Chess South Africa Ratings Database

PLAYER PAGE

Personal

Plummer, M (Matthew)

Chess SA id

1120160987

FIDE id

Date of birth

2012-09-14 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1446.8

Item	Main	Standard	Rapid	Blitz
Rating	1333.4	1328	1257.2	1200
Raw rating	1333.4	1328	1257.2	1200
Weighted rating	1295.4	1281.4	1255.3	1200
Weighted performance	1256.2	1226.6	0	0
Floor	833.4	828	757.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	137.1	138.2	152.8	165.8
Highest rating	1343.5 2023-07-01	1331.7 2023-07-01	1481.8 2024-03-01	1200 2018-10-01
Highest raw rating	1333.4 2025-07-01	1328 2025-07-01	1257.2 2024-04-01	1200 2024-03-01
Highest weighted rating	1280.2 2025-08-01	1264.4 2025-08-01	1251.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1343.5 2023-07-01	1331.7 2023-07-01	1481.8 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1333.4	1328	1257.2	1200
Analysis
Rating	1333.4	1328	1257.2	1200
Raw rating	1333.4	1328	1257.2	1200
Weighted rating	1295.4	1281.4	1255.3
Weighted performance	1256.2	1226.6	0
K-factor	36	36	36	36
Floor	833.4	828	757.2	700
Max/Min rating change allowed	137.1	138.2	152.8	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	1333.4	1328	1257.2	1200
New weighted rating	1299.8	1286.5	1256.1	1200
New weighted performance	1248	1218.5	0	0
Temp new rating	1333.4	1328	1257.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1333.4	1328	1257.2	1200
New K-factor	36	36	36	36
New floor	833.4	828	757.2	700

Item	Main	Standard	Rapid
	0	0	0
	10	10	0
	9	4	5
	10	10	0
	0	0	0
	0	0	0
History	29	24	5

Games since
	Main 19	Standard 14		Rapid 5		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	10	7.5	75	212.5	1275.7	1488.2
Standard	10	7.5	75	212.5	1275.7	1488.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	29	19	65.52	131.9	1259.3	1391.2
Standard	24	15	62.5	106.2	1269.9	1376.2
Rapid	5	4	80	255	1208.5	1463.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1333.4	1328	1257.2	1200
2025-09-30	1333.4	1328	1257.2	1200
2025-09-01	1333.4	1328	1257.2	1200
2025-08-01	1333.4	1328	1257.2	1200
2025-07-01	1333.4	1328	1257.2	1200
2025-06-01	1314.1	1303.3	1257.2	1200
2025-05-01	1314.1	1303.3	1257.2	1200
2025-04-01	1266.2	1243.9	1257.2	1200
2025-03-01	1266.2	1243.9	1257.2	1200
2025-02-01	1266.2	1243.9	1257.2	1200
2025-01-01	1266.2	1243.9	1257.2	1200
2024-12-01	1266.2	1243.9	1257.2	1200
2024-11-01	1266.2	1243.9	1257.2	1200
2024-10-01	1266.2	1243.9	1257.2	1200
2024-09-01	1266.2	1243.9	1257.2	1200
2024-08-01	1266.2	1243.9	1257.2	1200
2024-07-01	1266.2	1243.9	1257.2	1200
2024-09-01	1262	1237.4	1257.2	1200
2024-05-01	1262	1237.4	1257.2	1200
2024-04-01	1262	1237.4	1257.2	1200
2024-03-01	1233.5	1237.4	1200	1200
2024-02-01	1233.5	1237.4	1200	1200
2024-01-01	1233.5	1237.4	1200	1200
2023-12-01	1233.5	1237.4	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	Ekurhuleni North School District Finals 2025 (U13 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
2	Benoni Primary School Cluster 12 April 2025 (U13 Open)	2025-04-12	2025-04-12	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North School District Finals 2025 (U13 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
2	Benoni Primary School Cluster 12 April 2025 (U13 Open)	2025-04-12	2025-04-12	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
3	Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys)	2024-05-11	2024-05-11	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
4	Benoni Primary School Cluster Individuals 2024 (U13 Boys)	2024-03-09	2024-03-09	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
5	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
6	2023 Ekurhuleni North District Schools Finals (U13)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Govender, M (Michael-Dean)				Opponent Da Silva, K (Kiano)
2	4	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Gauteng Top Schools
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Van Rooyen, D (Dion)				Opponent Motloung, V (Victoria)
3	3	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Naicker, B (Blake)				Opponent Ramanenhze, O (Orifa)

#	Games	Start				End
1	4	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Govender, M (Michael-Dean)				Opponent Da Silva, K (Kiano)
2	4	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Gauteng Top Schools
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Van Rooyen, D (Dion)				Opponent Motloung, V (Victoria)
3	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 4	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Morake, L (Letlotlo)				Opponent De Lange, Z (Zanco)

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-03-09	rnd 3	type Rapid	result 1
		Opponent Houghton, R (Ronin)				Opponent Volschenk, M (Marcelle)
2	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Naicker, B (Blake)				Opponent Naicker, B (Blake)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Govender, M (Michael-Dean)				Opponent Da Silva, K (Kiano)
2	3	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Naicker, B (Blake)				Opponent Ramanenhze, O (Orifa)
3	3	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-03-09	rnd 3	type Rapid	result 1
		Opponent Houghton, R (Ronin)				Opponent Volschenk, M (Marcelle)

#	Games	Start				End
1	4	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Govender, M (Michael-Dean)				Opponent Da Silva, K (Kiano)
2	2	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 4	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Morake, L (Letlotlo)				Opponent De Lange, Z (Zanco)
3	2	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Sandt, S (Skyler)				Opponent Ramanenhze, O (Orifa)

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-03-09	rnd 3	type Rapid	result 1
		Opponent Houghton, R (Ronin)				Opponent Volschenk, M (Marcelle)
2	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Naicker, B (Blake)				Opponent Naicker, B (Blake)

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	Morake ,L (Letlotlo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Morake ,L (Letlotlo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Van Der Schyff ,C (Charlize)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Van Der Schyff ,C (Charlize)	1	1445.8	1445.8	1	1439	1445.8	0	0	0	0	0	0
3	Hadebe ,AW (Akhona Warren)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Hadebe ,AW (Akhona Warren)	1	1142.6	717.6	1	1137.2	717.6	0	0	0	0	0	0
4	Backhouse ,L (Leandre)	1	1	425	1	1	425	0	0	0	0	0	0
4	Backhouse ,L (Leandre)	1	1182.3	1607.3	1	1144.4	1607.3	0	0	0	0	0	0
5	Buitendag ,D (Darius)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Buitendag ,D (Darius)	1	1453.5	1028.5	1	1452.6	1028.5	0	0	0	0	0	0
6	Cloete ,N (Nathan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Cloete ,N (Nathan)	1	1245.8	1245.8	1	1200.9	1245.8	0	0	0	0	0	0
7	De Lange ,Z (Zanco)	1	1	425	1	1	425	0	0	0	0	0	0
7	De Lange ,Z (Zanco)	1	1247.8	1672.8	1	1229.3	1672.8	0	0	0	0	0	0
8	Mann ,I (Iowan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mann ,I (Iowan)	1	1666.4	1241.4	1	1669.7	1241.4	0	0	0	0	0	0
9	Mikhail ,G (Gobodo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mikhail ,G (Gobodo)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Van Rooyen ,D (Dion)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Rooyen ,D (Dion)	1	1307.9	1732.9	1	1300.4	1732.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Plummer, 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