Chess South Africa Ratings Database

PLAYER PAGE

Personal

Weng, J (Jason)

Chess SA id

1120145670

FIDE id

Date of birth

2012-07-04 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-10-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.6	1178.7	1213.3	1200
Raw rating	1201.6	1178.7	1213.3	1200
Weighted rating	1201.6	1178.7	1213.3	1200
Weighted performance	855.7	0	890.4	0
Floor	708.7	714	713.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.4	170.9	162.7	165.8
Highest rating	1208.7 2023-03-01	1215 2023-02-01	1214.2 2023-10-01	1200 2018-10-01
Highest raw rating	1208.7 2023-03-01	1214 2023-03-01	1213.3 2024-02-01	1200 2024-02-01
Highest weighted rating	1208.7 2018-10-01	1214 2018-10-01	1213.3 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1215 2023-02-01	1214.2 2023-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1201.6	1178.7	1213.3	1200
Analysis
Rating	1201.6	1178.7	1213.3	1200
Raw rating	1201.6	1178.7	1213.3	1200
Weighted rating	1201.6	1178.7	1213.3
Weighted performance	855.7	0	890.4
K-factor	36	36	36	36
Floor	708.7	714	713.3	700
Max/Min rating change allowed	165.4	170.9	162.7	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	1201.6	1178.7	1213.3	1200
New weighted rating	1201.6	1178.7	1213.3	1200
New weighted performance	848.7	0	883.2	0
Temp new rating	1201.6	1178.7	1213.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1201.6	1178.7	1213.3	1200
New K-factor	36	36	36	36
New floor	708.7	714	713.3	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	34	9	25
	18	12	6
	0	0	0
History	52	21	31

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	52	24	46.15	-32.7	1214.5	1181.8
Standard	21	9	42.86	-60.7	1223.2	1162.5
Rapid	31	15	48.39	-13.7	1208.6	1194.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1201.6	1178.7	1213.3	1200
2025-09-30	1201.6	1178.7	1213.3	1200
2025-09-01	1201.6	1178.7	1213.3	1200
2025-08-01	1201.6	1178.7	1213.3	1200
2025-07-01	1201.6	1178.7	1213.3	1200
2025-06-01	1201.6	1178.7	1213.3	1200
2025-05-01	1201.6	1178.7	1213.3	1200
2025-04-01	1201.6	1178.7	1213.3	1200
2025-03-01	1201.6	1178.7	1213.3	1200
2025-02-01	1201.6	1178.7	1213.3	1200
2025-01-01	1201.6	1178.7	1213.3	1200
2024-12-01	1201.6	1178.7	1213.3	1200
2024-11-01	1201.6	1178.7	1213.3	1200
2024-10-01	1201.6	1178.7	1213.3	1200
2024-09-01	1201.6	1178.7	1213.3	1200
2024-08-01	1201.6	1178.7	1213.3	1200
2024-07-01	1201.6	1178.7	1213.3	1200
2024-09-01	1201.6	1178.7	1213.3	1200
2024-05-01	1201.6	1178.7	1213.3	1200
2024-04-01	1201.6	1178.7	1213.3	1200
2024-03-01	1201.6	1178.7	1213.3	1200
2024-02-01	1201.6	1178.7	1213.3	1200
2024-01-01	1201.6	1178.7	1213.3	1200
2023-12-01	1201.6	1178.7	1213.3	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	Worcester Knock-Out 2023 (U13 Boys)	2023-10-14	2023-10-14	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
2	CW Top Schools 2023 (U13 Mix + U13 Girls)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	4	3	Yes	Analysis
3	Steinitz Open 2023 (U14)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	5	5	2.5	Yes	Analysis
4	Midas Paints Chess Cup Term 2 2023 (U14)	2023-04-15	2023-04-15	Rapid	Cape Winelands (WCW)	5	4	1.5	Yes	Analysis
5	Cape Town Open 2023 (Rapid)	2023-03-26	2023-03-26	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
6	Cape Winelands Schools Prestige 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
7	Cape Winelands Schools Chess - Trials 1 2023 (U13 Boys)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
8	Drakenstein Pioneers Club Championship 2022 (U14)	2022-09-20	2022-10-11	Standard	Cape Winelands (WCW)	7	7	4	Yes	Analysis
9	Stellenbosch Primary 2022 (U11)	2022-08-13	2022-08-13	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
10	Cape Winelands Schools Top Schools 2022 (U13 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 3	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Le Roux, J (Joss)				Opponent Kwabe, A (Awonke)
2	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Solomons, GM (Gabriella)				Opponent Venter, D (Danelize)
3	3	Tournament Midas Paints Chess Cup Term 2 2023				Tournament Steinitz Open 2023
		date 2023-04-15	rnd 4	type Rapid	result 1	date 2023-05-27	rnd 1	type Rapid	result 0.5
		Opponent Crotz, E (Euodia)				Opponent Els, A (Aiden)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-02-18	rnd 5	type Standard	result 1
		Opponent Lacock, X (Xavier)				Opponent Van Huyssteen, D (De Wet)
2	2	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Drakenstein Pioneers Club Championship 2022
		date 2022-10-11	rnd 4	type Standard	result 1	date 2022-10-11	rnd 5	type Standard	result 1
		Opponent Samuels, J (Jethro)				Opponent Cilliers, D (Dene)
3	2	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Drakenstein Pioneers Club Championship 2022
		date 2022-09-20	rnd 1	type Standard	result 1	date 2022-10-11	rnd 2	type Standard	result 1
		Opponent Fortuin, A (Ashanti)				Opponent Cupido, C (Caylah)

#	Games	Start				End
1	3	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 3	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Le Roux, J (Joss)				Opponent Kwabe, A (Awonke)
2	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Solomons, GM (Gabriella)				Opponent Venter, D (Danelize)
3	3	Tournament Midas Paints Chess Cup Term 2 2023				Tournament Steinitz Open 2023
		date 2023-04-15	rnd 4	type Rapid	result 1	date 2023-05-27	rnd 1	type Rapid	result 0.5
		Opponent Crotz, E (Euodia)				Opponent Els, A (Aiden)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 3	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Le Roux, J (Joss)				Opponent Kwabe, A (Awonke)
2	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Solomons, GM (Gabriella)				Opponent Venter, D (Danelize)
3	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-02-18	rnd 5	type Standard	result 1
		Opponent Lacock, X (Xavier)				Opponent Van Huyssteen, D (De Wet)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2023-02-18	rnd 4	type Standard	result 1	date 2023-02-18	rnd 5	type Standard	result 1
		Opponent Lacock, X (Xavier)				Opponent Van Huyssteen, D (De Wet)
2	2	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Drakenstein Pioneers Club Championship 2022
		date 2022-10-11	rnd 4	type Standard	result 1	date 2022-10-11	rnd 5	type Standard	result 1
		Opponent Samuels, J (Jethro)				Opponent Cilliers, D (Dene)
3	2	Tournament Drakenstein Pioneers Club Championship 2022				Tournament Drakenstein Pioneers Club Championship 2022
		date 2022-09-20	rnd 1	type Standard	result 1	date 2022-10-11	rnd 2	type Standard	result 1
		Opponent Fortuin, A (Ashanti)				Opponent Cupido, C (Caylah)

#	Games	Start				End
1	3	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 3	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Le Roux, J (Joss)				Opponent Kwabe, A (Awonke)
2	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 2	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Solomons, GM (Gabriella)				Opponent Venter, D (Danelize)
3	2	Tournament Stellenbosch Primary 2022				Tournament Stellenbosch Primary 2022
		date 2022-08-13	rnd 5	type Rapid	result 1	date 2022-08-13	rnd 6	type Rapid	result 1
		Opponent Mason, T (Tristian)				Opponent Brikkels, R (Rae)

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	Fortuin ,A (Ashanti)	1	1	425	1	1	425	0	0	0	0	0	0
1	Fortuin ,A (Ashanti)	1	1120.8	1545.8	1	1161.6	1545.8	0	0	0	0	0	0
2	Lacock ,X (Xavier)	1	1	425	1	1	425	0	0	0	0	0	0
2	Lacock ,X (Xavier)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Moerat ,N (Na-Eem)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moerat ,N (Na-Eem)	1	1217.3	792.3	1	1220	792.3	0	0	0	0	0	0
4	Mazibukwana ,N (Nzuzo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mazibukwana ,N (Nzuzo)	1	1164.4	1589.4	1	1195	1589.4	0	0	0	0	0	0
5	Radloff ,H (Hunther)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Radloff ,H (Hunther)	1	1212.3	787.3	1	1213.6	787.3	0	0	0	0	0	0
6	Mqolo ,A (Awonke)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mqolo ,A (Awonke)	1	1222.8	797.8	1	1202.5	797.8	0	0	0	0	0	0
7	Terblanche ,S (Stefan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Terblanche ,S (Stefan)	1	1287.2	862.2	1	1244.1	862.2	0	0	0	0	0	0
8	Barnard ,B (Ben)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Barnard ,B (Ben)	1	1198.3	773.3	1	1200	773.3	0	0	0	0	0	0
9	Le Roux ,J (Joss)	1	1	425	0	0	0	1	1	425	0	0	0
9	Le Roux ,J (Joss)	1	1242.5	1667.5	0	0	0	1	1200	1667.5	0	0	0
10	Ntsondwa ,L (Lunika)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Ntsondwa ,L (Lunika)	1	1141.3	716.3	0	0	0	1	1132.8	716.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Weng, J (Jason)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms