USCF player statistics

Muthukumaran, Gurru

USCF 15865863PennsylvaniaUpdated: Oct 2026
Official US Chess record

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Gender
Male
TD
Club
US Chess reported rank
#1,172 national · #36 in state
Floor
Regular 1,900 · Quick 1,700 · Blitz 1,400 · Online Regular 1,300 · Online Quick 100
Rated games
Online Quick 23

US Chess record as of Sep 15, 2026

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Rating format

Regular rating

2,130-26 since Sep 2026

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

Oct 20262,130 Regular
Dec 2025: 2122Jan 2026: 2122Feb 2026: 2122Mar 2026: 2145Apr 2026: 2150May 2026: 2157Jun 2026: 2157Jul 2026: 2157Aug 2026: 2157Sep 2026: 2156Oct 2026: 2130
Dec 2025Oct 2026
11 updates in this window · +8 first to last · open points are provisional · guides mark US Chess classes · unpublished months are skipped, not inactivity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

  • -158 Quick vs Regular

    Typical for 2,100–2,199 regular players: -165 (middle half -259 to -106, 573 established members). This gap is within the typical range.

  • -483 Blitz vs Regular

    Typical for 2,100–2,199 regular players: -205 (middle half -299 to -116, 435 established members). This gap is below the typical range.

  • -539 Online Regular vs Regular

    Typical for 2,100–2,199 regular players: -493 (middle half -682 to -284, 179 established members). This gap is within the typical range.

  • -597 Online Quick vs Regular (provisional)

    Typical for 2,100–2,199 regular players: -398 (middle half -612 to -254, 165 established members). This gap is within the typical range.

How this rating moves

Between consecutive published observations, provisional included.

Biggest gain
+23
Feb 2026 to Mar 2026
Biggest drop
-26
Sep 2026 to Oct 2026
Longest rise
3 updates
+35 from Feb 2026 to May 2026
Updates that moved
5 of 10
Latest -26, Sep 2026 to Oct 2026
Typical move
±6
Mean absolute change; spread ±11.9

Regular rating in context

Oct 2026 update

United States

#1,579of 82,596 rated members · higher than 98%

81,013 lower · 5 same rating · 1,578 higher · ties share a rank

Pennsylvania

#54of 2,576 rated members · higher than 97.8%

2,521 lower · 2 same rating · 53 higher · ties share a rank

Where this rating sits · United States

82,596 rated members in 50-point bands · median 800–849 · 1,921 within 100 points of 2,130 (this player included)

Player · 2,130
01,4502,900

2,100–2,149: 441 members (0.5%) · highlighted band is the player’s · dashed line is the target

98.2% below 2,150 (81,152 of 82,596; 98% below 2,130)

Percentile over time · United States

98% higher than · Oct 2026 · rank #1,579 of 82,596

Since Dec 2025
+0.1 pts

Dec 2025: higher than 97.9% (rank 1,620 of 81,102)Jan 2026: higher than 97.9% (rank 1,607 of 79,487)Feb 2026: higher than 98% (rank 1,669 of 83,940)Mar 2026: higher than 98.2% (rank 1,436 of 80,605)Apr 2026: higher than 98.2% (rank 1,398 of 80,831)May 2026: higher than 98.3% (rank 1,365 of 81,236)Jun 2026: higher than 98.3% (rank 1,370 of 83,290)Jul 2026: higher than 98.3% (rank 1,355 of 82,736)Aug 2026: higher than 98.3% (rank 1,355 of 83,080)Sep 2026: higher than 98.3% (rank 1,385 of 83,635)Oct 2026: higher than 98% (rank 1,579 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 Pennsylvania 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 Muthukumaran, Gurru
MonthRegularQuickBlitzOnline RegularOnline Quick
Oct 20262,130-261,972no change1,647no change1,591no change1,533 Pno change · 23 games
Sep 20262,156-11,972no change1,647no change1,591no change1,533 Pno change · 23 games
Aug 20262,157no change1,972no change1,647no change1,591no change1,533 Pno change · 23 games
Jul 20262,157no change1,972no change1,647no change1,591no change1,533 Pno change · 23 games
Jun 20262,157no change1,972no change1,647no change1,591no change1,533 Pno change · 23 games
May 20262,157+71,972+231,647no change1,591no change1,533 Pno change · 23 games
Apr 20262,150+51,949-71,647no change1,591+171,533 Pno change · 23 games
Mar 20262,145+231,956no change1,647no change1,574no change1,533 Pno change · 23 games
Feb 20262,122no change1,956no change1,647no change1,574no change1,533 Pno change · 23 games
Jan 20262,122no change1,956no change1,647no change1,574+581,533 Pno change · 23 games
Dec 20252,1221,9561,6471,5161,533 P23 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.