Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kotze, Z (Zade)

Chess SA id

1080110405

FIDE id

Date of birth

2008-12-08 (U18)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-02-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1123.6	1095.2	1192.6	1200
Raw rating	1123.6	1095.2	1192.6	1200
Weighted rating	1123.6	1095.2	1192.6	1200
Weighted performance	0	0	0	0
Floor	723	700	741.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	184.9	192.5	167.6	165.8
Highest rating	1253.1 2019-02-01	1200 2018-10-01	1328.2 2019-02-01	1200 2018-10-01
Highest raw rating	1223 2019-03-01	1200 2018-02-01	1241.6 2020-01-01	1200 2024-02-01
Highest weighted rating	1223 2019-04-01	1200 2018-10-01	1241.6 2021-02-01	1200 2018-10-01
Highest weighted performance	1253.1 2019-02-01	1200 2018-02-01	1328.2 2019-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1123.6	1095.2	1192.6	1200
Analysis
Rating	1123.6	1095.2	1192.6	1200
Raw rating	1123.6	1095.2	1192.6	1200
Weighted rating	1123.6	1095.2	1192.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	723	700	741.6	700
Max/Min rating change allowed	184.9	192.5	167.6	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	1123.6	1095.2	1192.6	1200
New weighted rating	1123.6	1095.2	1192.6	1200
New weighted performance	0	0	0	0
Temp new rating	1123.6	1095.2	1192.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1123.6	1095.2	1192.6	1200
New K-factor	36	36	36	36
New floor	723	700	741.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	5	0	5
History	23	11	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	23	8.5	36.96	-110.9	1194.1	1083.2
Standard	11	2.5	22.73	-231.8	1202.9	971.1
Rapid	12	6	50	0	1185.9	1185.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1123.6	1095.2	1192.6	1200
2025-09-01	1123.6	1095.2	1192.6	1200
2025-08-01	1123.6	1095.2	1192.6	1200
2025-07-01	1123.6	1095.2	1192.6	1200
2025-06-01	1123.6	1095.2	1192.6	1200
2025-05-01	1123.6	1095.2	1192.6	1200
2025-04-01	1123.6	1095.2	1192.6	1200
2025-03-01	1123.6	1095.2	1192.6	1200
2025-02-01	1123.6	1095.2	1192.6	1200
2025-01-01	1123.6	1095.2	1192.6	1200
2024-12-01	1123.6	1095.2	1192.6	1200
2024-11-01	1123.6	1095.2	1192.6	1200
2024-10-01	1123.6	1095.2	1192.6	1200
2024-09-01	1123.6	1095.2	1192.6	1200
2024-08-01	1123.6	1095.2	1192.6	1200
2024-07-01	1123.6	1095.2	1192.6	1200
2024-06-01	1123.6	1095.2	1192.6	1200
2024-08-01	1123.6	1095.2	1192.6	1200
2024-04-01	1123.6	1095.2	1192.6	1200
2024-03-01	1123.6	1095.2	1192.6	1200
2024-02-01	1123.6	1095.2	1192.6	1200
2024-01-01	1123.6	1095.2	1192.6	1200
2023-12-01	1123.6	1095.2	1192.6	1200
2023-11-01	1123.6	1095.2	1192.6	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	West Coast Schools Prestige 2022 (U15 Boys)	2022-02-19	2022-02-19	Standard	West Coast (WCU)	6	5	1.5	Yes	Analysis
2	Bo-Weskus Skole Skaak Prestige 2021 (O13 Seuns)	2021-05-08	2021-05-08	Rapid	West Coast (WCU)	5	5	1.5	Yes	Analysis
3	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O11 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
4	Bo-Weskus Skole Skaak Prestige 2019 (O11 Seuns)	2019-02-16	2019-02-16	Rapid	West Coast (WCU)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 2	type Rapid	result 0.5	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Beukes, H (Hen-Lee)				Opponent Boks, M (Marquin)
2	2	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament Bo-Weskus Skole Skaak Prestige 2021
		date 2021-05-08	rnd 2	type Rapid	result 0.5	date 2021-05-08	rnd 3	type Rapid	result 1
		Opponent Le Fleur, S (Shirano)				Opponent Barens, A (Amrick)
3	1	Tournament West Coast Schools Prestige 2022				Tournament West Coast Schools Prestige 2022
		date 2022-02-19	rnd 5	type Standard	result 0.5	date 2022-02-19	rnd 5	type Standard	result 0.5
		Opponent Johnson, D (Deomanthy)				Opponent Johnson, D (Deomanthy)

#	Games	Start				End
1	1	Tournament West Coast Schools Prestige 2022				Tournament West Coast Schools Prestige 2022
		date 2022-02-19	rnd 5	type Standard	result 0.5	date 2022-02-19	rnd 5	type Standard	result 0.5
		Opponent Johnson, D (Deomanthy)				Opponent Johnson, D (Deomanthy)
2	1	Tournament West Coast Schools Prestige 2022				Tournament West Coast Schools Prestige 2022
		date 2022-02-19	rnd 3	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Witbooi, J (Jaden)				Opponent Witbooi, J (Jaden)
3	1	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 1
		Opponent Van Rooyen, Z (Zayd)				Opponent Van Rooyen, Z (Zayd)

#	Games	Start				End
1	4	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 2	type Rapid	result 0.5	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Beukes, H (Hen-Lee)				Opponent Boks, M (Marquin)
2	2	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament Bo-Weskus Skole Skaak Prestige 2021
		date 2021-05-08	rnd 2	type Rapid	result 0.5	date 2021-05-08	rnd 3	type Rapid	result 1
		Opponent Le Fleur, S (Shirano)				Opponent Barens, A (Amrick)
3	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 7	type Rapid	result 1	date 2019-02-16	rnd 7	type Rapid	result 1
		Opponent Magerman, D (Dernique)				Opponent Magerman, D (Dernique)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 3	type Rapid	result 1	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Djeudje, K (Keanen)				Opponent Boks, M (Marquin)
2	1	Tournament West Coast Schools Prestige 2022				Tournament West Coast Schools Prestige 2022
		date 2022-02-19	rnd 3	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Witbooi, J (Jaden)				Opponent Witbooi, J (Jaden)
3	1	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament Bo-Weskus Skole Skaak Prestige 2021
		date 2021-05-08	rnd 3	type Rapid	result 1	date 2021-05-08	rnd 3	type Rapid	result 1
		Opponent Barens, A (Amrick)				Opponent Barens, A (Amrick)

#	Games	Start				End
1	1	Tournament West Coast Schools Prestige 2022				Tournament West Coast Schools Prestige 2022
		date 2022-02-19	rnd 3	type Standard	result 1	date 2022-02-19	rnd 3	type Standard	result 1
		Opponent Witbooi, J (Jaden)				Opponent Witbooi, J (Jaden)
2	1	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 5	type Standard	result 1
		Opponent Van Rooyen, Z (Zayd)				Opponent Van Rooyen, Z (Zayd)

#	Games	Start				End
1	3	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 3	type Rapid	result 1	date 2019-02-16	rnd 5	type Rapid	result 1
		Opponent Djeudje, K (Keanen)				Opponent Boks, M (Marquin)
2	1	Tournament Bo-Weskus Skole Skaak Prestige 2021				Tournament Bo-Weskus Skole Skaak Prestige 2021
		date 2021-05-08	rnd 3	type Rapid	result 1	date 2021-05-08	rnd 3	type Rapid	result 1
		Opponent Barens, A (Amrick)				Opponent Barens, A (Amrick)
3	1	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 7	type Rapid	result 1	date 2019-02-16	rnd 7	type Rapid	result 1
		Opponent Magerman, D (Dernique)				Opponent Magerman, D (Dernique)

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	Boks ,M (Marquin)	2	1	0	0	0	0	2	1	0	0	0	0
1	Boks ,M (Marquin)	2	1206.3	1206.3	0	0	0	2	1199.2	1206.3	0	0	0
2	Beukes ,H (Hen-Lee)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
2	Beukes ,H (Hen-Lee)	2	1189.2	976.7	0	0	0	2	1180.8	976.7	0	0	0
3	Johnson ,D (Deomanthy)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Johnson ,D (Deomanthy)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Kearns ,R (Ray)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kearns ,R (Ray)	1	1193.2	768.2	1	1221.7	768.2	0	0	0	0	0	0
5	Makatees ,H (Haywill)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Makatees ,H (Haywill)	1	1208.4	783.4	1	1200	783.4	0	0	0	0	0	0
6	Witbooi ,J (Jaden)	1	1	425	1	1	425	0	0	0	0	0	0
6	Witbooi ,J (Jaden)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Diedericks ,T (Teswell)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Diedericks ,T (Teswell)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Lu ,DTX (Daniel Ting Xu)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Lu ,DTX (Daniel Ting Xu)	1	1130.8	705.8	1	1095	705.8	0	0	0	0	0	0
9	Domingo ,C (Cowan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Domingo ,C (Cowan)	1	1287.6	862.6	1	1221.2	862.6	0	0	0	0	0	0
10	Van Rooyen ,Z (Zayd)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Rooyen ,Z (Zayd)	1	1200	1625	1	1200	1625	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

Kotze, Z (Zade)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms