CChessStats

VPHS_VEGAS_Standard - A DECEMBER 2025

Open SwissStandard

18 players participated in this 7-round tournament, held from 20 Dec 2025 to 21 Dec 2025 in Nemchinovka, Russia. Top 10 Elo average was 1218, and top seed was Mikhail Andr Zaitsev (🇷🇺 RUS, 1642).

Nikita S. Petrenko (🇷🇺 RUS, 1595) won with 6.5/7, ahead of Mikhail Andr Zaitsev (5.0) and Aleksandr Gaydamak (5.0). Petrenko won solo starting round 3.

Location
🇷🇺Nemchinovka, Russia
Dates
20 Dec 2025 → 21 Dec 2025
Time control
Standard: All Moves in 30 Min. Del. 30 Sec. / /
System
Swiss · 7 rounds
Top seed
Avg top 10
1,218
Participants
18
Federations · 1 represented
🇷🇺Russia×15
Top 3

How it unfolded

Top 6 · 7 rounds

Nikita S. Petrenko led from R3; +1.5-point edge over the runner-up.

Co-leaders
9
3
1
1
1
1
1
23.55.57R1R2R3R4R5R6R7
R3–R7 · LEAD HELD

Nikita S. Petrenko never relinquished the lead after R3; final gap +1.5 over the runner-up.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Nikita S. Petrenko beat Aleksandr Gaydamak (White).

WIN STREAKS · 3 top finishers

Nikita S. Petrenko 6 wins (R1–R6)Aleksandr Gaydamak 3 wins (R2–R4)Mikhail Andr Zaitsev 3 wins (R4–R6)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Petrenko, Nikita S.1595RUS+12B+16N+7B+6N+3B+9N=2B6.524.525.523.001914+68.8
2Zaitsev, Mikhail Andr1642RUS+13N=6B11N+12N+5B+10B=1N5.024.527.519.251721+6.4
3Gaydamak, Aleksandr1547RUS9B+17N+16B+7N1N+11B+10N5.021.522.512.501532-3.6
4Pytalev, Dmitriy0RUS8B+9N12B+16N=6B+14N+7B4.520.521.512.5015310.0
5Kofanov, Timofey0RUS10N=15B+17N+13B2N+8N+9B4.520.521.512.2515720.0
6Uilan, Svetoslav0RUS+18B=2N+8B1B=4N7N+11B4.027.027.011.7514550.0
7Panteleev, Pavel Val1496RUS+15N+10B1N3B+16N+6B4N4.025.026.010.001408-14.0
8Koltygin, Dmitriy1422RUS+4N+11B6N10B+14N5B+13N4.022.524.512.502266+11.2
9Shirokov, Viktor1579RUS+3N4B+13N+11B=10N1B5N3.527.030.012.751659+6.4
10Psyrkov, Dmitriy Ser0RUS+5B7N+15B+8N=9B2N3B3.526.027.511.7513920.0
11Panteleev, Leonid Pav0RUS+17B8N+2B9N+12B3N6N3.024.525.59.0013590.0
12Surkov, Vladimir Andr0RUS1N+14B+4N2B11N13B+17B3.024.025.07.507700.0
13Tyulina, Vera1450RUS2B+18N9B5N+17B+12N8B3.021.021.04.00754-46.4
14FIDE 570002428016B12N+18B+15N8B4BF2.014.014.01.506450.0
15Badalyan, Ljudmila0RUS7B=5N10N14BF17N+16B1.516.016.03.2514800.0
16Prokudin, Nikolay1450RUS+14N1B3N4B7BF15N1.023.523.52.00744-46.4
17FIDE 540088162011N3B5BF13N+15B12N1.020.020.01.507070.0
18FIDE 57000243606N13B14NFFFF0.010.010.00.006660.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers