Rostov Region Championship 2025 B-15 Standard
Open SwissStandard
38 players participated in this 9-round tournament, held from 25 Jun 2025 to 01 Jul 2025 in Rostov-on-Don, Russia. 2 federations represented. Top 10 Elo average was 1741, and top seed was Nikolay Birmenko ( FID, 2005).
Andrey Kryakvin (🇷🇺 RUS, 1977) won with 7.5/9, ahead of Ivan Kolmagorov (6.5) and Martin Elamiryan (6.5). Kryakvin shared the lead from round 7 and broke clear in the final round.
The biggest upset came in round 9: Gleb Fomenko (1575) beat Martin Elamiryan (1858), a +283-point gap.
Location
🇷🇺Rostov-on-Don, Russia
Dates
25 Jun 2025 → 01 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Federations · 2 represented
🇷🇺Russia×33
FIDE (no federation)×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsAndrey Kryakvin led from R9; +1.0-point edge over the runner-up.
Co-leaders
18
8
4
1
2
1
3
2
1
R6 · LEADER CHANGE28 Jun
Martin Elamiryan takes the sole lead (5.5/6).
R7 · HEAD-TO-HEAD · WINNER VS 2ND
Andrey Kryakvin beat Martin Elamiryan (Black).
WIN STREAKS · 3 top finishers
Andrey Kryakvin 6 wins (R3–R9)Martin Elamiryan 3 wins (R1–R3)Ivan Kolmagorov 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Andrey Kryakvin | * | 1 | 1 | 1 |
| 2Martin Elamiryan | 0 | * | 1 | ½ |
| 3Ivan Kolmagorov | 0 | 0 | * | 1 |
| 4Matvey Cherkashin | 0 | ½ | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Kryakvin, Andrey | 1977 | RUS | +10B | =5N | +9B | F | +2N | +4B | +3N | +13B | +12N | 7.5 | 46.5 | 48.5 | 43.50 | 2108 | +20.8 |
| 2 | Kolmagorov, Ivan | 1657 | RUS | +15N | +12B | +7N | +11B | −1B | −3N | +14N | +4B | =8N | 6.5 | 47.0 | 52.0 | 35.25 | 1819 | +66.8 |
| 3 | Elamiryan, Martin | 1858 | RUS | +18N | +23B | +13N | =4B | +11N | +2B | −1B | +6N | −7B | 6.5 | 47.0 | 51.0 | 34.25 | 1840 | +1.2 |
| 4 | Cherkashin, Matvey | 1815 | RUS | +32B | +33N | +36B | =3N | +5B | −1N | +6B | −2N | +11B | 6.5 | 43.0 | 45.0 | 27.75 | 1897 | +36.4 |
| 5 | Kilo, Matvey | 1608 | RUS | +26N | =1B | +20N | +13B | −4N | −7B | =12N | +22B | +14N | 6.0 | 43.5 | 47.0 | 28.25 | 1690 | +36.0 |
| 6 | Sokolov, Denis D | 1597 | RUS | −20N | +28B | +27N | +18B | +7N | +12B | −4N | −3B | +13N | 6.0 | 41.5 | 45.0 | 27.50 | 1749 | +47.6 |
| 7 | Fomenko, Gleb | 1575 | RUS | +38B | +22N | −2B | +33N | −6B | +5N | =11N | =12B | +3N | 6.0 | 41.5 | 42.0 | 24.50 | 1716 | +58.0 |
| 8 | Sokolov, Mikhail D | 1489 | RUS | +28N | =20B | −14N | =10B | =9B | +29N | +18B | =11N | =2B | 5.5 | 40.0 | 43.5 | 25.00 | 1564 | +18.8 |
| 9 | Semeno, Andrey | 0 | RUS | =17N | +?B | −1N | +20B | =8N | −11B | =24N | +26B | +19N | 5.5 | 39.5 | 39.5 | 19.75 | 1596 | 0.0 |
| 10 | Shamov, Fedor | 1504 | RUS | −1N | =26B | +30N | =8N | −19B | =34B | +27N | +24B | +18N | 5.5 | 36.5 | 38.5 | 21.00 | 1600 | +10.8 |
| 11 | Kilo, Ilya | 1706 | RUS | +16B | +21N | +19B | −2N | −3B | +9N | =7B | =8B | −4N | 5.0 | 46.0 | 50.5 | 25.25 | 1526 | -64.8 |
| 12 | Zhirkov, German | 1435 | RUS | +25B | −2N | +15B | +19N | +22B | −6N | =5B | =7N | −1B | 5.0 | 45.5 | 49.5 | 23.50 | 1498 | +17.6 |
| 13 | Sayadov, Ruslan | 1535 | RUS | +31N | +27B | −3B | −5N | +16B | +33N | +22B | −1N | −6B | 5.0 | 41.5 | 44.0 | 18.00 | 1567 | -34.0 |
| 14 | Berov, Valeriy | 1527 | RUS | +35B | −36N | +8B | −22N | +15B | +19N | −2B | +16N | −5B | 5.0 | 38.5 | 40.5 | 22.00 | 1390 | -35.2 |
| 15 | Golenishchev, Sergey | 0 | RUS | −2B | +34N | −12N | +24B | −14N | +30B | +23N | −18B | +31N | 5.0 | 35.5 | 37.5 | 16.50 | 1274 | -60.8 |
| 16 | Luspikaev, Andrey | 0 | RUS | −11N | −24B | +28N | +37B | −13N | +17N | +31B | −14B | +23N | 5.0 | 34.5 | 35.5 | 16.50 | 1427 | 0.0 |
| 17 | Zimovnov, Kirill | 0 | RUS | =9B | −19N | +31N | =23B | −27N | −16B | +37N | +34B | +22N | 5.0 | 31.5 | 32.5 | 14.75 | 1552 | 0.0 |
| 18 | Boldyrev, Dmitriy | 1407 | RUS | −3B | +35N | +21B | −6N | =29B | +27B | −8N | +15N | −10B | 4.5 | 40.0 | 42.0 | 16.75 | 1342 | -18.0 |
| 19 | Ermilov, Mikhail | 0 | RUS | +?N | +17B | −11N | −12B | +10N | −14B | =33B | +21N | −9B | 4.5 | 38.0 | 38.0 | 16.25 | 1544 | 0.0 |
| 20 | Kireenko, Ivan | 0 | RUS | +6B | =8N | −5B | −9N | −?B | +35N | −21B | +32N | +26B | 4.5 | 36.0 | 36.0 | 17.25 | 1388 | 0.0 |
| 21 | Bogunov, Stepan | 1512 | RUS | +24N | −11B | −18N | =30B | =31N | =26B | +20N | −19B | +27N | 4.5 | 33.0 | 36.0 | 17.00 | 771 | -34.4 |
| 22 | Volkanov, Kirill | 1500 | RUS | +30N | −7B | +37N | +14B | −12N | +23B | −13N | −5N | −17B | 4.0 | 39.5 | 40.5 | 13.50 | 1430 | -22.4 |
| 23 | Deryagin, Konstantin | 1547 | RUS | +34B | −3N | =29B | =17N | +32B | −22N | −15B | +25N | −16B | 4.0 | 36.0 | 38.0 | 13.25 | 879 | -29.6 |
| 24 | FIDE 55885071 | 0 | — | −21B | +16N | −33B | −15N | +28N | +32B | =9B | −10N | =29B | 4.0 | 35.5 | 38.0 | 16.00 | 742 | 0.0 |
| 25 | Vaschilov, Demyan | 0 | RUS | −12N | =31B | −26N | −28B | +38N | =37B | +32N | −23B | +34N | 4.0 | 25.0 | 25.5 | 7.50 | 695 | 0.0 |
| 26 | Sabidov, Aleksandr | 0 | RUS | −5B | =10N | +25B | =29N | −33B | =21N | +28B | −9N | −20N | 3.5 | 37.0 | 39.5 | 14.25 | 1359 | 0.0 |
| 27 | Kravchenko, Dmitrii | 0 | RUS | +37B | −13N | −6B | =34N | +17B | −18N | −10B | +35N | −21B | 3.5 | 34.5 | 35.5 | 9.00 | 736 | 0.0 |
| 28 | FIDE 540031853 | 0 | — | −8B | −6N | −16B | +25N | −24B | +38B | −26N | +37N | =35B | 3.5 | 31.0 | 31.5 | 6.50 | 744 | 0.0 |
| 29 | Kurilov, Mikhail | 0 | RUS | −36B | +38N | =23N | =26B | =18N | −8B | =34N | −31B | =24N | 3.5 | 28.5 | 29.0 | 9.50 | 1423 | 0.0 |
| 30 | FIDE 540060330 | 0 | — | −22B | +32N | −10B | =21N | =34B | −15N | −35B | =38N | +37B | 3.5 | 27.0 | 27.5 | 7.50 | 1232 | 0.0 |
| 31 | Merinov, Yaroslav | 0 | RUS | −13B | =25N | −17B | +38N | =21B | F | −16N | +29N | −15B | 3.0 | 32.5 | 32.5 | 8.25 | 1394 | 0.0 |
| 32 | Chakiridi, Matvey | 0 | RUS | −4N | −30B | +35N | +?B | −23N | −24N | −25B | −20B | +38N | 3.0 | 29.0 | 29.0 | 2.50 | 1502 | 0.0 |
| 33 | Pukhovskiy, Mikhail | 1611 | RUS | F | −4B | +24N | −7B | +26N | −13B | =19N | F | F | 2.5 | 29.5 | 29.5 | 9.75 | 884 | -48.8 |
| 34 | Kadyrov, Aleksey | 0 | RUS | −23N | −15B | F | =27B | =30N | =10N | =29B | −17N | −25B | 2.0 | 34.0 | 34.0 | 8.00 | 1340 | 0.0 |
| 35 | FIDE 540059413 | 0 | — | −14N | −18B | −32B | F | =37N | −20B | +30N | −27B | =28N | 2.0 | 28.5 | 28.5 | 5.75 | 664 | 0.0 |
| 36 | Birmenko, Nikolay | 2005 | FID | +29N | +14B | −4N | F | F | F | F | F | F | 2.0 | 22.5 | 22.5 | 8.50 | 1710 | -26.8 |
| 37 | Budanov, Vladislav | 0 | RUS | −27N | F | −22B | −16N | =35B | =25N | −17B | −28B | −30N | 1.0 | 30.5 | 30.5 | 3.00 | 700 | 0.0 |
| 38 | Goncharov, Dmitriy N | 0 | RUS | −7N | −29B | −?N | −31B | −25B | −28N | F | =30B | −32B | 0.5 | 26.5 | 26.5 | 1.75 | 739 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Kolmagorov, IvanRUS+66.86.5 pts · #3
- 2Fomenko, GlebRUS+58.06.0 pts · #5
- 3Sokolov, Denis DRUS+47.66.0 pts · #7
Top rating losers
- 1Kilo, IlyaRUS-64.85.0 pts · #11
- 2Golenishchev, SergeyRUS-60.85.0 pts · #24
- 3Pukhovskiy, MikhailRUS-48.82.5 pts · #38
Biggest upsets
- R9+283 Elo gap
- R3+190 Elo gap
- R8+158 Elo gap