2025 JMCA Open Chess Tournament (C)
Open SwissStandard
17 players participated in this 5-round tournament, held on 07 Jun 2025 in Pretoria, South Africa. Top 10 Elo average was 0, and top seed was Joshua Haupt (🇿🇦 RSA, 1528).
Location
🇿🇦Pretoria, South Africa
Dates
07 Jun 2025
Time control
Standard: All Moves in 55 Min. Incr. 5 Sec. / /
System
Swiss · 5 rounds
Avg top 10
0
Participants
17
Federations · 1 represented
🇿🇦South Africa×4
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsCo-leaders
15
8
2
1
2
R4 · HEAD-TO-HEAD · WINNER VS 2ND
FIDE 534025677 beat FIDE 534020012 (Black).
R1–R5 · UNBEATEN
FIDE 534025677 went unbeaten across 5 games (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FIDE 534025677 | * | 1 | — | — |
| 2FIDE 534020012 | 0 | * | — | — |
| 3FIDE 534016481 | — | — | * | — |
| 4FIDE 534025707 | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | FIDE 534025677 | 0 | — | +?N | +?N | =?B | +2N | +?B | 4.5 | 3.5 | 3.5 | 3.50 | 1500 | 0.0 |
| 2 | FIDE 534020012 | 0 | — | +?N | +4B | =8N | −1B | +6N | 3.5 | 12.5 | 12.5 | 6.75 | 1531 | 0.0 |
| 3 | FIDE 534016481 | 0 | — | +?N | −?B | =6N | +12B | +7N | 3.5 | 6.5 | 6.5 | 5.25 | 1511 | 0.0 |
| 4 | FIDE 534016090 | 0 | — | +6N | −2N | +?B | −?B | +12N | 3.0 | 7.5 | 7.5 | 4.00 | 1531 | 0.0 |
| 5 | FIDE 534025707 | 0 | — | +?N | +?B | −?N | +?N | −?B | 3.0 | 0.0 | 0.0 | 0.00 | 1524 | 0.0 |
| 6 | Ramonyai, Motshabo | 0 | RSA | −4B | +10N | =3B | +9N | −2B | 2.5 | 12.0 | 14.0 | 5.75 | 2256 | +16.8 |
| 7 | FIDE 534022309 | 0 | — | +?B | −?N | +9B | =?N | −3B | 2.5 | 5.5 | 5.5 | 2.00 | 1488 | 0.0 |
| 8 | FIDE 534025650 | 0 | — | +?B | +?N | =2B | −?N | −?B | 2.5 | 3.5 | 3.5 | 1.75 | 1462 | 0.0 |
| 9 | Chadalavada, Bhaarghavarama | 0 | RSA | −14N | +17B | −7N | −6B | +15N | 2.0 | 7.0 | 7.0 | 1.00 | 711 | -16.8 |
| 10 | FIDE 14373734 | 0 | — | −?N | −6B | +?N | +14B | −?B | 2.0 | 3.5 | 3.5 | 1.00 | 678 | 0.0 |
| 11 | FIDE 534007288 | 0 | — | F | −?N | −?B | +?N | +?B | 2.0 | 0.0 | 0.0 | 0.00 | 644 | 0.0 |
| 12 | FIDE 14396378 | 0 | — | =?B | +?N | −?B | −3N | −4B | 1.5 | 6.5 | 6.5 | 0.00 | 1502 | 0.0 |
| 13 | FIDE 534003827 | 0 | — | −?B | =?B | +17N | −?N | −?B | 1.5 | 0.0 | 0.0 | 0.00 | 680 | 0.0 |
| 14 | FIDE 534025715 | 0 | — | +9B | −?N | −?B | −10N | −?B | 1.0 | 4.0 | 4.0 | 2.00 | 1476 | 0.0 |
| 15 | FIDE 14379309 | 0 | — | −?B | −?N | −?B | +?N | −9B | 1.0 | 2.0 | 2.0 | 0.00 | 690 | 0.0 |
| 16 | Ndebele, Akhumzi Thandol | 0 | RSA | −?B | −?N | F | −?B | =?N | 0.5 | 0.0 | 0.0 | 0.00 | 684 | 0.0 |
| 17 | De Meyer, Marthinus | 0 | RSA | −?B | −9N | −13B | −?B | F | 0.0 | 3.5 | 3.5 | 0.00 | 656 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Ramonyai, MotshaboRSA+16.82.5 pts · #3
- 2Ndebele, Akhumzi ThandolRSA0.00.5 pts · #12
- 3FIDE 143793090.01.0 pts · #13
Top rating losers
- 1Chadalavada, BhaarghavaramaRSA-16.82.0 pts · #11
- 2Ndebele, Akhumzi ThandolRSA0.00.5 pts · #12
- 3FIDE 143793090.01.0 pts · #13