Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Zyl, J (Josch)

Chess SA id

1090140263

FIDE id

Date of birth

2009-04-15 (U18)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-09-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1175.5	1172.4	1200	1200
Raw rating	1175.5	1172.4	1200	1200
Weighted rating	1175.5	1172.4	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.7	172.5	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	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 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1175.5	1172.4	1200	1200
Analysis
Rating	1175.5	1172.4	1200	1200
Raw rating	1175.5	1172.4	1200	1200
Weighted rating	1175.5	1172.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	171.7	172.5	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	1175.5	1172.4	1200	1200
New weighted rating	1175.5	1172.4	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1175.5	1172.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1175.5	1172.4	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	20	20
	0	0
History	20	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	West Rand (GWR)
Province	Gauteng (GT)
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	20	8.5	42.5	-63.8	1221.6	1157.9
Standard	20	8.5	42.5	-63.8	1221.6	1157.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1175.5	1172.4	1200	1200
2025-09-01	1175.5	1172.4	1200	1200
2025-08-01	1175.5	1172.4	1200	1200
2025-07-01	1175.5	1172.4	1200	1200
2025-06-01	1175.5	1172.4	1200	1200
2025-05-01	1175.5	1172.4	1200	1200
2025-04-01	1175.5	1172.4	1200	1200
2025-03-01	1175.5	1172.4	1200	1200
2025-02-01	1175.5	1172.4	1200	1200
2025-01-01	1175.5	1172.4	1200	1200
2024-12-01	1175.5	1172.4	1200	1200
2024-11-01	1175.5	1172.4	1200	1200
2024-10-01	1175.5	1172.4	1200	1200
2024-09-01	1175.5	1172.4	1200	1200
2024-08-01	1175.5	1172.4	1200	1200
2024-07-01	1175.5	1172.4	1200	1200
2024-06-01	1175.5	1172.4	1200	1200
2024-08-01	1175.5	1172.4	1200	1200
2024-04-01	1175.5	1172.4	1200	1200
2024-03-01	1175.5	1172.4	1200	1200
2024-02-01	1175.5	1172.4	1200	1200
2024-01-01	1175.5	1172.4	1200	1200
2023-12-01	1175.5	1172.4	1200	1200
2023-11-01	1175.5	1172.4	1200	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 Rand Trials 2022 (U14)	2022-09-03	2022-09-03	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
2	D2 School League Finals 2022 (U13)	2022-08-20	2022-08-20	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
3	2nd West Rand Open 2022 (Juniors)	2022-08-06	2022-08-06	Standard	West Rand (GWR)	5	5	2.5	Yes	Analysis
4	D2 Schools Individuals 2022 (U13 Boys)	2022-05-07	2022-05-07	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament D2 School League Finals 2022				Tournament D2 School League Finals 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Beukman, D (Dilene)				Opponent Motaung, P (Puleng)
2	2	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 1	type Standard	result 0.5	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Collins, C (Christo)				Opponent Sentso, B (Bonolo)
3	2	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Moncho, K (Keletso)				Opponent Jacob, AK (Abishai)

#	Games	Start				End
1	2	Tournament D2 School League Finals 2022				Tournament D2 School League Finals 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Beukman, D (Dilene)				Opponent Motaung, P (Puleng)
2	2	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 1	type Standard	result 0.5	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Collins, C (Christo)				Opponent Sentso, B (Bonolo)
3	2	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Moncho, K (Keletso)				Opponent Jacob, AK (Abishai)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament D2 School League Finals 2022				Tournament D2 School League Finals 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Beukman, D (Dilene)				Opponent Motaung, P (Puleng)
2	2	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Moncho, K (Keletso)				Opponent Jacob, AK (Abishai)
3	1	Tournament West Rand Trials 2022				Tournament West Rand Trials 2022
		date 2022-09-03	rnd 5	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent Dube, A (Andrew)				Opponent Dube, A (Andrew)

#	Games	Start				End
1	2	Tournament D2 School League Finals 2022				Tournament D2 School League Finals 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Beukman, D (Dilene)				Opponent Motaung, P (Puleng)
2	2	Tournament D2 Schools Individuals 2022				Tournament D2 Schools Individuals 2022
		date 2022-05-07	rnd 3	type Standard	result 1	date 2022-05-07	rnd 4	type Standard	result 1
		Opponent Moncho, K (Keletso)				Opponent Jacob, AK (Abishai)
3	1	Tournament West Rand Trials 2022				Tournament West Rand Trials 2022
		date 2022-09-03	rnd 5	type Standard	result 1	date 2022-09-03	rnd 5	type Standard	result 1
		Opponent Dube, A (Andrew)				Opponent Dube, A (Andrew)

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	Mithani ,G (Gcobani)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Mithani ,G (Gcobani)	2	1426.4	1001.4	2	1423.3	1001.4	0	0	0	0	0	0
2	Collins ,C (Christo)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Collins ,C (Christo)	2	1220.4	1007.9	2	1229.4	1007.9	0	0	0	0	0	0
3	Maphosa ,D (Denlin)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Maphosa ,D (Denlin)	2	1246.8	821.8	2	1254.7	821.8	0	0	0	0	0	0
4	Moncho ,K (Keletso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Moncho ,K (Keletso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Beukman ,D (Dilene)	1	1	425	1	1	425	0	0	0	0	0	0
5	Beukman ,D (Dilene)	1	1213.2	1638.2	1	1214	1638.2	0	0	0	0	0	0
6	Dube ,A (Andrew)	1	1	425	1	1	425	0	0	0	0	0	0
6	Dube ,A (Andrew)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Silvo ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Silvo ,L (Luan)	1	1192.7	767.7	1	1190.8	767.7	0	0	0	0	0	0
8	Mbokoto ,G (Goitsemang)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mbokoto ,G (Goitsemang)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Songo ,D (Divine)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Songo ,D (Divine)	1	1187.4	762.4	1	1183.2	762.4	0	0	0	0	0	0
10	Seitei ,N (Neo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Seitei ,N (Neo)	1	1204.9	779.9	1	1208.8	779.9	0	0	0	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 Zyl, J (Josch)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms