Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Pisani, M (Malcolm)

Chess SA id

1160151828

FIDE id

Date of birth

2016-06-01 (U10)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-10

Personal details last changed

2025-02-03

Junior GPX Games

65.8

Junior GPX Points

1417

Item	Main	Standard	Rapid	Blitz
Rating	1610.2	1621.3	1240.6	1200
Raw rating	1610.2	1621.3	1229.8	1200
Weighted rating	1502	1503.6	1240.6	1200
Weighted performance	1563.1	1561.7	0	0
Floor	1143.5	1145.3	750.3	700
K-factor	28	28	36	36
Min/Max rating change allowed	92.4	91	158.9	165.8
Highest rating	1643.5 2025-07-01	1645.3 2025-07-01	1316.2 2024-03-01	1200 2018-10-01
Highest raw rating	1643.5 2025-07-01	1645.3 2025-07-01	1250.3 2024-11-01	1200 2024-03-01
Highest weighted rating	1502 2025-11-01	1487.4 2025-09-30	1240.6 2025-11-01	1200 2018-10-01
Highest weighted performance	1643.5 2025-07-01	1645.3 2024-07-01	1316.2 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.1	0
New rating	1610.2	1621.3	1240.5	1200
Analysis
Rating	1610.2	1621.3	1240.6	1200
Raw rating	1610.2	1621.3	1229.8	1200
Weighted rating	1502	1503.6	1240.6
Weighted performance	1563.1	1561.7	0
K-factor	28	28	36	36
Floor	1143.5	1145.3	750.3	700
Max/Min rating change allowed	92.4	91	158.9	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1610.2	1621.3	1229.8	1200
New weighted rating	1516.3	1518.5	1240.5	1200
New weighted performance	1553.7	1552.3	0	0
Temp new rating	1610.2	1621.3	1240.5	1200
Temp new rating +/-	0	0	-0.1	0
Final new rating +/-	0	0	-0.1	0
New rating	1610.2	1621.3	1240.5	1200
New K-factor	28	28	36	36
New floor	1143.5	1145.3	750.3	700

Item	Main	Standard	Rapid
	0	0	0
	52	51	1
	87	72	15
	34	34	0
	0	0	0
	0	0	0
History	173	157	16

Games since
	Main 139	Standard 123		Rapid 16		Blitz 0
Gender	Male
Age group	U10
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	604		224		85
Male	548		200		71
U10	20		10		5
U10 Male	17		8		4
Standard
	RSA		Province		Region
Overall	531		203		76
Male	485		183		64
U10	18		9		5
U10 Male	15		7		4
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	52	35	67.31	147.1	1386.4	1533.5
Standard	51	35	68.63	158.3	1389.2	1547.5
Rapid	1	0	0	-425	1246.9	821.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	173	102.5	59.25	78.6	1299.1	1377.7
Standard	157	93.5	59.55	81.2	1301.2	1382.4
Rapid	16	9	56.25	53.1	1278.8	1331.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1610.2	1621.3	1229.8	1200
2025-09-30	1620.9	1621.3	1250.3	1200
2025-09-01	1635.3	1638.7	1250.3	1200
2025-08-01	1619.3	1620	1250.3	1200
2025-07-01	1643.5	1645.3	1250.3	1200
2025-06-01	1520.9	1521.9	1250.3	1200
2025-05-01	1419.7	1416.1	1250.3	1200
2025-04-01	1449.3	1449.2	1250.3	1200
2025-03-01	1449.3	1449.2	1250.3	1200
2025-02-01	1431.2	1427.2	1250.3	1200
2025-01-01	1431.2	1427.2	1250.3	1200
2024-12-01	1485.2	1478.4	1250.3	1200
2024-11-01	1485.2	1478.4	1250.3	1200
2024-10-01	1484.5	1478.4	1215.4	1200
2024-09-01	1514.2	1512.6	1215.4	1200
2024-08-01	1516.8	1513	1215.4	1200
2024-07-01	1300.9	1314.4	1215.4	1200
2024-09-01	1250.7	1260	1215.4	1200
2024-05-01	1301.2	1328.8	1215.4	1200
2024-04-01	1309	1328.8	1223	1200
2024-03-01	1238.1	1246.8	1200	1200
2024-02-01	1238.1	1246.8	1200	1200
2024-01-01	1203.1	1212.2	1200	1200
2023-12-01	1203.1	1212.2	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Midrand Chess Club Rapid Chess Tournament 2025 (Development)	2025-10-10	2025-10-10	Rapid	Johannesburg Metro (GJM)	7	1	0	Yes	Analysis
2	GoForChess Junior Chess Championships 2025 (U10)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
3	JMC Closed 2025 (U10)	2025-08-09	2025-08-09	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
4	South African Open 2025 (U10 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Knight Riders Youth Day Open 2025 (U10)	2025-06-15	2025-06-15	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
6	JMC Helpmekaar 2025 (U10)	2025-06-01	2025-06-01	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
7	Mzansi Africa Classic 2025 (Rising Stars)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	4	4	Yes	Analysis
8	Moja Chess Extravaganza 2025 (U10)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
9	JMC Crawford Sandton 2025 (U10)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
10	South African Junior Closed Chess Championships 2025 (U10 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	3.5	Yes	Analysis
11	JMC Kick Off 2025 (U10)	2025-02-02	2025-02-02	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Midrand Chess Club Rapid Chess Tournament 2025 (Development)	2025-10-10	2025-10-10	Rapid	Johannesburg Metro (GJM)	7	1	0	Yes	Analysis
2	GoForChess Junior Chess Championships 2025 (U10)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
3	JMC Closed 2025 (U10)	2025-08-09	2025-08-09	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
4	South African Open 2025 (U10 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Knight Riders Youth Day Open 2025 (U10)	2025-06-15	2025-06-15	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
6	JMC Helpmekaar 2025 (U10)	2025-06-01	2025-06-01	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
7	Mzansi Africa Classic 2025 (Rising Stars)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	4	4	Yes	Analysis
8	Moja Chess Extravaganza 2025 (U10)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
9	JMC Crawford Sandton 2025 (U10)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
10	South African Junior Closed Chess Championships 2025 (U10 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	3.5	Yes	Analysis
11	JMC Kick Off 2025 (U10)	2025-02-02	2025-02-02	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
12	Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Combined)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
13	Gauteng Inter-Region at UJ 2024 (U10 Open)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
14	Mzansi Summer Rapid 2024 (U8+U10)	2024-10-26	2024-10-26	Rapid	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
15	Mzansi Spring Open 2024 (Newcomer)	2024-09-07	2024-09-07	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
16	JMC Closed 2024 (U10)	2024-08-09	2024-08-09	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
17	Chess Power House July Open 2024 (E)	2024-07-20	2024-07-20	Standard	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis
18	JMC Trinityhouse Randpark Ridge 2024 (U10)	2024-07-13	2024-07-13	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
19	Chess Power House June Open 2024 (D)	2024-06-23	2024-06-23	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
20	JMC Crawford International Sandton 2024 (U10)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
21	JMC Helpmekaar Kollege Tournament 2024 (U10)	2024-05-04	2024-05-04	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
22	JCC King David Linksfield Rapid 2024 (D)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
23	CPH St Andrew's Rapid 2024 (D)	2024-03-30	2024-03-30	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
24	1st Knights Open Tournament 2024 (U10)	2024-03-23	2024-03-23	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
25	JNW Open - Classic - Crawford 2024 (U10)	2024-03-09	2024-03-09	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
26	JMC Unika School Tournament 2024 (U10)	2024-03-02	2024-03-02	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
27	2024 Gauteng Inter-Region Chess Championship (U8)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
28	JMC Kick Off Tournament 2024 (U10)	2024-01-28	2024-01-28	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
29	JMC Closed Aug 2023 (U8)	2023-08-04	2023-08-06	Standard	Johannesburg Metro (GJM)	6	5	2	Yes	Analysis
30	2023 Menlo Open Tournament (F)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	0	0	No	Analysis
31	JMC Trinity Little Falls 2023 (U8)	2023-07-02	2023-07-02	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
32	JMC - The Higher Ground Restaurant 2nd Blitz Event 2023	2023-07-30	2023-07-30	Blitz	Johannesburg Metro (GJM)	7	0	0	No	Analysis
33	ThinkChess 3 June 2023	2023-06-03	2023-06-03	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
34	Knight Riders Youth Day 2023 (U8)	2023-06-16	2023-06-16	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
35	JNW Open - Trinityhouse Little Falls 2023 (U8)	2023-06-24	2023-06-24	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
36	JNW Open - Trinityhouse Little Falls 2023 (U8)	2023-05-13	2023-05-13	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
37	JNW Open - Crawford 2023 (U8)	2023-03-04	2023-03-04	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis

#	Games	Start				End
1	8	Tournament JMC Helpmekaar 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-01	rnd 3	type Standard	result 1	date 2025-06-15	rnd 5	type Standard	result 1
		Opponent Israel, Y (Yishai)				Opponent Lygin, D (Daniil)
2	7	Tournament JMC Trinityhouse Randpark Ridge 2024				Tournament JMC Closed 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent Zhu, R (Ryan Yuancheng)				Opponent Samuel, K (Kenneth)
3	6	Tournament JMC Crawford Sandton 2025				Tournament JMC Helpmekaar 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-06-01	rnd 1	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Farkas, L (Lavi)

#	Games	Start				End
1	8	Tournament JMC Helpmekaar 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-01	rnd 3	type Standard	result 1	date 2025-06-15	rnd 5	type Standard	result 1
		Opponent Israel, Y (Yishai)				Opponent Lygin, D (Daniil)
2	7	Tournament JMC Trinityhouse Randpark Ridge 2024				Tournament JMC Closed 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent Zhu, R (Ryan Yuancheng)				Opponent Samuel, K (Kenneth)
3	6	Tournament JMC Crawford Sandton 2025				Tournament JMC Helpmekaar 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-06-01	rnd 1	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Farkas, L (Lavi)

#	Games	Start				End
1	2	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 2	type Rapid	result 1
		Opponent Zhang, Z (Ziyi)				Opponent Morgan, R (Raegan)
2	2	Tournament CPH St Andrew's Rapid 2024				Tournament CPH St Andrew's Rapid 2024
		date 2024-03-30	rnd 1	type Rapid	result 1	date 2024-03-30	rnd 2	type Rapid	result 1
		Opponent Mulholland, L (Luka)				Opponent Serrao, C (Charles)
3	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 6	type Rapid	result 1	date 2024-10-26	rnd 6	type Rapid	result 1
		Opponent Reddy, P (Pranav)				Opponent Reddy, P (Pranav)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament JMC Helpmekaar 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-01	rnd 3	type Standard	result 1	date 2025-06-15	rnd 5	type Standard	result 1
		Opponent Israel, Y (Yishai)				Opponent Lygin, D (Daniil)
2	7	Tournament JMC Trinityhouse Randpark Ridge 2024				Tournament JMC Closed 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent Zhu, R (Ryan Yuancheng)				Opponent Samuel, K (Kenneth)
3	6	Tournament JMC Crawford Sandton 2025				Tournament JMC Helpmekaar 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-06-01	rnd 1	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Farkas, L (Lavi)

#	Games	Start				End
1	8	Tournament JMC Helpmekaar 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-01	rnd 3	type Standard	result 1	date 2025-06-15	rnd 5	type Standard	result 1
		Opponent Israel, Y (Yishai)				Opponent Lygin, D (Daniil)
2	7	Tournament JMC Trinityhouse Randpark Ridge 2024				Tournament JMC Closed 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent Zhu, R (Ryan Yuancheng)				Opponent Samuel, K (Kenneth)
3	6	Tournament JMC Crawford Sandton 2025				Tournament JMC Helpmekaar 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-06-01	rnd 1	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Farkas, L (Lavi)

#	Games	Start				End
1	2	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 1	type Rapid	result 1	date 2024-10-26	rnd 2	type Rapid	result 1
		Opponent Zhang, Z (Ziyi)				Opponent Morgan, R (Raegan)
2	2	Tournament CPH St Andrew's Rapid 2024				Tournament CPH St Andrew's Rapid 2024
		date 2024-03-30	rnd 1	type Rapid	result 1	date 2024-03-30	rnd 2	type Rapid	result 1
		Opponent Mulholland, L (Luka)				Opponent Serrao, C (Charles)
3	1	Tournament Mzansi Summer Rapid 2024				Tournament Mzansi Summer Rapid 2024
		date 2024-10-26	rnd 6	type Rapid	result 1	date 2024-10-26	rnd 6	type Rapid	result 1
		Opponent Reddy, P (Pranav)				Opponent Reddy, P (Pranav)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Koorts ,L (Lukas)	7	2	-182.1	5	2	-85	2	0	-425	0	0	0
1	Koorts ,L (Lukas)	7	1481.1	1299	5	1471.9	1396.1	2	1325.1	1056.1	0	0	0
2	Lin ,Y (Yizheng)	5	4	255	5	4	255	0	0	0	0	0	0
2	Lin ,Y (Yizheng)	5	1502.7	1757.7	5	1499.9	1757.7	0	0	0	0	0	0
3	Taylor ,M (Matthew)	5	3	85	5	3	85	0	0	0	0	0	0
3	Taylor ,M (Matthew)	5	1272.7	1357.7	5	1289.1	1357.7	0	0	0	0	0	0
4	Steyn ,K (Kian)	4	0	-425	4	0	-425	0	0	0	0	0	0
4	Steyn ,K (Kian)	4	1430.3	1005.3	4	1445.7	1005.3	0	0	0	0	0	0
5	Orren ,JJ (Jade Junior)	4	2	0	2	1	0	2	1	0	0	0	0
5	Orren ,JJ (Jade Junior)	4	1243.7	1243.7	2	1270.9	1243.7	2	1185.1	1243.7	0	0	0
6	Gerber ,Z (Zoe)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Gerber ,Z (Zoe)	3	1195.3	1336.9	3	1206.9	1336.9	0	0	0	0	0	0
7	Stelloh ,A (Alexander)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
7	Stelloh ,A (Alexander)	3	1343.3	1485	3	1355.8	1485	0	0	0	0	0	0
8	Loots ,A (Albert)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Loots ,A (Albert)	3	1224.1	1365.8	3	1221.8	1365.8	0	0	0	0	0	0
9	Exarchos ,I (Isabella)	3	0	-425	3	0	-425	0	0	0	0	0	0
9	Exarchos ,I (Isabella)	3	1441.6	1016.6	3	1416.7	1016.6	0	0	0	0	0	0
10	Steyn ,K (Kahn)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
10	Steyn ,K (Kahn)	3	1266	1407.6	3	1263.2	1407.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Du Pisani, M (Malcolm)

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Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms