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Nathan Mamallan

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USA · 13 yrs · K=40 · Peak 1663 (By Sep 2026)

Best performance: 1637 at 2026 US AMATEUR WEST INDV. CHAMPIONSHIP (BAC 3297) — 1400-1799(Best of 2026)

World #=126351 live, down 1380#124,971 publishedUnited States #=3854

NOV26 Rating

1663

Live Rating

1663.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

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Official classical rating by month
ListRatingChange
Nov 202616630
Oct 202616630

Form · Classical

oldest → latest

Unbeaten in the last 3 games (3 draws), since Sep 6. Longest unbeaten run in 2026: 4 games, Jul 18 – Jul 19.

From 24 classical games on record, the latest on Sep 7.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
2026 CALCHESS STATE OPEN CHAMPIONSHIP (BAC 3511) — 1000-1599Sep 4 – Sep 72½/7

The live rating moves only when new rated games are played. Until then it matches the published rating.

Best wins · Classical

From 7 rated classical games against rated opponents, 2026

#OpponentRating
1, Mihir Chandra, Aug 2026 · 2026 US AMATEUR WEST INDV. CHAMPIONSHIP (BAC 3297) — 1400-1799, 1615
2, Vijay Chilukuru, Aug 2026 · MILPITAS REAL FIDE CHAMP (BAC 3485) — UNDER 1600, 1581
3, Rikitha Selvam, Aug 2026 · 2026 US AMATEUR WEST INDV. CHAMPIONSHIP (BAC 3297) — 1400-1799, 1576

Event timeline · Classical

4 events · All years

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Performance rating by month

2026: 1623 over 7 rated games

MonthGamesScoreAvg oppTPR
Aug73½16231623

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Rated near Nathan Mamallan · Classical

World

  1. #=126351Thomas Briffaut1663.0
  2. #=126351Duong Danh Phat1663.0
  3. #=126351Nathan Mamallan1663.0
  4. #=126351Muhd Ariji Hasan Basri1663.0
  5. #=126351Thomas Afford1663.0

United States

  1. #=3854Beck Urban Holtzman1663.0
  2. #=3854Ryan Arman Hassas1663.0
  3. #=3854Nathan Mamallan1663.0
  4. #3864Varin Shah1662.8
  5. #=3865Mike Cronin1662.0

Live ratings projected from the NOV26 published list · Not affiliated with FIDE