Open City Chess Club Cup - stage 1
Open SwissStandard
47 players participated in this 7-round tournament, held from 17 Jan 2026 to 25 Jan 2026 in Tomsk, Russia. 1 titled players from 4 federations. Top 10 Elo average was 1782, and top seed was Anton Isaev (🇷🇺 RUS, CM, 2168).
Nadezhda Nikolaeva (🇷🇺 RUS, 1974) won with 7.0/7, ahead of Gleb Radionenko (5.5) and Roman M. Karataev (5.5). Nikolaeva won solo starting round 5.
The biggest upset came in round 3: Gleb Radionenko (1744) beat Anton Isaev (CM, 2168), a +424-point gap.
Location
🇷🇺Tomsk, Russia
Dates
17 Jan 2026 → 25 Jan 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 1
CM×1
Federations · 4 represented
🇷🇺Russia×35
FIDE (no federation)×2
🇰🇿Kazakhstan×2
🇧🇬Bulgaria×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsNadezhda Nikolaeva led from R5; +1.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
20
9
4
2
1
1
1
R5–R7 · LEAD HELD
Nadezhda Nikolaeva never relinquished the lead after R5; final gap +1.5 over the runner-up.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Nadezhda Nikolaeva beat Gleb Radionenko (White).
WIN STREAKS · 3 top finishers
Nadezhda Nikolaeva 7 wins (R1–R7)Gleb Radionenko 4 wins (R1–R4)Roman M. Karataev 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Nadezhda Nikolaeva | * | 1 | 1 | 1 |
| 2Gleb Radionenko | 0 | * | ½ | 1 |
| 3Roman M. Karataev | 0 | ½ | * | — |
| 4CMAnton Isaev | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Nikolaeva, Nadezhda | 1974 | RUS | +16B | +14N | +17B | +3N | +2B | +5N | +4B | 7.0 | 29.0 | 33.0 | 33.00 | 2554 | +35.2 |
| 2 | Radionenko, Gleb | 1744 | FID | +20B | +13N | +4B | +7B | −1N | =3N | +9B | 5.5 | 30.5 | 34.0 | 24.25 | 1986 | +72.4 |
| 3 | Karataev, Roman M. | 1763 | RUS | +34N | +28B | +22N | −1B | +14N | =2B | +13N | 5.5 | 27.0 | 30.0 | 20.25 | 1849 | +27.2 |
| 4 | Isaev, AntonCM | 2168 | RUS | +19N | +11B | −2N | +8N | +10B | +7B | −1N | 5.0 | 30.5 | 34.5 | 22.00 | 1955 | -25.4 |
| 5 | Lozhnikov, Platon | 1799 | RUS | −38N | +37B | +16N | +27B | +13N | −1B | +15N | 5.0 | 24.5 | 26.5 | 17.50 | 1836 | +13.6 |
| 6 | Averchenko, Snezhana | 1511 | RUS | +46B | =8N | +23B | −15N | =20B | +27N | +14B | 5.0 | 22.5 | 22.5 | 14.50 | 1649 | +41.2 |
| 7 | Kakurin, Artem | 1767 | RUS | +30B | +27N | +9B | −2N | +15B | −4N | =8B | 4.5 | 26.5 | 29.5 | 16.75 | 1746 | -7.6 |
| 8 | Danilova, Mariya | 1582 | FID | +35N | =6B | +10N | −4B | +31N | =15B | =7N | 4.5 | 26.0 | 29.0 | 17.25 | 1664 | +25.2 |
| 9 | Mutalibov, Daniil | 1582 | RUS | +29B | +47N | −7N | =19B | +18N | +17B | −2N | 4.5 | 25.0 | 25.0 | 13.00 | 1599 | +4.4 |
| 10 | Khomyakova, Mariya | 1512 | RUS | +43B | +21N | −8B | +17N | −4N | =11B | +28N | 4.5 | 24.5 | 26.0 | 14.25 | 1712 | +61.6 |
| 11 | Kabakov, Maxim | 1572 | RUS | +44B | −4N | −20B | +24N | +30B | =10N | +25B | 4.5 | 23.0 | 23.5 | 12.75 | 1549 | -6.4 |
| 12 | Potorokin, Maksim | 1714 | RUS | +25N | −22B | +38N | −13B | =16N | +32B | +19N | 4.5 | 22.0 | 24.0 | 14.50 | 1388 | -66.8 |
| 13 | Radionenko, Igor | 1534 | RUS | +41N | −2B | +36N | +12N | −5B | +20N | −3B | 4.0 | 27.0 | 29.0 | 13.00 | 1623 | +20.4 |
| 14 | Brodnikov, Prokhor | 1427 | RUS | +45N | −1B | +34N | +21N | −3B | +28B | −6N | 4.0 | 27.0 | 27.5 | 10.00 | 1607 | +4.4 |
| 15 | Martiushev, Matvey | 1509 | RUS | =23N | +38B | +18N | +6B | −7N | =8N | −5B | 4.0 | 26.5 | 28.5 | 15.00 | 1603 | +22.8 |
| 16 | Krivonos, Ekaterina | 1404 | RUS | −1N | +35B | −5B | +33N | =12B | =21N | +27B | 4.0 | 26.0 | 29.0 | 13.00 | 1631 | +48.0 |
| 17 | Barkovskii, Bogdan | 1666 | RUS | +26B | +33N | −1N | −10B | +38N | −9N | +30B | 4.0 | 25.5 | 27.5 | 11.50 | 889 | -58.0 |
| 18 | Prisyazhnikova, Alisa | 1418 | RUS | =24B | +31N | −15B | +23N | −9B | =29N | +36B | 4.0 | 21.5 | 24.5 | 12.75 | 1494 | +16.4 |
| 19 | Petrov, Mikhail K | 1412 | RUS | −4B | +44N | +47B | =9N | =28N | +22B | −12B | 4.0 | 21.0 | 21.0 | 7.75 | 1574 | +36.4 |
| 20 | Zolotarev, Grigorii | 0 | RUS | −2N | +39B | +11N | =28B | =6N | −13B | =21B | 3.5 | 25.5 | 27.5 | 12.25 | 1528 | 0.0 |
| 21 | Morozov, Roman A. | 1639 | RUS | +36N | −10B | +30N | −14B | =25N | =16B | =20N | 3.5 | 22.5 | 25.5 | 11.50 | 1399 | -25.8 |
| 22 | Shachnev, Gleb | 1554 | RUS | +42B | +12N | −3B | F | +36N | −19N | =26B | 3.5 | 22.0 | 22.0 | 10.75 | 1587 | +6.4 |
| 23 | Balachkova, Irina | 0 | RUS | =15B | +24N | −6N | −18B | F | +40B | +29N | 3.5 | 21.5 | 21.5 | 10.50 | 1371 | 0.0 |
| 24 | Zakotnov, Nikolay | 0 | BUL | =18N | −23B | +32N | −11B | −29B | +42N | +38N | 3.5 | 20.0 | 21.5 | 8.50 | 1302 | 0.0 |
| 25 | Kazakov, Stepan | 0 | RUS | −12B | +42N | −27B | +46N | =21B | +31B | −11N | 3.5 | 20.0 | 20.0 | 6.25 | 1433 | 0.0 |
| 26 | FIDE 540044580 | 0 | — | −17N | +43B | −28N | +39B | −27N | +35B | =22N | 3.5 | 18.5 | 20.0 | 8.25 | 1264 | 0.0 |
| 27 | Lapin, Artem | 1562 | RUS | +39N | −7B | +25N | −5N | +26B | −6B | −16N | 3.0 | 25.5 | 27.5 | 9.00 | 806 | -71.6 |
| 28 | Pasochnikova, Anna | 1569 | RUS | +40B | −3N | +26B | =20N | =19B | −14N | −10B | 3.0 | 25.0 | 27.0 | 9.25 | 1392 | -48.0 |
| 29 | Prisyazhnikova, Vasilisa | 0 | RUS | −9N | =32B | +37N | −31B | +24N | =18B | −23B | 3.0 | 21.5 | 24.0 | 9.50 | 1202 | 0.0 |
