Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pieterse, M (Matthew)

Chess SA id

1110140736

FIDE id

Date of birth

2011-12-26 (U16)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1281.3

Item	Main	Standard	Rapid	Blitz
Rating	1436.9	1368.3	1319	1200
Raw rating	1428.2	1368.3	1319	1200
Weighted rating	1436.9	1366.3	1316.8	1200
Weighted performance	1289.7	1272.2	0	0
Floor	1001.5	924.7	826.9	700
K-factor	32	32	36	36
Min/Max rating change allowed	119.8	130.5	140	165.8
Highest rating	1501.5 2024-10-01	1440 2024-09-01	1461.7 2024-04-01	1200 2018-10-01
Highest raw rating	1501.5 2024-10-01	1424.7 2024-10-01	1326.9 2024-05-01	1200 2024-02-01
Highest weighted rating	1436.9 2025-11-01	1366.3 2025-11-01	1313.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1496.7 2024-09-01	1440 2024-09-01	1461.7 2024-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	1.6	0.4	0	0
New rating	1438.6	1368.7	1319	1200
Analysis
Rating	1436.9	1368.3	1319	1200
Raw rating	1428.2	1368.3	1319	1200
Weighted rating	1436.9	1366.3	1316.8
Weighted performance	1289.7	1272.2	0
K-factor	32	32	36	36
Floor	1001.5	924.7	826.9	700
Max/Min rating change allowed	119.8	130.5	140	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	1428.2	1368.3	1319	1200
New weighted rating	1438.6	1368.7	1317.6	1200
New weighted performance	1281.7	1264.3	0	0
Temp new rating	1438.6	1368.7	1319	1200
Temp new rating +/-	1.6	0.4	0	0
Final new rating +/-	1.6	0.4	0	0
New rating	1438.6	1368.7	1319	1200
New K-factor	32	32	36	36
New floor	1001.5	924.7	826.9	700

Item	Main	Standard	Rapid
	0	0	0
	22	22	0
	27	22	5
	11	6	5
	5	0	5
	0	0	0
History	65	50	15

Games since
	Main 49	Standard 44		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1810		558		78
Male	1504		456		62
U16	251		80		17
U16 Male	197		61		13
Standard
	RSA		Province		Region
Overall	2448		685		100
Male	1972		523		72
U16	386		120		21
U16 Male	292		86		15
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	22	9	40.91	-77.3	1401.7	1324.5
Standard	22	9	40.91	-77.3	1401.7	1324.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	65	39.5	60.77	91.5	1318	1409.5
Standard	50	28.5	57	59.5	1340.1	1399.6
Rapid	15	11	73.33	198.3	1244.4	1442.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1428.2	1368.3	1319	1200
2025-09-30	1437.2	1376.3	1319	1200
2025-09-01	1437.2	1376.3	1319	1200
2025-08-01	1427	1354.9	1319	1200
2025-07-01	1422.1	1350.9	1319	1200
2025-06-01	1438.4	1375.7	1319	1200
2025-05-01	1438.4	1375.7	1319	1200
2025-04-01	1438.4	1375.7	1319	1200
2025-03-01	1462.8	1394.1	1319	1200
2025-02-01	1501.5	1424.7	1319	1200
2025-01-01	1501.5	1424.7	1319	1200
2024-12-01	1501.5	1424.7	1319	1200
2024-11-01	1501.5	1424.7	1319	1200
2024-10-01	1501.5	1424.7	1319	1200
2024-09-01	1439.8	1336.2	1319	1200
2024-08-01	1439.8	1336.2	1319	1200
2024-07-01	1349.2	1250.9	1319	1200
2024-09-01	1349.2	1250.9	1319	1200
2024-05-01	1352.1	1250.9	1326.9	1200
2024-04-01	1289	1250.9	1272.2	1200
2024-03-01	1316.5	1285.1	1272.2	1200
2024-02-01	1271.4	1234	1272.2	1200
2024-01-01	1271.4	1234	1272.2	1200
2023-12-01	1271.4	1234	1272.2	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	Paarl Boys' High School Chess Festival 2025 (B)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	2	1	Yes	Analysis
2	CT Metro District East Top Schools Chess 2025 (U15)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	2.5	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U16)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
4	Western Cape Closed 2025 (B)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U15 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High School Chess Festival 2025 (B)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	2	1	Yes	Analysis
2	CT Metro District East Top Schools Chess 2025 (U15)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	4	2.5	Yes	Analysis
3	Cape Town Chess Junior League 2025 (U16)	2025-05-10	2025-05-31	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
4	Western Cape Closed 2025 (B)	2025-03-08	2025-03-09	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
5	CT Metro District East Schools Chess Individuals Trials 2025 (U15 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
6	Western Cape Top Schools Championship 2024 (U13 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	5	Yes	Analysis
7	CT Metro District East Top Schools Chess 2024 (U13 Mixed)	2024-07-27	2024-07-28	Standard	Cape Town (WCT)	5	5	5	Yes	Analysis
8	Cape Town Junior League Finals 2024 (U13 Open A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	2	1	Yes	Analysis
9	Cape Town Junior League Qualifier 2024 (U13 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	3	3	Yes	Analysis
10	Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
11	CT District East Schools Chess Individuals Trails 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
12	Rhenish Primary Tournament 2023 (U14)	2023-05-13	2023-05-13	Rapid	Cape Winelands (WCW)	6	5	4	Yes	Analysis
13	District East Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
14	Rhenish Primary Tournament 2022 (U12)	2022-05-14	2022-05-14	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Cape Town Junior League Finals 2024				Tournament CT Metro District East Top Schools Chess 2024
		date 2024-05-18	rnd 5	type Rapid	result 1	date 2024-07-28	rnd 5	type Standard	result 1
		Opponent Van Schalkwyk, C (Cameron)				Opponent Naude, C (Cilan)
2	5	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-09-01	rnd 6	type Standard	result 1
		Opponent Prins, C (Christiaan)				Opponent Ntoni, L (Litha)
3	5	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-03-03	rnd 5	type Standard	result 0.5	date 2024-04-06	rnd 5	type Rapid	result 1
		Opponent Issel, Y (Yaeesh)				Opponent Onyire, P (Prince)

#	Games	Start				End
1	7	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament CT Metro District East Top Schools Chess 2024
		date 2024-03-03	rnd 5	type Standard	result 0.5	date 2024-07-28	rnd 5	type Standard	result 1
		Opponent Issel, Y (Yaeesh)				Opponent Naude, C (Cilan)
2	5	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-09-01	rnd 6	type Standard	result 1
		Opponent Prins, C (Christiaan)				Opponent Ntoni, L (Litha)
3	4	Tournament Cape Town Chess Junior League 2025				Tournament CT Metro District East Top Schools Chess 2025
		date 2025-05-31	rnd 5	type Standard	result 1	date 2025-08-03	rnd 4	type Standard	result 1
		Opponent Spondo, M (Marshallino)				Opponent Nqabeni, A (Aphelele)

#	Games	Start				End
1	4	Tournament Rhenish Primary Tournament 2023				Tournament Cape Town Junior League Qualifier 2024
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2024-04-06	rnd 5	type Rapid	result 1
		Opponent Smith, A (Alto)				Opponent Onyire, P (Prince)
2	4	Tournament Rhenish Primary Tournament 2022				Tournament Rhenish Primary Tournament 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Ntangana, M (Mihle)				Opponent Hagan, T (Tristin)
3	1	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-05-18	rnd 5	type Rapid	result 1	date 2024-05-18	rnd 5	type Rapid	result 1
		Opponent Van Schalkwyk, C (Cameron)				Opponent Van Schalkwyk, C (Cameron)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Cape Town Junior League Finals 2024				Tournament CT Metro District East Top Schools Chess 2024
		date 2024-05-18	rnd 5	type Rapid	result 1	date 2024-07-28	rnd 5	type Standard	result 1
		Opponent Van Schalkwyk, C (Cameron)				Opponent Naude, C (Cilan)
2	5	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-09-01	rnd 6	type Standard	result 1
		Opponent Prins, C (Christiaan)				Opponent Ntoni, L (Litha)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Jeftha, L (Liam)				Opponent Haman, R (Rico)

#	Games	Start				End
1	5	Tournament Western Cape Top Schools Championship 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-09-01	rnd 6	type Standard	result 1
		Opponent Prins, C (Christiaan)				Opponent Ntoni, L (Litha)
2	5	Tournament CT Metro District East Top Schools Chess 2024				Tournament CT Metro District East Top Schools Chess 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-28	rnd 5	type Standard	result 1
		Opponent Nyakatya, P (Pule)				Opponent Naude, C (Cilan)
3	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Jeftha, L (Liam)				Opponent Haman, R (Rico)

#	Games	Start				End
1	4	Tournament Rhenish Primary Tournament 2023				Tournament Cape Town Junior League Qualifier 2024
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2024-04-06	rnd 5	type Rapid	result 1
		Opponent Smith, A (Alto)				Opponent Onyire, P (Prince)
2	4	Tournament Rhenish Primary Tournament 2022				Tournament Rhenish Primary Tournament 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-13	rnd 3	type Rapid	result 1
		Opponent Ntangana, M (Mihle)				Opponent Hagan, T (Tristin)
3	1	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-05-18	rnd 5	type Rapid	result 1	date 2024-05-18	rnd 5	type Rapid	result 1
		Opponent Van Schalkwyk, C (Cameron)				Opponent Van Schalkwyk, C (Cameron)

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	Mcweba ,S (Sange)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Mcweba ,S (Sange)	2	1207.8	1420.2	2	1193.2	1420.2	0	0	0	0	0	0
2	Jooste ,S (Shaqeel)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Jooste ,S (Shaqeel)	2	1402.5	1190	2	1360.1	1190	0	0	0	0	0	0
3	Haman ,R (Rico)	1	1	425	1	1	425	0	0	0	0	0	0
3	Haman ,R (Rico)	1	1297.4	1722.4	1	1264.4	1722.4	0	0	0	0	0	0
4	Nel ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nel ,J (Joshua)	1	1365.4	1790.4	1	1327.9	1790.4	0	0	0	0	0	0
5	Ngudle ,M (Mandisi)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ngudle ,M (Mandisi)	1	1435.6	1010.6	1	1403.2	1010.6	0	0	0	0	0	0
6	Mkoko ,A (Amyoli)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mkoko ,A (Amyoli)	1	1203.5	1628.5	1	1218	1628.5	0	0	0	0	0	0
7	Fisher ,A (Aaron)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fisher ,A (Aaron)	1	1436.3	1011.3	1	1364.1	1011.3	0	0	0	0	0	0
8	Van Der Spuy ,A (Albert)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Der Spuy ,A (Albert)	1	1635	1210	1	1622	1210	0	0	0	0	0	0
9	Mutanda ,N (Nadeen)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mutanda ,N (Nadeen)	1	1192.4	1617.4	1	1184.6	1617.4	0	0	0	0	0	0
10	Singh ,S (Shaurya)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Singh ,S (Shaurya)	1	1870.4	1445.4	1	1885.3	1445.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pieterse, M (Matthew)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms