SBDCA Trial 9 2026 (U20-Open)
Open SwissStandard
6 players participated in this 5-round tournament, held on 30 May 2026 in Jeffreys Bay, South Africa. Top 10 Elo average was 802, and top seed was Charles Krieger (🇿🇦 RSA, 1695).
Dominic Powell (🇿🇦 RSA, 1655) won with 4.0/5, ahead of Juan-Pierre Marais (3.5) and Charles Krieger (3.5). Powell clinched sole first place in the final round.
The biggest upset came in round 5: Juan-Pierre Marais (1463) beat Charles Krieger (1695), a +232-point gap.
Location
🇿🇦Jeffreys Bay, South Africa
Dates
30 May 2026
Time control
Standard: All Moves in 60 Min. Incr. 2 Sec. / /
System
Swiss · 5 rounds
Federations · 1 represented
🇿🇦South Africa×3
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsDominic Powell led from R5; +0.5-point edge over the runner-up.
Co-leaders
3
1
2
1
1
R4 · LEADER CHANGE30 May
Charles Krieger takes the sole lead (3.5/4).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Dominic Powell drew with Juan-Pierre Marais (White).
R1–R5 · UNBEATEN
Dominic Powell went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Dominic Powell | * | ½ | ½ | 1 |
| 2Juan-Pierre Marais | ½ | * | 1 | 0 |
| 3Charles Krieger | ½ | 0 | * | 1 |
| 4FIDE 14364573 | 0 | 1 | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Powell, Dominic | 1655 | RSA | +6B | =3B | +5N | =2B | +4N | 4.0 | 11.0 | 11.0 | 7.50 | 1579 | -7.6 |
| 2 | Marais, Juan-Pierre | 1463 | RSA | +5N | +6N | −4B | =1N | +3B | 3.5 | 11.5 | 11.5 | 6.50 | 1868 | +20.8 |
| 3 | Krieger, Charles | 1695 | RSA | +4B | =1N | +6B | +5B | −2N | 3.5 | 11.5 | 11.5 | 6.00 | 1366 | -17.0 |
| 4 | FIDE 14364573 | 0 | — | −3N | +5B | +2N | +6N | −1B | 3.0 | 12.0 | 12.0 | 4.50 | 1479 | 0.0 |
| 5 | FIDE 534053689 | 0 | — | −2B | −4N | −1B | −3N | +6B | 1.0 | 14.0 | 14.0 | 0.00 | 804 | 0.0 |
| 6 | FIDE 534042792 | 0 | — | −1N | −2B | −3N | −4B | −5N | 0.0 | 14.0 | 15.0 | 0.00 | 804 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Marais, Juan-PierreRSA+20.83.5 pts · #1
- 2FIDE 143645730.03.0 pts · #2
- 3FIDE 5340427920.00.0 pts · #5
Top rating losers
- 1Krieger, CharlesRSA-17.03.5 pts · #4
- 2Powell, DominicRSA-7.64.0 pts · #3
- 3FIDE 143645730.03.0 pts · #2
Biggest upsets
- R5+232 Elo gap