| 30 | Redchikov, Alexandr | 0 | RUS | −7N | +45B | −21B | +40N | −11N | +33B | −17N | 3.0 | 21.5 | 22.0 | 5.50 | 1378 | 0.0 |
| 31 | Vyshlov, Kirill | 1424 | RUS | =37N | −18B | +33B | +29N | −8B | −25N | =32N | 3.0 | 21.0 | 23.5 | 8.75 | 697 | -32.4 |
| 32 | Rassolov, Aleksey | 0 | KAZ | −33B | =29N | −24B | +37B | +34N | −12N | =31B | 3.0 | 20.0 | 22.5 | 8.50 | 1377 | 0.0 |
| 33 | FIDE 570007535 | 0 | — | +32N | −17B | −31N | −16B | +46B | −30N | +40B | 3.0 | 19.0 | 19.0 | 5.00 | 1293 | 0.0 |
| 34 | Litvinov, Maksim | 0 | RUS | −3B | +40N | −14B | −41N | −32B | +47N | +39B | 3.0 | 18.5 | 18.5 | 4.00 | 1469 | 0.0 |
| 35 | FIDE 540047725 | 0 | — | −8B | −16N | +42B | −38B | +39N | −26N | +46B | 3.0 | 17.5 | 17.5 | 3.50 | 690 | 0.0 |
| 36 | Litvinov, Alexey | 1462 | RUS | −21B | +46N | −13B | +47N | −22B | +38B | −18N | 3.0 | 17.0 | 17.0 | 2.00 | 735 | -64.0 |
| 37 | Abulev, Renat | 0 | KAZ | =31B | −5N | −29B | −32N | +44B | F | +42B | 2.5 | 16.0 | 16.0 | 3.50 | 1420 | 0.0 |
| 38 | Ushakov, Ivan | 0 | RUS | +5B | −15N | −12B | +35N | −17B | −36N | −24B | 2.0 | 24.0 | 27.0 | 8.00 | 1389 | 0.0 |
| 39 | Borisov, David Vad | 0 | RUS | −27B | −20N | +44B | −26N | −35B | +43N | −34N | 2.0 | 17.5 | 18.0 | 2.00 | 761 | 0.0 |
| 40 | Alenichev, Anton | 1451 | RUS | −28N | −34B | +43N | −30B | +47B | −23N | −33N | 2.0 | 17.0 | 17.0 | 1.50 | 770 | -13.6 |
| 41 | Anisimov, Pavel | 0 | RUS | −13B | F | +45N | +34B | F | F | F | 2.0 | 7.5 | 7.5 | 3.50 | 733 | 0.0 |
| 42 | FIDE 522060650 | 0 | — | −22N | −25B | −35N | =44N | +43B | −24B | −37N | 1.5 | 17.5 | 18.0 | 1.75 | 752 | 0.0 |
| 43 | FIDE 570007500 | 0 | — | −10N | −26N | −40B | =45B | −42N | −39B | +47B | 1.5 | 14.0 | 14.0 | 0.25 | 681 | 0.0 |
| 44 | Anikin, Artemiy | 0 | RUS | −11N | −19B | −39N | =42B | −37N | F | F | 0.5 | 14.5 | 14.5 | 0.75 | 691 | 0.0 |
| 45 | FIDE 570007527 | 0 | — | −14B | −30N | −41B | =43N | F | F | F | 0.5 | 10.5 | 10.5 | 0.75 | 769 | 0.0 |
| 46 | Redchikov, Pavel | 0 | RUS | −6N | −36B | F | −25B | −33N | F | −35N | 0.0 | 20.0 | 20.0 | 0.00 | 658 | 0.0 |
| 47 | FIDE 570007543 | 0 | — | F | −9B | −19N | −36B | −40N | −34B | −43N | 0.0 | 18.0 | 18.0 | 0.00 | 676 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Radionenko, GlebFID+72.45.5 pts · #3
- 2Khomyakova, MariyaRUS+61.64.5 pts · #7
- 3Krivonos, EkaterinaRUS+48.04.0 pts · #13
Top rating losers
- 1Lapin, ArtemRUS-71.63.0 pts · #35
- 2Potorokin, MaksimRUS-66.84.5 pts · #19
- 3Litvinov, AlexeyRUS-64.03.0 pts · #47
Biggest upsets
- R3+424 Elo gap
- R4+212 Elo gap
- R7+194 Elo gap