CChessStats

FIDE World Amateur Chess Championships 2025 - U1700w

Open SwissStandard

18 players participated in this 9-round tournament, held from 05 Nov 2025 to 13 Nov 2025 in Vrnjacka Banja, Serbia. 6 federations represented. Top 10 Elo average was 1612, and top seed was Mera Abdulaziz Aidarous (🇦🇪 UAE, 1694).

Mouza Nasser AlShamsi (🇦🇪 UAE, 1642) won with 7.0/9, ahead of Ayala Kuanyshbay (6.5) and Disha U A (6.5). AlShamsi won solo starting round 3.

The biggest upset came in round 1: Nazira Aitasova (1518) beat Lulwa Khalifa Alhammadi (1663), a +145-point gap.

Location
🇷🇸Vrnjacka Banja, Serbia
Dates
05 Nov 2025 → 13 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Top seed
🇦🇪Mera Abdulaziz Aidarous1694
Avg top 10
1,612
Participants
18
Federations · 6 represented
🇲🇳Mongolia×4
🇮🇳India×4
🇦🇪United Arab Emirates×3
🇷🇸Serbia×3
🇰🇿Kazakhstan×2
🇷🇴Romania×1
Top 3

How it unfolded

Top 6 · 9 rounds

Mouza Nasser AlShamsi led from R3; +0.5-point edge over the runner-up.

Co-leaders
6
3
1
1
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
AlShamsi7Kuanyshbay6.5Disha U6.5Toculet5.5Nyamlkhagva5.5Jain5.5
R3–R9 · LEAD HELD

Mouza Nasser AlShamsi held the sole lead from R3 through R9 without losing it.

R8 · HEAD-TO-HEAD · WINNER VS 2ND

Mouza Nasser AlShamsi lost to Ayala Kuanyshbay (Black).

WIN STREAKS · 2 top finishers

Mouza Nasser AlShamsi 6 wins (R1–R6)Ayala Kuanyshbay 3 wins (R7–R9)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Mouza Nasser AlShamsi*
0
1
½
2Ayala Kuanyshbay
1
*
½
—
3Disha U A
0
½
*—
4Erika-Andreea Toculet
½
——*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Mouza Nasser AlShamsi1642UAE+16N+14B+7N+3B+8N+11B=4N−2N=5B7.042.544.532.501769+52.4
2Kuanyshbay, Ayala1578KAZ=7B=13N=10B=4N+6B=3N+11N+1B+8N6.544.048.035.001797+94.4
3Disha U A1641IND+17B+10N=8B−1N+12N=2B+7N+9B=4B6.543.545.530.001690+22.0
4Tanishka Jain1444IND=13B=12N=6B=2B=5N+18N=1B+7B=3N5.544.544.524.751588+53.6
5Toculet, Erika-Andreea1608ROU=12B−7N+16B=10N=4B=9N+15B+8B=1N5.540.542.524.001690+36.4
6Nyamlkhagva, Taivanbaatar1608MGL−14N+18B=4N−7B−2N+16B+17N+13B+11N5.533.533.515.251632+10.8
7Amin-Erdene Dulguunjargal0MGL=2N+5B−1B+6N=9B+10N−3B−4N+14B5.046.550.525.7515810.0
8Mera Abdulaziz Aidarous1694UAE+9N+15B=3N=11B−1B+13N+12B−5N−2B5.043.547.022.501630-42.4
9Tsedenkhorol, Dorjgotov1548MGL−8B+17N−11N+14B=7N=5B+10B−3N+15B5.039.041.019.751625+33.6
10Aitasova, Nazira1518KAZ+11N−3B=2N=5B+15N−7B−9N+18B+17N5.038.538.516.001630+42.0
11Lulwa Khalifa Alhammadi1663UAE−10B+16N+9B=8N+13B−1N−2B+12N−6B4.542.544.518.001573-48.0
12Ayushi Jaiswal1460IND=5N=4B+15N=13N−3B+17B−8N−11B+18N4.536.536.513.001543+14.0
13Nedeljkovic, Lena1586SRB=4N=2B+14N=12B−11N−8B+18N−6N=16B4.037.537.513.251469-52.4
14Nandinkholboo, Khurelbaatar1472MGL+6B−1N−13B−9N+18B−15N+16N+17B−7N4.034.034.09.501507+12.4
15Lazic, Natalija1549SRB+18N−8N−12B+17N−10B+14B−5N=16B−9N3.533.033.07.001397-66.0
16Madhuri, N1494IND−1B−11B−5N+18B−17N−6N−14B=15N=13N2.036.036.03.751254-41.8
17Tadic, Sofija1476SRB−3N−9B+18N−15B+16B−12N−6B−14N−10B2.036.036.02.001216-93.2
18FIDE 5570051170—−15B−6N−17B−16N−14N−4B−13B−10N−12B0.034.036.00.007130.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets