Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, M (Marcus)

Chess SA id

1160302618

FIDE id

Date of birth

2016-01-07 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1274	1219.2	1305.9	1200
Raw rating	1274	1219.2	1305.9	1200
Weighted rating	1237.6	1205.5	1261.1	1200
Weighted performance	0	0	0	0
Floor	774	719.2	805.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.2	161.4	142.6	165.8
Highest rating	1376.9 2024-04-01	1219.2 2025-09-01	1457 2024-04-01	1200 2024-05-01
Highest raw rating	1274 2025-09-01	1219.2 2025-09-01	1305.9 2025-09-01	1200 2024-05-01
Highest weighted rating	1233.7 2025-09-01	1204.2 2025-09-01	1257.6 2024-10-01	1200 2024-05-01
Highest weighted performance	1376.9 2024-04-01	1210 2024-09-01	1457 2024-04-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1274	1219.2	1305.9	1200
Analysis
Rating	1274	1219.2	1305.9	1200
Raw rating	1274	1219.2	1305.9	1200
Weighted rating	1237.6	1205.5	1261.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	774	719.2	805.9	700
Max/Min rating change allowed	149.2	161.4	142.6	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	1274	1219.2	1305.9	1200
New weighted rating	1241.2	1206.8	1265.8	1200
New weighted performance	0	0	0	0
Temp new rating	1274	1219.2	1305.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1274	1219.2	1305.9	1200
New K-factor	36	36	36	36
New floor	774	719.2	805.9	700

Item	Main	Standard	Rapid
	0	0	0
	8	5	3
	9	4	5
	0	0	0
	0	0	0
	0	0	0
History	17	9	8

Games since
	Main 17	Standard 9		Rapid 8		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
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	8	6	75	212.5	1205.3	1417.8
Standard	5	3	60	85	1208.5	1293.5
Rapid	3	3	100	425	1200	1625
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	12	70.59	175	1207.6	1382.6
Standard	9	5	55.56	47.2	1220.8	1268
Rapid	8	7	87.5	318.8	1192.8	1511.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1274	1219.2	1305.9	1200
2025-09-01	1274	1219.2	1305.9	1200
2025-08-01	1233.7	1204	1257.6	1200
2025-07-01	1233.7	1204	1257.6	1200
2025-06-01	1233.7	1204	1257.6	1200
2025-05-01	1233.7	1204	1257.6	1200
2025-04-01	1233.7	1204	1257.6	1200
2025-03-01	1233.7	1204	1257.6	1200
2025-02-01	1233.7	1204	1257.6	1200
2025-01-01	1233.7	1204	1257.6	1200
2024-12-01	1233.7	1204	1257.6	1200
2024-11-01	1233.7	1204	1257.6	1200
2024-10-01	1233.7	1204	1257.6	1200
2024-09-01	1233.4	1200	1257.6	1200
2024-08-01	1233.4	1200	1257.6	1200
2024-07-01	1233.4	1200	1257.6	1200
2024-06-01	1233.4	1200	1257.6	1200
2024-08-01	1233.4	1200	1257.6	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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 Schools Teams 2025 (U9)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (U9)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	5	3	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U9)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (U9)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	5	3	3	Yes	Analysis
3	Ekurhuleni North Schools Finals - Teams 2024 (U9 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
4	Kempton Park Cluster Teams League 2024 (U9A)	2024-04-13	2024-04-13	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Teams 2025
		date 2024-08-03	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Zunguza, E (Edmilson)				Opponent Malan, S (Samuel)
2	4	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Baudoux, C (Courtinye)				Opponent Leshaba, L (Lwando)
3	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Cibi, C (Chuma)				Opponent Cibi, C (Chuma)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Teams 2025
		date 2024-08-03	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Zunguza, E (Edmilson)				Opponent Malan, S (Samuel)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Cibi, C (Chuma)				Opponent Cibi, C (Chuma)

#	Games	Start				End
1	7	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Team Clusters LS 2025
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Baudoux, C (Courtinye)				Opponent Cele, R (Rhulani)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Teams 2025
		date 2024-08-03	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Zunguza, E (Edmilson)				Opponent Malan, S (Samuel)
2	4	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Baudoux, C (Courtinye)				Opponent Leshaba, L (Lwando)
3	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Cibi, C (Chuma)				Opponent Cibi, C (Chuma)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Teams 2025
		date 2024-08-03	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Zunguza, E (Edmilson)				Opponent Malan, S (Samuel)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Cibi, C (Chuma)				Opponent Cibi, C (Chuma)

#	Games	Start				End
1	7	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Team Clusters LS 2025
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Baudoux, C (Courtinye)				Opponent Cele, R (Rhulani)

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	Mokokoane ,NK (Ntsoeu�Keketso)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Mokokoane ,NK (Ntsoeu�Keketso)	2	1285.7	860.7	1	1277.8	860.7	1	1260.4	860.7	0	0	0
2	Mashiane ,T (Thatego)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Mashiane ,T (Thatego)	2	1200	1200	1	1200	775	1	1200	1625	0	0	0
3	Malan ,S (Samuel)	1	1	425	1	1	425	0	0	0	0	0	0
3	Malan ,S (Samuel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Botha ,D (Dillen)	1	1	425	1	1	425	0	0	0	0	0	0
4	Botha ,D (Dillen)	1	1242.8	1667.8	1	1188.4	1667.8	0	0	0	0	0	0
5	Cibi ,C (Chuma)	1	1	425	1	1	425	0	0	0	0	0	0
5	Cibi ,C (Chuma)	1	1209.9	1634.9	1	1210.8	1634.9	0	0	0	0	0	0
6	Masondo ,M (Mholofikie)	1	1	425	1	1	425	0	0	0	0	0	0
6	Masondo ,M (Mholofikie)	1	1199.8	1624.8	1	1199.7	1624.8	0	0	0	0	0	0
7	Van Jaarsveld ,A (Andre James)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Jaarsveld ,A (Andre James)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Cele ,R (Rhulani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Cele ,R (Rhulani)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Zunguza ,E (Edmilson)	1	1	425	1	1	425	0	0	0	0	0	0
9	Zunguza ,E (Edmilson)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Kekane ,W (Weitji)	1	1	425	0	0	0	1	1	425	0	0	0
10	Kekane ,W (Weitji)	1	1153.1	1578.1	0	0	0	1	1200	1578.1	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Van Der Merwe, M (Marcus)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms