Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Rensburg, Z (Zach)

Chess SA id

1130154318

FIDE id

Date of birth

2013-08-24 (U14)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-11-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1115.9	1151.2	1105.6	1200
Raw rating	1115.9	1151.2	1105.6	1200
Weighted rating	1114	1148.6	1105.5	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	186.9	177.7	189.7	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1115.9	1151.2	1105.6	1200
Analysis
Rating	1115.9	1151.2	1105.6	1200
Raw rating	1115.9	1151.2	1105.6	1200
Weighted rating	1114	1148.6	1105.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	186.9	177.7	189.7	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	1115.9	1151.2	1105.6	1200
New weighted rating	1114.3	1148.9	1105.5	1200
New weighted performance	0	0	0	0
Temp new rating	1115.9	1151.2	1105.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1115.9	1151.2	1105.6	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	13	6	7
	0	0	0
	0	0	0
History	13	6	7

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	13	2.5	19.23	-261.5	1186.8	925.3
Standard	6	1.5	25	-212.5	1183.4	970.9
Rapid	7	1	14.29	-303.6	1189.7	886.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1115.9	1151.2	1105.6	1200
2025-09-01	1115.9	1151.2	1105.6	1200
2025-08-01	1115.9	1151.2	1105.6	1200
2025-07-01	1115.9	1151.2	1105.6	1200
2025-06-01	1115.9	1151.2	1105.6	1200
2025-05-01	1115.9	1151.2	1105.6	1200
2025-04-01	1115.9	1151.2	1105.6	1200
2025-03-01	1115.9	1151.2	1105.6	1200
2025-02-01	1115.9	1151.2	1105.6	1200
2025-01-01	1111.2	1144.6	1105.3	1200
2024-12-01	1111.2	1144.6	1105.3	1200
2024-11-01	1111.2	1144.6	1105.3	1200
2024-10-01	1111.2	1144.6	1105.3	1200
2024-09-01	1111.2	1144.6	1105.3	1200
2024-08-01	1111.2	1144.6	1105.3	1200
2024-07-01	1111.2	1144.6	1105.3	1200
2024-06-01	1111.2	1144.6	1105.3	1200
2024-08-01	1111.2	1144.6	1105.3	1200
2024-04-01	1111.2	1144.6	1105.3	1200
2024-03-01	1111.2	1144.6	1105.3	1200
2024-02-01	1111.2	1144.6	1105.3	1200
2024-01-01	1111.2	1144.6	1105.3	1200
2023-12-01	1111.2	1144.6	1105.3	1200
2023-11-01	1111.2	1144.6	1105.3	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cygnet Preparatory School Individual Invitation Chess Tournament 2023 (Senior Primary)	2023-11-18	2023-11-18	Standard	Ethekwini (KED)	6	6	1.5	Yes	Analysis
2	Westville Senior Primary School Individual Invitational Chess Tournament 2023 (Senior Primary)	2023-04-22	2023-04-22	Rapid	Ethekwini (KED)	7	7	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 4	type Standard	result 0.5	date 2023-11-18	rnd 4	type Standard	result 0.5
		Opponent Singh, A (Aardarsh)				Opponent Singh, A (Aardarsh)
2	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 2	type Standard	result 1	date 2023-11-18	rnd 2	type Standard	result 1
		Opponent Barnes, M (Maxim)				Opponent Barnes, M (Maxim)
3	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Govender, A (Adrian)				Opponent Govender, A (Adrian)

#	Games	Start				End
1	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 4	type Standard	result 0.5	date 2023-11-18	rnd 4	type Standard	result 0.5
		Opponent Singh, A (Aardarsh)				Opponent Singh, A (Aardarsh)
2	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 2	type Standard	result 1	date 2023-11-18	rnd 2	type Standard	result 1
		Opponent Barnes, M (Maxim)				Opponent Barnes, M (Maxim)

#	Games	Start				End
1	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Govender, A (Adrian)				Opponent Govender, A (Adrian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 2	type Standard	result 1	date 2023-11-18	rnd 2	type Standard	result 1
		Opponent Barnes, M (Maxim)				Opponent Barnes, M (Maxim)
2	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Govender, A (Adrian)				Opponent Govender, A (Adrian)

#	Games	Start				End
1	1	Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023				Tournament Cygnet Preparatory School Individual Invitation Chess Tournament 2023
		date 2023-11-18	rnd 2	type Standard	result 1	date 2023-11-18	rnd 2	type Standard	result 1
		Opponent Barnes, M (Maxim)				Opponent Barnes, M (Maxim)

#	Games	Start				End
1	1	Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023				Tournament Westville Senior Primary School Individual Invitational Chess Tournament 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Govender, A (Adrian)				Opponent Govender, A (Adrian)

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	Singh ,A (Aardarsh)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Singh ,A (Aardarsh)	1	1199	1199	1	1200	1199	0	0	0	0	0	0
2	Ramasar ,T (Tanishq)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Ramasar ,T (Tanishq)	1	1175.4	750.4	1	1193.6	750.4	0	0	0	0	0	0
3	Lalbahadur ,A (Aryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Lalbahadur ,A (Aryan)	1	1240.5	815.5	1	1200	815.5	0	0	0	0	0	0
4	Govender ,D (Dejuan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Govender ,D (Dejuan)	1	1171.3	746.3	1	1179.2	746.3	0	0	0	0	0	0
5	White ,A (Arianna)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	White ,A (Arianna)	1	1150.2	725.2	1	1200	725.2	0	0	0	0	0	0
6	Barnes ,M (Maxim)	1	1	425	1	1	425	0	0	0	0	0	0
6	Barnes ,M (Maxim)	1	1164.2	1589.2	1	1200	1589.2	0	0	0	0	0	0
7	Mazibiya ,G (Gugulethu)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Mazibiya ,G (Gugulethu)	1	1161.6	736.6	0	0	0	1	1123.2	736.6	0	0	0
8	Govender ,A (Adrian)	1	1	425	0	0	0	1	1	425	0	0	0
8	Govender ,A (Adrian)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Azariah ,E (Eli)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Azariah ,E (Eli)	1	1165.8	740.8	0	0	0	1	1200	740.8	0	0	0
10	Hough ,A (Aston)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Hough ,A (Aston)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Van Rensburg, Z (Zach)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms