Copperbelt Open Chess Championship - Ladies section
7 players participated in this 7-round tournament, held from 07 Nov 2025 to 09 Nov 2025 in Kitwe - Pamo hotel, Zambia. 1 titled players. Top 10 Elo average was 1424, and top seed was Bwalya Margret (🇿🇲 ZAM, 1788).
Constance Mbatha (🇿🇲 ZAM, WFM, 1765) won with 5.5/7, ahead of Kabamba Mulwale Bwalya (4.0) and Bwalya Margret (3.0). Mbatha shared the lead from round 5 and won solo starting round 6.
The biggest upset came in round 7: Chishimba Gladys (1570) beat Kabamba Mulwale Bwalya (1691), a +121-point gap.
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How it unfolded
Top 6 · 7 roundsWFM Constance Mbatha led from R6; +1.5-point edge over the runner-up.
WFM Constance Mbatha takes the sole lead (4.5/6).
WFM Constance Mbatha drew with Kabamba Mulwale Bwalya (White).
WFM Constance Mbatha 3 wins (R5–R7)Kabamba Mulwale Bwalya 3 wins (R1–R3)Bwalya Margret 3 wins (R4–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1WFMConstance Mbatha | * | ½ | 1 | 1 |
| 2Kabamba Mulwale Bwalya | ½ | * | 1 | ½ |
| 3Bwalya Margret | 0 | 0 | * | 1 |
| 4Niza Chilingwe | 0 | ½ | 0 | * |
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇿🇲WFMMbatha, Constance | 1765 | * | ½ | 1 | 1 | 1 | 1 | 1 | 5.5 | 12.50 | 14.5 | +24.0 | 2006 |
| 2 | 🇿🇲Kabamba Mulwale Bwalya | 1691 | ½ | * | 1 | ½ | 0 | 1 | 1 | 4.0 | 9.25 | 16.0 | +5.4 | 1727 |
| 3 | 🇿🇲Bwalya Margret | 1788 | 0 | 0 | * | 1 | 1 | 1 | — | 3.0 | 7.50 | 17.0 | -11.8 | 1707 |
| 4 | 🇿🇲Niza Chilingwe | 1654 | 0 | ½ | 0 | * | 1 | ½ | 1 | 3.0 | 5.50 | 17.0 | -9.0 | 1590 |
| 5 | 🇿🇲Chishimba Gladys | 1570 | 0 | 1 | 0 | 0 | * | ½ | 1 | 2.5 | 5.00 | 17.5 | -5.8 | 1530 |
| 6 | 🇿🇲Chitula Agatha | 1497 | 0 | 0 | 0 | ½ | ½ | * | 1 | 2.0 | 2.75 | 18.0 | -5.2 | 1454 |
| 7 | FIDE 8735646 | 0 | 0 | 0 | — | 0 | 0 | 0 | * | 0.0 | 0.00 | 20.0 | 0.0 | 835 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Mbatha, ConstanceWFMZAM+24.05.5 pts · #1
- 2Kabamba Mulwale BwalyaZAM+5.44.0 pts · #2
- 3FIDE 87356460.00.0 pts · #7
- 1Bwalya MargretZAM-11.83.0 pts · #3
- 2Niza ChilingweZAM-9.03.0 pts · #4
- 3Chishimba GladysZAM-5.82.5 pts · #5
- R7+121 Elo gap