Chess South Africa Ratings Database

PLAYER PAGE

Personal

Janse van Rensburg, Z (Zander)

Chess SA id

1130319626

FIDE id

Date of birth

2013-02-02 (U14)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1202.4	1204.2	1200	1200
Raw rating	1202.4	1204.2	1200	1200
Weighted rating	1200.4	1200.7	1200	1200
Weighted performance	0	0	0	0
Floor	702.4	704.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.3	164.8	165.8	165.8
Highest rating	1202.4 2025-09-01	1204.2 2025-09-01	1200 2025-06-01	1200 2025-06-01
Highest raw rating	1202.4 2025-09-01	1204.2 2025-09-01	1200 2025-06-01	1200 2025-06-01
Highest weighted rating	1200 2025-09-01	1200.1 2025-09-01	1200 2025-06-01	1200 2025-06-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1202.4	1204.2	1200	1200
Analysis
Rating	1202.4	1204.2	1200	1200
Raw rating	1202.4	1204.2	1200	1200
Weighted rating	1200.4	1200.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	702.4	704.2	700	700
Max/Min rating change allowed	165.3	164.8	165.8	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	1202.4	1204.2	1200	1200
New weighted rating	1200.5	1201	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1202.4	1204.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1202.4	1204.2	1200	1200
New K-factor	36	36	36	36
New floor	702.4	704.2	700	700

Item	Main	Standard
	0	0
	9	9
	0	0
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	9	3	33.33	-141.7	1270.7	1129
Standard	9	3	33.33	-141.7	1270.7	1129
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	3	33.33	-141.7	1270.7	1129
Standard	9	3	33.33	-141.7	1270.7	1129
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1202.4	1204.2	1200	1200
2025-09-30	1202.4	1204.2	1200	1200
2025-09-01	1202.4	1204.2	1200	1200
2025-08-01	1199.8	1199.7	1200	1200
2025-07-01	1199.6	1199.6	1200	1200
2025-06-01	1197.7	1197.1	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	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
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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	FIDE in the Bay 2025 (B)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
2	Karen Ashworth 2025 (C)	2025-04-26	2025-04-26	Standard	Nelson Mandela Bay (ENM)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	FIDE in the Bay 2025 (B)	2025-08-30	2025-08-30	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
2	Karen Ashworth 2025 (C)	2025-04-26	2025-04-26	Standard	Nelson Mandela Bay (ENM)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 4	type Standard	result 1	date 2025-08-30	rnd 4	type Standard	result 1
		Opponent Zafevere, K (Kuda)				Opponent Zafevere, K (Kuda)
2	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Grobler, M (Mia)				Opponent Grobler, M (Mia)
3	1	Tournament Karen Ashworth 2025				Tournament Karen Ashworth 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 2	type Standard	result 1
		Opponent Memani, M (Mbali)				Opponent Memani, M (Mbali)

#	Games	Start				End
1	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 4	type Standard	result 1	date 2025-08-30	rnd 4	type Standard	result 1
		Opponent Zafevere, K (Kuda)				Opponent Zafevere, K (Kuda)
2	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Grobler, M (Mia)				Opponent Grobler, M (Mia)
3	1	Tournament Karen Ashworth 2025				Tournament Karen Ashworth 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 2	type Standard	result 1
		Opponent Memani, M (Mbali)				Opponent Memani, M (Mbali)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 4	type Standard	result 1	date 2025-08-30	rnd 4	type Standard	result 1
		Opponent Zafevere, K (Kuda)				Opponent Zafevere, K (Kuda)
2	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Grobler, M (Mia)				Opponent Grobler, M (Mia)
3	1	Tournament Karen Ashworth 2025				Tournament Karen Ashworth 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 2	type Standard	result 1
		Opponent Memani, M (Mbali)				Opponent Memani, M (Mbali)

#	Games	Start				End
1	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 4	type Standard	result 1	date 2025-08-30	rnd 4	type Standard	result 1
		Opponent Zafevere, K (Kuda)				Opponent Zafevere, K (Kuda)
2	1	Tournament FIDE in the Bay 2025				Tournament FIDE in the Bay 2025
		date 2025-08-30	rnd 1	type Standard	result 1	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Grobler, M (Mia)				Opponent Grobler, M (Mia)
3	1	Tournament Karen Ashworth 2025				Tournament Karen Ashworth 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 2	type Standard	result 1
		Opponent Memani, M (Mbali)				Opponent Memani, M (Mbali)

No games found.

#	Games	Start				End

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	John ,Z (Zayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	John ,Z (Zayden)	1	1223.1	798.1	1	1224.9	798.1	0	0	0	0	0	0
2	Zafevere ,K (Kuda)	1	1	425	1	1	425	0	0	0	0	0	0
2	Zafevere ,K (Kuda)	1	1252.7	1677.7	1	1263.8	1677.7	0	0	0	0	0	0
3	Grobler ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
3	Grobler ,M (Mia)	1	1358.8	1783.8	1	1359.3	1783.8	0	0	0	0	0	0
4	Mbelekane ,H (Hloma)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mbelekane ,H (Hloma)	1	1298	873	1	1305	873	0	0	0	0	0	0
5	Memani ,M (Mbali)	1	1	425	1	1	425	0	0	0	0	0	0
5	Memani ,M (Mbali)	1	1199.1	1624.1	1	1198.9	1624.1	0	0	0	0	0	0
6	Ndayi ,S (Siyolise)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Ndayi ,S (Siyolise)	1	1237.3	812.3	1	1243.9	812.3	0	0	0	0	0	0
7	Sonti ,K (Khwezi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sonti ,K (Khwezi)	1	1384.5	959.5	1	1388.3	959.5	0	0	0	0	0	0
8	Van Dyk ,B (Ben)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Dyk ,B (Ben)	1	1238.3	813.3	1	1250.1	813.3	0	0	0	0	0	0
9	Goosen ,B (Blake)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Goosen ,B (Blake)	1	1244	819	1	1217.5	819	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Janse van Rensburg, Z (Zander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms