Regular 150 · Quick 150
Rated games
Regular 11 · Quick 11

US Chess record as of Sep 16, 2026

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Rating format

Regular rating

1,067

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

Oct 20261,067 provisional
Dec 2025: 1033 provisionalJan 2026: 1033 provisionalFeb 2026: 1033 provisionalMar 2026: 1033 provisionalApr 2026: 1033 provisionalMay 2026: 1033 provisionalJun 2026: 1033 provisionalJul 2026: 1033 provisionalAug 2026: 1034 provisionalSep 2026: 944 provisionalOct 2026: 1067 provisional
Dec 2025Oct 2026
11 updates in this window · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -29 Quick vs Regular (provisional)

    Typical for 1,000–1,099 regular players: -25 (middle half -63 to 0, 2,183 established members). This gap is within the typical range.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+123
Sep 2026 to Oct 2026
Biggest drop
-90
Aug 2026 to Sep 2026
Longest rise
1 update
+123 from Sep 2026 to Oct 2026
Updates that moved
3 of 10
Latest +123, Sep 2026 to Oct 2026
Typical move
±21
Mean absolute change; spread ±50.7

Regular rating in context

Oct 2026 update

United States

#32,314of 82,596 rated members · higher than 60.8%

50,240 lower · 43 same rating · 32,313 higher · ties share a rank

Maryland

#704of 1,874 rated members · higher than 62.4%

1,170 lower · 1 same rating · 703 higher · ties share a rank

Where this rating sits · United States

82,596 rated members in 50-point bands · median 800–849 · 7,520 within 100 points of 1,067 (this player included)

Player · 1,067
01,4502,900

1,050–1,099: 1,854 members (2.2%) · highlighted band is the player’s · dashed line is the target

62.3% below 1,100 (51,460 of 82,596; 60.8% below 1,067)

Percentile over time · United States

60.8% higher than · Oct 2026 · rank #32,314 of 82,596

Since Dec 2025
+1.3 pts

Dec 2025: higher than 59.5% (rank 32,730 of 81,102)Jan 2026: higher than 59.1% (rank 32,424 of 79,487)Feb 2026: higher than 59.3% (rank 34,049 of 83,940)Mar 2026: higher than 58.9% (rank 33,035 of 80,605)Apr 2026: higher than 59.1% (rank 33,000 of 80,831)May 2026: higher than 59% (rank 33,230 of 81,236)Jun 2026: higher than 59.6% (rank 33,564 of 83,290)Jul 2026: higher than 59.8% (rank 33,148 of 82,736)Aug 2026: higher than 59.8% (rank 33,293 of 83,080)Sep 2026: higher than 55.4% (rank 37,197 of 83,635)Oct 2026: higher than 60.8% (rank 32,314 of 82,596)
Dec 2025Oct 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 Oct 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 Maryland 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 Koochi, Sirihas Naidu
MonthRegularQuick
Oct 20261,067 P+123 · 18 games1,038 P+113 · 18 games
Sep 2026944 P-90 · 11 games925 P-109 · 11 games
Aug 20261,034 P+1 · 7 games1,034 P+1 · 7 games
Jul 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Jun 20261,033 Pno change · 7 games1,033 Pno change · 7 games
May 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Apr 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Mar 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Feb 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Jan 20261,033 Pno change · 7 games1,033 Pno change · 7 games
Dec 20251,033 P7 games1,033 P7 games

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.