Seniorserien ht 2025 Klass 1 R123
Round-RobinStandard
12 players participated in this 3-round tournament, held from 03 Sept 2025 to 17 Sept 2025 in Stockholm, Sweden. Top 10 Elo average was 1724, and top seed was Lage Holmberg (🇸🇪 SWE, 1812).
Sten Hellman (🇸🇪 SWE, 1701) won with 3.0/3, ahead of Dan Israel (2.5) and Tommy Bech-Kristensen (2.5).
The biggest upset came in round 3: Leonid Stolov (1705) beat Lage Holmberg (1812), a +107-point gap.
Location
🇸🇪Stockholm, Sweden
Dates
03 Sept 2025 → 17 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 3 rounds
Federations · 1 represented
🇸🇪Sweden×12
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 12 · 3 roundsSten Hellman led from R2 onwards, the runner-up race stayed tight.
Co-leaders
5
1
1
Hellman#1Israel#2Bech-Kristensen#3Hamnstrom#8Holmberg#4Stolov#5Andersson#10Konstantinov#6Aikio#7Antonsson#9Nilsson#11Eriksson#12
R2–R3 · LEAD HELD
Sten Hellman held the sole lead from R2 through R3 without losing it.
R1–R3 · WIN STREAK
Sten Hellman won 3 in a row (R1–R3).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇸🇪Hellman, Sten | 1701 | * | — | — | — | — | — | — | 1 | 1 | — | 1 | — | 3.0 | 2.50 | 2.5 | +29.6 | 2494 |
| 2 | 🇸🇪Israel, Dan | 1732 | — | * | — | 1 | ½ | — | — | — | — | 1 | — | — | 2.5 | 3.75 | 4.5 | +20.0 | 2004 |
| 3 | 🇸🇪Bech-Kristensen, Tommy | 1742 | — | — | * | — | — | — | — | ½ | — | — | 1 | 1 | 2.5 | 1.00 | 1.5 | +6.8 | 1879 |
| 8 | 🇸🇪Hamnstrom, Per | 1681 | — | 0 | — | * | — | — | — | — | — | 1 | — | 1 | 2.0 | 1.00 | 3.5 | +2.0 | 1716 |
| 4 | 🇸🇪Holmberg, Lage | 1812 | — | ½ | — | — | * | 0 | — | — | 1 | — | — | — | 1.5 | 2.25 | 5.0 | -16.0 | 1716 |
| 5 | 🇸🇪Stolov, Leonid | 1705 | — | — | — | — | 1 | * | — | — | 0 | — | ½ | — | 1.5 | 1.75 | 3.0 | +1.6 | 1724 |
| 10 | 🇸🇪Andersson, Lars-Owe | 1730 | — | — | — | — | — | — | * | ½ | — | 0 | — | 1 | 1.5 | 0.50 | 2.0 | -11.0 | 1518 |
| 9 | 🇸🇪Antonsson, Gorgen | 1722 | 0 | — | ½ | — | — | — | ½ | * | — | — | — | — | 1.0 | 2.00 | 7.0 | -9.8 | 1599 |
| 6 | 🇸🇪Konstantinov, Dimiter | 1712 | 0 | — | — | — | 0 | 1 | — | — | * | — | — | — | 1.0 | 1.50 | 6.0 | -7.8 | 1614 |
| 7 | 🇸🇪Aikio, Onni | 1699 | — | 0 | — | 0 | — | — | 1 | — | — | * | — | — | 1.0 | 1.50 | 6.0 | -9.0 | 1589 |
| 11 | 🇸🇪Nilsson, Christer 1954 | 1654 | 0 | — | 0 | — | — | ½ | — | — | — | — | * | — | 0.5 | 0.75 | 7.0 | -14.4 | 1443 |
| 12 | 🇸🇪Eriksson, Roland | 0 | — | — | 0 | 0 | — | — | 0 | — | — | — | — | * | 0.0 | 0.00 | 6.0 | 0.0 | 918 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Hellman, StenSWE+29.63.0 pts · #1
- 2Israel, DanSWE+20.02.5 pts · #2
- 3Bech-Kristensen, TommySWE+6.82.5 pts · #3
Top rating losers
- 1Holmberg, LageSWE-16.01.5 pts · #4
- 2Nilsson, Christer 1954SWE-14.40.5 pts · #11
- 3Andersson, Lars-OweSWE-11.01.5 pts · #10
Biggest upsets
- R3+107 Elo gap