Chess Power House Aug Open (A)

Open SwissStandard

28 players participated in this 5-round tournament, held on 16 Aug 2025 in Boksburg, South Africa. 2 federations represented. Top 10 Elo average was 1769, and top seed was Isheanesu Dylan Munenga (🇿🇦 RSA, 1797).

Kuhlase Matthiolus Makhosonke (🇿🇦 RSA, 1791) won with 4.5/5, ahead of Junior Chimbala (4.0) and Katleho Pitso (4.0). Makhosonke won solo starting round 4.

The biggest upset came in round 5: Zac Gemmell (1598) beat Vuyani Kula (1773), a +175-point gap.

Location

🇿🇦Boksburg, South Africa

Dates

16 Aug 2025

Time control

Standard: All Moves in 55 Min. Incr. 5 Sec. / /

System

Swiss · 5 rounds

Top seed

🇿🇦Isheanesu Dylan Munenga1797

Avg top 10

1,769

Participants

Federations · 2 represented

🇿🇦South Africa×27

🇲🇿Mozambique×1

Top 3

🥇
Kuhlase Matthiolus Makhosonke
🇿🇦RSA·1791
4.5pts·2054perf+26.2
🥈
Junior Chimbala
🇿🇦RSA·1782
4.0pts·1950perf+20.2
🥉
Katleho Pitso
🇿🇦RSA·1654
4.0pts·1995perf+87.6

How it unfolded

Top 6 · 5 rounds

Kuhlase Matthiolus Makhosonke led from R4; +0.5-point edge over the runner-up.

Co-leaders

Makhosonke4.5Pitso4Kagande4Chimbala4Vilakazi4Yoko3.5

R4–R5 · LEAD HELD

Kuhlase Matthiolus Makhosonke held the sole lead from R4 through R5 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Kuhlase Matthiolus Makhosonke beat Katleho Pitso (Black).

WIN STREAKS · 3 top finishers

Kuhlase Matthiolus Makhosonke 4 wins (R1–R4)Katleho Pitso 3 wins (R1–R3)Kieth Kagande 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Kuhlase Matthiolus Makhosonke	*	1	—	½
2Katleho Pitso	0	*	—	—
3Kieth Kagande	—	—	*	—
4Junior Chimbala	½	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Makhosonke, Kuhlase Matthiolus	1791	RSA	+23B	+12N	+18B	+3N	=2B	4.5	12.5	13.5	11.50	2054	+26.2
2	Chimbala, Junior	1782	RSA	+28B	=13N	+8B	+11N	=1N	4.0	12.5	12.5	9.00	1950	+20.2
3	Pitso, Katleho	1654	RSA	+14B	+26N	+19B	−1B	+15N	4.0	11.5	12.0	7.50	1995	+87.6
4	Vilakazi, Nkosikhona	1786	RSA	=17N	+21B	=11N	+19B	+7N	4.0	9.5	11.0	8.75	1932	+34.4
5	Kagande, Kieth	1740	RSA	−11N	+24B	+22N	+12B	+10N	4.0	9.0	10.0	7.50	1893	+36.4
6	Yoko, Christopher	1722	RSA	+27B	−18N	=14B	+16N	+11B	3.5	9.5	9.5	6.25	1778	+7.6
7	Lukhwareni, Nkhumbuleni	1737	RSA	−13B	+27N	+9B	+18N	−4B	3.0	11.5	11.5	5.00	1727	-0.4
8	Munenga, Isheanesu Dylan	1797	RSA	−12N	+23B	−2N	+22B	+17N	3.0	9.5	10.5	4.00	1763	-8.0
9	Vorster, Stephanus	1774	RSA	=21N	=20B	−7N	+25B	+13B	3.0	9.0	10.0	5.25	1699	-8.2
10	Hlatshwayo, Amukelani	1729	RSA	−22N	+25B	+20N	+17B	−5B	3.0	9.0	10.0	5.00	1687	-8.8
11	Kgaphola, Moloko	1646	RSA	+5B	+15N	=4B	−2B	−6N	2.5	15.5	18.0	8.50	1753	+14.6
12	Mokomele, Andrew	1704	RSA	+8B	−1B	+21N	−5N	=14B	2.5	14.0	15.5	5.75	1756	+7.2
13	Thorulsley, Kairaav	1634	RSA	+7N	=2B	=17N	=15B	−9N	2.5	12.5	14.5	7.25	1744	+30.0
14	Buba, Vukile	1769	RSA	−3N	+28B	=6N	=26B	=12N	2.5	10.5	10.5	3.25	1707	-8.6
15	Cumbane. Augusto Elidio	1736	MOZ	+24N	−11B	+26B	=13N	−3B	2.5	10.0	10.5	2.75	1663	-9.8
16	Modisaotsile, Botlhale	1650	RSA	=20N	−17B	+23N	−6B	+21N	2.5	9.0	10.0	3.50	1708	+8.0
17	Sonjica, Ntsikelelo	1691	RSA	=4B	+16N	=13B	−10N	−8B	2.0	12.5	15.0	5.75	1647	-12.8
18	Gemmell, Zac	1598	RSA	F	+6B	−1N	−7B	+26N	2.0	11.5	11.5	4.00	1756	+33.6
19	Manana, Kenneth	1706	RSA	F	+22B	−3N	−4N	+24B	2.0	10.0	11.0	2.00	1656	-5.4
20	Letsoalo, Peter M.	1744	RSA	=16B	=9N	−10B	−24N	+22B	2.0	9.5	10.5	3.75	1595	-20.2
21	Nhlapo, Xolani	1681	RSA	=9B	−4N	−12B	+27N	−16B	1.5	12.0	12.0	1.50	1530	-19.8
22	Mann, Iowan	1580	RSA	+10B	−19N	−5B	−8N	−20N	1.0	12.0	14.0	3.00	1503	-15.6
23	Naidoo, Kajol	1701	RSA	−1N	−8N	−16B	F	+25N	1.0	11.0	11.0	1.00	946	-52.8
24	Ratshumela, Gudani	1611	RSA	−15B	−5N	F	+20B	−19N	1.0	10.5	10.5	2.00	1538	-14.0
25	Dube, Asher	0	RSA	F	−10N	+27B	−9N	−23B	1.0	9.0	9.0	0.00	1479	0.0
26	Kula, Vuyani	1773	RSA	F	−3B	−15N	=14N	−18B	0.5	11.0	11.0	1.25	1367	-38.8
27	Dikolomela, Tlhogi	1484	RSA	−6N	−7B	−25N	−21B	F	0.0	9.0	9.0	0.00	914	-25.6
28	Jack, Azile	1681	RSA	−2N	−14N	F	F	F	0.0	6.5	6.5	0.00	976	-14.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Pitso, KatlehoRSA
+87.6
4.0 pts · #2
2Kagande, KiethRSA
+36.4
4.0 pts · #3
3Vilakazi, NkosikhonaRSA
+34.4
4.0 pts · #5

Top rating losers

1Naidoo, KajolRSA
-52.8
1.0 pts · #27
2Kula, VuyaniRSA
-38.8
0.5 pts · #25
3Dikolomela, TlhogiRSA
-25.6
0.0 pts · #26

Biggest upsets

R5+175 Elo gap
Gemmell, Zac1598 beat Kula, Vuyani1773
R1+149 Elo gap
Mann, Iowan1580 beat Hlatshwayo, Amukelani1729
R4+133 Elo gap
Ratshumela, Gudani1611 beat Letsoalo, Peter M.1744