Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van den Berg, Z (Zander)

Chess SA id

1130317161

FIDE id

Date of birth

2013-07-22 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

992.4

Item	Main	Standard	Rapid	Blitz
Rating	1189.3	1184.3	1203.4	1200
Raw rating	1139.4	1108.4	1203.4	1200
Weighted rating	1189.3	1184.3	1200.5	1200
Weighted performance	885.6	878.3	0	0
Floor	699.9	699.9	703.4	700
K-factor	40	40	36	36
Min/Max rating change allowed	180.8	188.9	165	165.8
Highest rating	1199.9 2025-03-04	1199.9 2025-03-04	1203.4 2025-09-01	1200 2025-04-01
Highest raw rating	1199.9 2025-03-04	1199.9 2025-03-04	1203.4 2025-09-01	1200 2025-04-01
Highest weighted rating	1199.9 2025-03-04	1199.9 2025-03-04	1200.3 2025-09-01	1200 2025-04-01
Highest weighted performance	973.3 2025-06-01	976.7 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-4.4	-6.6	0	0
New rating	1184.9	1177.6	1203.4	1200
Analysis
Rating	1189.3	1184.3	1203.4	1200
Raw rating	1139.4	1108.4	1203.4	1200
Weighted rating	1189.3	1184.3	1200.5
Weighted performance	885.6	878.3	0
K-factor	40	40	36	36
Floor	699.9	699.9	703.4	700
Max/Min rating change allowed	180.8	188.9	165	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	1139.4	1108.4	1203.4	1200
New weighted rating	1184.9	1177.6	1200.8	1200
New weighted performance	885.3	878	0	0
Temp new rating	1184.9	1177.6	1203.4	1200
Temp new rating +/-	-4.4	-6.6	0	0
Final new rating +/-	-4.4	-6.6	0	0
New rating	1184.9	1177.6	1203.4	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	703.4	700

Item	Main	Standard	Rapid
	0	0	0
	32	28	4
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	32	28	4

Games since
	Main 32	Standard 28		Rapid 4		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	32	7	21.88	-239.1	1260.1	1021
Standard	28	5	17.86	-273.2	1256.9	983.7
Rapid	4	2	50	0	1282.5	1282.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	32	7	21.88	-239.1	1260.1	1021
Standard	28	5	17.86	-273.2	1256.9	983.7
Rapid	4	2	50	0	1282.5	1282.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1139.4	1108.4	1203.4	1200
2025-09-01	1139.4	1108.4	1203.4	1200
2025-08-01	1198.7	1198.4	1200	1200
2025-07-01	1198.1	1197.8	1200	1200
2025-06-01	1190.4	1188.6	1200	1200
2025-05-01	1199.3	1199.2	1200	1200
2025-04-01	1195.8	1194.9	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	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 Trials 2025 (E)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (U13)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	6	4	2	Yes	Analysis
3	Ekurhuleni Trials 2025 (E)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
4	East Rand Chess Club Open 2025 (C)	2025-05-03	2025-05-03	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
5	Ekurhuleni Chess Open 2025 (D)	2025-03-15	2025-03-15	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
6	Edenvale Germiston Cluster 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
7	East Rand Chess Club Open 2025 (C)	2025-03-01	2025-03-01	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trials 2025 (E)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (U13)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	6	4	2	Yes	Analysis
3	Ekurhuleni Trials 2025 (E)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
4	East Rand Chess Club Open 2025 (C)	2025-05-03	2025-05-03	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
5	Ekurhuleni Chess Open 2025 (D)	2025-03-15	2025-03-15	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
6	Edenvale Germiston Cluster 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
7	East Rand Chess Club Open 2025 (C)	2025-03-01	2025-03-01	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Matsilele, T (Tumiso)				Opponent Alberts, L (Layke)
2	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 4	type Rapid	result 1	date 2025-07-25	rnd 4	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)
3	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 1	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)

#	Games	Start				End
1	3	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Matsilele, T (Tumiso)				Opponent Alberts, L (Layke)
2	1	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-05-03	rnd 2	type Standard	result 1	date 2025-05-03	rnd 2	type Standard	result 1
		Opponent Ledwaba, O (Omolemo)				Opponent Ledwaba, O (Omolemo)
3	1	Tournament Ekurhuleni Chess Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Pretorius, R (Ronan Neo)				Opponent Pretorius, R (Ronan Neo)

#	Games	Start				End
1	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 4	type Rapid	result 1	date 2025-07-25	rnd 4	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)
2	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 1	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Matsilele, T (Tumiso)				Opponent Alberts, L (Layke)
2	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 4	type Rapid	result 1	date 2025-07-25	rnd 4	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)
3	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 1	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)

#	Games	Start				End
1	3	Tournament Edenvale Germiston Cluster 2025				Tournament Edenvale Germiston Cluster 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Matsilele, T (Tumiso)				Opponent Alberts, L (Layke)
2	1	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-05-03	rnd 2	type Standard	result 1	date 2025-05-03	rnd 2	type Standard	result 1
		Opponent Ledwaba, O (Omolemo)				Opponent Ledwaba, O (Omolemo)
3	1	Tournament Ekurhuleni Chess Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 2	type Standard	result 1
		Opponent Pretorius, R (Ronan Neo)				Opponent Pretorius, R (Ronan Neo)

#	Games	Start				End
1	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 4	type Rapid	result 1	date 2025-07-25	rnd 4	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)
2	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 1	type Rapid	result 1	date 2025-07-25	rnd 1	type Rapid	result 1
		Opponent Zulu, G (Grace)				Opponent Zulu, G (Grace)

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	Jordaan ,M (Mikijl)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Jordaan ,M (Mikijl)	3	1356.9	931.9	3	1359.2	931.9	0	0	0	0	0	0
2	Thoobe ,K (Khomotso)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Thoobe ,K (Khomotso)	2	1199.3	774.3	2	1199.4	774.3	0	0	0	0	0	0
3	Matamela ,M (Mukovhe)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Matamela ,M (Mukovhe)	2	1143.9	718.9	2	1185.7	718.9	0	0	0	0	0	0
4	Van Der Schyff ,C (Charlize)	2	0	-425	0	0	0	2	0	-425	0	0	0
4	Van Der Schyff ,C (Charlize)	2	1408.7	983.7	0	0	0	2	1240	983.7	0	0	0
5	Zulu ,G (Grace)	2	2	425	0	0	0	2	2	425	0	0	0
5	Zulu ,G (Grace)	2	1156.2	1581.2	0	0	0	2	1200	1581.2	0	0	0
6	Pretorius ,R (Ronan Neo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Pretorius ,R (Ronan Neo)	1	1159.6	1584.6	1	1150.4	1584.6	0	0	0	0	0	0
7	Chen ,M (Mingcheng)	1	1	425	1	1	425	0	0	0	0	0	0
7	Chen ,M (Mingcheng)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Karsas ,S (Sophia)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Karsas ,S (Sophia)	1	1129.1	704.1	1	1130.3	704.1	0	0	0	0	0	0
9	Ngcongolo ,T (Thamsanqa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Ngcongolo ,T (Thamsanqa)	1	1324.1	899.1	1	1337	899.1	0	0	0	0	0	0
10	Stoffels ,C (Connor)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Stoffels ,C (Connor)	1	1233.2	808.2	1	1240	808.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van den Berg, Z (Zander)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms