Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booysen, WH (Willem-Hendrik)

Chess SA id

100002662

FIDE id

Date of birth

2000-12-01 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1499	1499	1413.2	1413.2
Raw rating	1499	1499	1413.2	1413.2
Weighted rating	1498.8	1498.8	1413.2	1413.2
Weighted performance	113.7	113.4	0	0
Floor	999	999	913.2	913.2
K-factor	32	32	32	32
Min/Max rating change allowed	108.3	108.3	122.4	122.4
Highest rating	1570.1 2018-03-01	1569.4 2018-03-01	1413.2 2018-05-01	1413.2 2018-05-01
Highest raw rating	1499 2024-02-01	1499 2024-02-01	1413.2 2024-02-01	1413.2 2024-02-01
Highest weighted rating	1497.4 2025-08-01	1497.5 2025-08-01	1413.2 2018-05-01	1413.2 2018-05-01
Highest weighted performance	1570.1 2018-03-01	1569.4 2018-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1499	1499	1413.2	1413.2
Analysis
Rating	1499	1499	1413.2	1413.2
Raw rating	1499	1499	1413.2	1413.2
Weighted rating	1498.8	1498.8	1413.2
Weighted performance	113.7	113.4	0
K-factor	32	32	32	32
Floor	999	999	913.2	913.2
Max/Min rating change allowed	108.3	108.3	122.4	122.4
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	1499	1499	1413.2	1413.2
New weighted rating	1499	1499	1413.2	1413.2
New weighted performance	105.1	104.8	0	0
Temp new rating	1499	1499	1413.2	1413.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1499	1499	1413.2	1413.2
New K-factor	32	32	32	32
New floor	999	999	913.2	913.2

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	403	403

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	31	20.5	66.13	137.1	1308.1	1445.2
Standard	31	20.5	66.13	137.1	1308.1	1445.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1499	1499	1413.2	1413.2
2025-09-30	1499	1499	1413.2	1413.2
2025-09-01	1499	1499	1413.2	1413.2
2025-08-01	1499	1499	1413.2	1413.2
2025-07-01	1499	1499	1413.2	1413.2
2025-06-01	1499	1499	1413.2	1413.2
2025-05-01	1499	1499	1413.2	1413.2
2025-04-01	1499	1499	1413.2	1413.2
2025-03-01	1499	1499	1413.2	1413.2
2025-02-01	1499	1499	1413.2	1413.2
2025-01-01	1499	1499	1413.2	1413.2
2024-12-01	1499	1499	1413.2	1413.2
2024-11-01	1499	1499	1413.2	1413.2
2024-10-01	1499	1499	1413.2	1413.2
2024-09-01	1499	1499	1413.2	1413.2
2024-08-01	1499	1499	1413.2	1413.2
2024-07-01	1499	1499	1413.2	1413.2
2024-09-01	1499	1499	1413.2	1413.2
2024-05-01	1499	1499	1413.2	1413.2
2024-04-01	1499	1499	1413.2	1413.2
2024-03-01	1499	1499	1413.2	1413.2
2024-02-01	1499	1499	1413.2	1413.2
2024-01-01	1499	1499	1413.2	1413.2
2023-12-01	1450	1452.6	1413.2	1413.2

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	South African Junior Team Championships 2018 (U20B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	6.5	Yes	Analysis
2	2018 Capablanca Swiss (A)	2018-04-27	2018-04-29	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
3	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2018 Tshwane Registration Open Chess Tournament (B)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	South African Junior Team Championships 2017 (U18C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament 2018 Capablanca Swiss				Tournament South African Junior Team Championships 2018
		date 2018-04-28	rnd 5	type Standard	result 0.5	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Fourie, B (Brandon)				Opponent Chang, N (Nelson)
2	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Jacobs, L (Liam)				Opponent Januarie, J (Jeneska)
3	3	Tournament 2018 Waterkloof Open				Tournament 2018 Capablanca Swiss
		date 2018-03-04	rnd 5	type Standard	result 0.5	date 2018-04-27	rnd 2	type Standard	result 0.5
		Opponent Sadie, JJH (Johan)				Opponent Menyuku, BO (Boitumelo)

#	Games	Start				End
1	10	Tournament 2018 Capablanca Swiss				Tournament South African Junior Team Championships 2018
		date 2018-04-28	rnd 5	type Standard	result 0.5	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Fourie, B (Brandon)				Opponent Chang, N (Nelson)
2	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Jacobs, L (Liam)				Opponent Januarie, J (Jeneska)
3	3	Tournament 2018 Waterkloof Open				Tournament 2018 Capablanca Swiss
		date 2018-03-04	rnd 5	type Standard	result 0.5	date 2018-04-27	rnd 2	type Standard	result 0.5
		Opponent Sadie, JJH (Johan)				Opponent Menyuku, BO (Boitumelo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-17	rnd 3	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Koen, A (Andrea)				Opponent Chang, N (Nelson)
2	2	Tournament 2018 Waterkloof Open				Tournament 2018 Waterkloof Open
		date 2018-03-03	rnd 2	type Standard	result 1	date 2018-03-03	rnd 3	type Standard	result 1
		Opponent Koning, J (Jaedin)				Opponent Cruywagen, D (Dewan)
3	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 4	type Standard	result 1	date 2018-01-27	rnd 5	type Standard	result 1
		Opponent Mazibuko, B (Buhle)				Opponent Marais, AJ (Alwyn)

#	Games	Start				End
1	5	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-17	rnd 3	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent Koen, A (Andrea)				Opponent Chang, N (Nelson)
2	2	Tournament 2018 Waterkloof Open				Tournament 2018 Waterkloof Open
		date 2018-03-03	rnd 2	type Standard	result 1	date 2018-03-03	rnd 3	type Standard	result 1
		Opponent Koning, J (Jaedin)				Opponent Cruywagen, D (Dewan)
3	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 4	type Standard	result 1	date 2018-01-27	rnd 5	type Standard	result 1
		Opponent Mazibuko, B (Buhle)				Opponent Marais, AJ (Alwyn)

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	Marais ,AJ (Alwyn Johannes)	1	1	425	1	1	425	0	0	0	0	0	0
1	Marais ,AJ (Alwyn Johannes)	1	1330.1	1755.1	1	1330.1	1755.1	0	0	0	0	0	0
2	Huisamen ,WJ (Willem)	1	1	425	1	1	425	0	0	0	0	0	0
2	Huisamen ,WJ (Willem)	1	935.2	1360.2	1	935.2	1360.2	0	0	0	0	0	0
3	De Koster ,A (Arenda)	1	1	425	1	1	425	0	0	0	0	0	0
3	De Koster ,A (Arenda)	1	1220.4	1645.4	1	1220.4	1645.4	0	0	0	0	0	0
4	Maartens ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
4	Maartens ,A (Alexander)	1	1340.9	1765.9	1	1334.5	1765.9	0	0	0	0	0	0
5	Maloba ,DE (David)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Maloba ,DE (David)	1	1715	1290	1	1715	1290	0	0	0	0	0	0
6	Chang ,N (Nelson)	1	1	425	1	1	425	0	0	0	0	0	0
6	Chang ,N (Nelson)	1	1159.5	1584.5	1	1144.4	1584.5	0	0	0	0	0	0
7	Paterson ,RO (Richard)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Paterson ,RO (Richard)	1	1275	850	1	1275	850	0	0	0	0	0	0
8	Levy ,D (Darren)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Levy ,D (Darren)	1	590	165	1	590	165	0	0	0	0	0	0
9	Mazibuko ,B (Buhle)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mazibuko ,B (Buhle)	1	1328.7	1753.7	1	1328.7	1753.7	0	0	0	0	0	0
10	Zondo ,LC (Linda Cyril)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Zondo ,LC (Linda Cyril)	1	1358.2	1358.2	1	1361.9	1358.2	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

Booysen, WH (Willem-Hendrik)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms