Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Zyl, J (Josh)

Chess SA id

1120306565

FIDE id

Date of birth

2012-04-14 (U14)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1383.6

Item	Main	Standard	Rapid	Blitz
Rating	1310.5	1315.2	1207.2	1200
Raw rating	1310.5	1315.2	1207.2	1200
Weighted rating	1266.7	1262.1	1206.3	1200
Weighted performance	1265.2	0	0	0
Floor	810.5	815.2	707.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.7	140.7	164.1	165.8
Highest rating	1325.2 2024-08-01	1343.8 2024-08-01	1230.5 2024-07-01	1200 2024-07-01
Highest raw rating	1310.5 2025-09-01	1315.2 2025-09-01	1207.2 2024-08-01	1200 2024-07-01
Highest weighted rating	1273.3 2024-10-01	1269.5 2024-10-01	1207.2 2024-10-01	1200 2024-07-01
Highest weighted performance	1325.2 2024-08-01	1343.8 2024-08-01	1230.5 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1310.5	1315.2	1207.2	1200
Analysis
Rating	1310.5	1315.2	1207.2	1200
Raw rating	1310.5	1315.2	1207.2	1200
Weighted rating	1266.7	1262.1	1206.3
Weighted performance	1265.2	0	0
K-factor	36	36	36	36
Floor	810.5	815.2	707.2	700
Max/Min rating change allowed	141.7	140.7	164.1	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	1310.5	1315.2	1207.2	1200
New weighted rating	1271.7	1267.9	1206.5	1200
New weighted performance	1257.2	0	0	0
Temp new rating	1310.5	1315.2	1207.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1310.5	1315.2	1207.2	1200
New K-factor	36	36	36	36
New floor	810.5	815.2	707.2	700

Item	Main	Standard	Rapid
	0	0	0
	10	10	0
	16	10	6
	0	0	0
	0	0	0
	0	0	0
History	26	20	6

Games since
	Main 26	Standard 20		Rapid 6		Blitz 0
Gender	Male
Age group	U14
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	10	7	70	170	1235.2	1405.2
Standard	10	7	70	170	1235.2	1405.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	26	16.5	63.46	114.4	1244.8	1359.2
Standard	20	13.5	67.5	148.8	1218.8	1367.6
Rapid	6	3	50	0	1331.4	1331.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1310.5	1315.2	1207.2	1200
2025-09-30	1310.5	1315.2	1207.2	1200
2025-09-01	1310.5	1315.2	1207.2	1200
2025-08-01	1273.3	1269.5	1207.2	1200
2025-07-01	1273.3	1269.5	1207.2	1200
2025-06-01	1262	1252.5	1207.2	1200
2025-05-01	1262	1252.5	1207.2	1200
2025-04-01	1262	1252.5	1207.2	1200
2025-03-01	1262	1252.5	1207.2	1200
2025-02-01	1262	1252.5	1207.2	1200
2025-01-01	1262	1252.5	1207.2	1200
2024-12-01	1262	1252.5	1207.2	1200
2024-11-01	1262	1252.5	1207.2	1200
2024-10-01	1262	1252.5	1207.2	1200
2024-09-01	1262	1252.5	1207.2	1200
2024-08-01	1242	1224.4	1207.2	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	GDE (D8) Sedibeng West Schools - Teams 2025 (U13)	2025-08-16	2025-08-16	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
2	GDE (D8) Sedibeng West Schools Individuals 2025 (U13 Boys)	2025-06-07	2025-06-07	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	GDE (D8) Sedibeng West Schools - Teams 2025 (U13)	2025-08-16	2025-08-16	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
2	GDE (D8) Sedibeng West Schools Individuals 2025 (U13 Boys)	2025-06-07	2025-06-07	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
3	Sedibeng West District Schools Chess Team's Championships 2024 (U13)	2024-08-12	2024-08-12	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
4	Eureka Open 27 July 2024 (F)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
5	Midvaal Winter Classic 13 July 2024 (E)	2024-07-13	2024-07-13	Rapid	Sedibeng (GSV)	7	6	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Sedibeng West District Schools Chess Team's Championships 2024				Tournament GDE (D8) Sedibeng West Schools Individuals 2025
		date 2024-08-12	rnd 4	type Standard	result 0.5	date 2025-06-07	rnd 3	type Standard	result 1
		Opponent Cameron, Z (Zane)				Opponent Maloka, L (Lesedi)
2	4	Tournament GDE (D8) Sedibeng West Schools - Teams 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Matsoso, R (Relebohile)				Opponent Lerm, D (Darwun)
3	3	Tournament Eureka Open 27 July 2024				Tournament Sedibeng West District Schools Chess Team's Championships 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-12	rnd 2	type Standard	result 1
		Opponent Slabbert, L (Louis)				Opponent Motau, B (Bokamoso)

#	Games	Start				End
1	5	Tournament Sedibeng West District Schools Chess Team's Championships 2024				Tournament GDE (D8) Sedibeng West Schools Individuals 2025
		date 2024-08-12	rnd 4	type Standard	result 0.5	date 2025-06-07	rnd 3	type Standard	result 1
		Opponent Cameron, Z (Zane)				Opponent Maloka, L (Lesedi)
2	4	Tournament GDE (D8) Sedibeng West Schools - Teams 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Matsoso, R (Relebohile)				Opponent Lerm, D (Darwun)
3	3	Tournament Eureka Open 27 July 2024				Tournament Sedibeng West District Schools Chess Team's Championships 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-12	rnd 2	type Standard	result 1
		Opponent Slabbert, L (Louis)				Opponent Motau, B (Bokamoso)

#	Games	Start				End
1	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 7	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Van Rensburg, H (Hanno)				Opponent Van Rensburg, H (Hanno)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Bezuidenhout, M (Marlo)				Opponent Bezuidenhout, M (Marlo)
3	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Blignaut, A (Alma)				Opponent Blignaut, A (Alma)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament GDE (D8) Sedibeng West Schools - Teams 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Matsoso, R (Relebohile)				Opponent Lerm, D (Darwun)
2	4	Tournament Sedibeng West District Schools Chess Team's Championships 2024				Tournament GDE (D8) Sedibeng West Schools Individuals 2025
		date 2024-08-12	rnd 5	type Standard	result 1	date 2025-06-07	rnd 3	type Standard	result 1
		Opponent Mokoena, U (Ulwazi)				Opponent Maloka, L (Lesedi)
3	3	Tournament Eureka Open 27 July 2024				Tournament Sedibeng West District Schools Chess Team's Championships 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-12	rnd 2	type Standard	result 1
		Opponent Slabbert, L (Louis)				Opponent Motau, B (Bokamoso)

#	Games	Start				End
1	4	Tournament GDE (D8) Sedibeng West Schools - Teams 2025				Tournament GDE (D8) Sedibeng West Schools - Teams 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Matsoso, R (Relebohile)				Opponent Lerm, D (Darwun)
2	4	Tournament Sedibeng West District Schools Chess Team's Championships 2024				Tournament GDE (D8) Sedibeng West Schools Individuals 2025
		date 2024-08-12	rnd 5	type Standard	result 1	date 2025-06-07	rnd 3	type Standard	result 1
		Opponent Mokoena, U (Ulwazi)				Opponent Maloka, L (Lesedi)
3	3	Tournament Eureka Open 27 July 2024				Tournament Sedibeng West District Schools Chess Team's Championships 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-12	rnd 2	type Standard	result 1
		Opponent Slabbert, L (Louis)				Opponent Motau, B (Bokamoso)

#	Games	Start				End
1	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 7	type Rapid	result 1	date 2024-07-13	rnd 7	type Rapid	result 1
		Opponent Van Rensburg, H (Hanno)				Opponent Van Rensburg, H (Hanno)
2	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 5	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Bezuidenhout, M (Marlo)				Opponent Bezuidenhout, M (Marlo)
3	1	Tournament Midvaal Winter Classic 13 July 2024				Tournament Midvaal Winter Classic 13 July 2024
		date 2024-07-13	rnd 2	type Rapid	result 1	date 2024-07-13	rnd 2	type Rapid	result 1
		Opponent Blignaut, A (Alma)				Opponent Blignaut, A (Alma)

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	Blignaut ,A (Alma)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Blignaut ,A (Alma)	2	1174.4	1174.4	1	1176.5	749.4	1	1200	1599.4	0	0	0
2	Qale ,S (Simphiwe)	1	1	425	1	1	425	0	0	0	0	0	0
2	Qale ,S (Simphiwe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mokoena ,K (Katleho)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mokoena ,K (Katleho)	1	1180.7	1605.7	1	1180.4	1605.7	0	0	0	0	0	0
4	Matsoso ,R (Relebohile)	1	1	425	1	1	425	0	0	0	0	0	0
4	Matsoso ,R (Relebohile)	1	1227.9	1652.9	1	1233.2	1652.9	0	0	0	0	0	0
5	Mantshawu ,Q (Qhayiya)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mantshawu ,Q (Qhayiya)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mokoena ,U (Ulwazi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mokoena ,U (Ulwazi)	1	1126.3	1551.3	1	1110.4	1551.3	0	0	0	0	0	0
7	Slabbert ,L (Louis)	1	1	425	1	1	425	0	0	0	0	0	0
7	Slabbert ,L (Louis)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Mohokare ,K (Katiso)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mohokare ,K (Katiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Maloka ,L (Lesedi)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maloka ,L (Lesedi)	1	1263.7	1688.7	1	1276.8	1688.7	0	0	0	0	0	0
10	Van Moerkerken ,G (Gideon)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Moerkerken ,G (Gideon)	1	1287.9	862.9	1	1300.5	862.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Van Zyl, J (Josh)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms