4th Rigo Janos Memorial IM-A
10 players participated in this 9-round tournament, held from 21 Jun 2025 to 27 Jun 2025 in Balatonlelle, Hungary. 8 titled players from 5 federations. Top 10 Elo average was 2247, and top seed was Marcell Borhy (🇭🇺 HUN, IM, 2340).
Marcell Borhy (🇭🇺 HUN, IM, 2340) won with 6.0/9, ahead of Attila Istvan Csonka (6.0) and Ajay Santhosh Parvathareddy (5.0). Borhy shared the lead from round 7, winning on tie-break.
The biggest upset came in round 6: Zsombor Pasti (2097) beat Jana Schneider (FM, 2308), a +211-point gap.
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How it unfolded
Top 10 · 9 roundsTitle race narrowed from 3 co-leaders at R4 to 2 at the finish.
FM Jana Schneider takes the sole lead (2.5/3).
IM Marcell Borhy drew with IM Attila Istvan Csonka (Black).
IM Marcell Borhy went unbeaten across 9 games (R1–R9).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇭🇺IMBorhy, Marcell | 2340 | * | ½ | ½ | ½ | ½ | 1 | ½ | ½ | 1 | 1 | 6.0 | 24.00 | 38.0 | +2.7 | 2362 |
| 2 | 🇭🇺IMCsonka, Attila Istvan | 2290 | ½ | * | ½ | ½ | ½ | ½ | ½ | 1 | 1 | 1 | 6.0 | 23.25 | 38.0 | +9.4 | 2367 |
| 4 | 🇮🇳IMAjay Santhosh Parvathareddy | 2244 | ½ | ½ | * | ½ | — | ½ | 1 | 0 | 1 | 1 | 5.0 | 20.75 | 39.0 | +20.6 | 2342 |
| 3 | 🇭🇺FMKovacsy, Barnabas | 2251 | ½ | ½ | ½ | * | ½ | 0 | ½ | 1 | ½ | 1 | 5.0 | 20.00 | 39.0 | +8.6 | 2290 |
| 6 | 🇷🇸GMIlincic, Zlatko | 2247 | ½ | ½ | — | ½ | * | ½ | 1 | ½ | 1 | 0 | 4.5 | 19.75 | 39.5 | +5.1 | 2290 |
| 5 | 🇩🇪FMSchneider, Jana | 2308 | 0 | ½ | ½ | 1 | ½ | * | ½ | 1 | ½ | 0 | 4.5 | 19.50 | 39.5 | -16.4 | 2240 |
| 7 | 🇭🇺CMCsernyik, Mark | 2170 | ½ | ½ | 0 | ½ | 0 | ½ | * | 1 | 1 | ½ | 4.5 | 18.00 | 39.5 | +39.5 | 2256 |
| 9 | 🇭🇺FMTancsa, Tamas | 2240 | ½ | 0 | 1 | 0 | ½ | 0 | 0 | * | 0 | 1 | 3.0 | 12.75 | 41.0 | -27.8 | 2123 |
| 8 | 🇺🇸Singh, Siddharth | 2282 | 0 | 0 | 0 | ½ | 0 | ½ | 0 | 1 | * | 1 | 3.0 | 10.25 | 41.0 | -37.4 | 2118 |
| 10 | 🇭🇺Pasti, Zsombor | 2097 | 0 | 0 | 0 | 0 | 1 | 1 | ½ | 0 | 0 | * | 2.5 | 11.25 | 41.5 | -1.5 | 2098 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Csernyik, MarkCMHUN+39.54.5 pts · #7
- 2Ajay Santhosh ParvathareddyIMIND+20.65.0 pts · #4
- 3Csonka, Attila IstvanIMHUN+9.46.0 pts · #2
- 1Singh, SiddharthUSA-37.43.0 pts · #8
- 2Tancsa, TamasFMHUN-27.83.0 pts · #9
- 3Schneider, JanaFMGER-16.44.5 pts · #5
- R6+211 Elo gap
- R2+150 Elo gap
- R9+112 Elo gap