Chess South Africa Ratings Database

PLAYER PAGE

Personal

Liebenberg, J (Junior)

Chess SA id

1110138425

FIDE id

Date of birth

2011-08-08 (U16)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1097	1109.9	1123.2	1200
Raw rating	1097	1109.9	1123.2	1200
Weighted rating	1096.5	1109.3	1123.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	192	188.5	185	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 2020-01-01	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 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1097	1109.9	1123.2	1200
Analysis
Rating	1097	1109.9	1123.2	1200
Raw rating	1097	1109.9	1123.2	1200
Weighted rating	1096.5	1109.3	1123.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	192	188.5	185	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	1097	1109.9	1123.2	1200
New weighted rating	1096.6	1109.4	1123.2	1200
New weighted performance	0	0	0	0
Temp new rating	1097	1109.9	1123.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1097	1109.9	1123.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	10	4	6
	9	9	0
	0	0	0
History	19	13	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	19	5	26.32	-201.3	1194.3	993
Standard	13	4	30.77	-163.5	1176.6	1013.2
Rapid	6	1	16.67	-283.3	1232.5	949.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1097	1109.9	1123.2	1200
2025-09-01	1097	1109.9	1123.2	1200
2025-08-01	1097	1109.9	1123.2	1200
2025-07-01	1097	1109.9	1123.2	1200
2025-06-01	1097	1109.9	1123.2	1200
2025-05-01	1097	1109.9	1123.2	1200
2025-04-01	1097	1109.9	1123.2	1200
2025-03-01	1097	1109.9	1123.2	1200
2025-02-01	1097	1109.9	1123.2	1200
2025-01-01	1095.7	1108.4	1123.2	1200
2024-12-01	1095.7	1108.4	1123.2	1200
2024-11-01	1095.7	1108.4	1123.2	1200
2024-10-01	1095.7	1108.4	1123.2	1200
2024-09-01	1095.7	1108.4	1123.2	1200
2024-08-01	1095.7	1108.4	1123.2	1200
2024-07-01	1095.7	1108.4	1123.2	1200
2024-06-01	1095.7	1108.4	1123.2	1200
2024-08-01	1095.7	1108.4	1123.2	1200
2024-04-01	1095.7	1108.4	1123.2	1200
2024-03-01	1095.7	1108.4	1123.2	1200
2024-02-01	1095.7	1108.4	1123.2	1200
2024-01-01	1095.7	1108.4	1123.2	1200
2023-12-01	1095.7	1108.4	1123.2	1200
2023-11-01	1095.7	1108.4	1123.2	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	Overberg Top Schools 2023 (U13)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
2	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	1	Yes	Analysis
3	Overberg Topskole 2022 (O11)	2022-08-30	2022-08-30	Standard	Overberg (WOS)	6	4	1	Yes	Analysis
4	Overberg Primary Schools Closed 2022 (U11 Boys)	2022-03-12	2022-03-12	Standard	Overberg (WOS)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Simpson, E (Ethan)				Opponent Voges, C (Christian)
2	1	Tournament Overberg Top Schools 2023				Tournament Overberg Top Schools 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Windvogel, M (Melissa)				Opponent Windvogel, M (Melissa)
3	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-02-24	rnd 2	type Rapid	result 1
		Opponent Suriyari, P (Prosper)				Opponent Suriyari, P (Prosper)

#	Games	Start				End
1	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Simpson, E (Ethan)				Opponent Voges, C (Christian)
2	1	Tournament Overberg Top Schools 2023				Tournament Overberg Top Schools 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Windvogel, M (Melissa)				Opponent Windvogel, M (Melissa)
3	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 6	type Standard	result 1	date 2022-08-30	rnd 6	type Standard	result 1
		Opponent Goniwe, I (Imange)				Opponent Goniwe, I (Imange)

#	Games	Start				End
1	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-02-24	rnd 2	type Rapid	result 1
		Opponent Suriyari, P (Prosper)				Opponent Suriyari, P (Prosper)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Simpson, E (Ethan)				Opponent Voges, C (Christian)
2	1	Tournament Overberg Top Schools 2023				Tournament Overberg Top Schools 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Windvogel, M (Melissa)				Opponent Windvogel, M (Melissa)
3	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-02-24	rnd 2	type Rapid	result 1
		Opponent Suriyari, P (Prosper)				Opponent Suriyari, P (Prosper)

#	Games	Start				End
1	2	Tournament Overberg Primary Schools Closed 2022				Tournament Overberg Primary Schools Closed 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Simpson, E (Ethan)				Opponent Voges, C (Christian)
2	1	Tournament Overberg Top Schools 2023				Tournament Overberg Top Schools 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Windvogel, M (Melissa)				Opponent Windvogel, M (Melissa)
3	1	Tournament Overberg Topskole 2022				Tournament Overberg Topskole 2022
		date 2022-08-30	rnd 6	type Standard	result 1	date 2022-08-30	rnd 6	type Standard	result 1
		Opponent Goniwe, I (Imange)				Opponent Goniwe, I (Imange)

#	Games	Start				End
1	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 2	type Rapid	result 1	date 2023-02-24	rnd 2	type Rapid	result 1
		Opponent Suriyari, P (Prosper)				Opponent Suriyari, P (Prosper)

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	Van Zyl ,J (Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Van Zyl ,J (Johannes)	1	1208.4	783.4	1	1196.8	783.4	0	0	0	0	0	0
2	Simpson ,E (Ethan)	1	1	425	1	1	425	0	0	0	0	0	0
2	Simpson ,E (Ethan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Swart ,E (Eon)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Swart ,E (Eon)	1	1180.4	755.4	1	1174.4	755.4	0	0	0	0	0	0
4	Van Zyl ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Zyl ,E (Ethan)	1	1181.2	756.2	1	1205.1	756.2	0	0	0	0	0	0
5	Boes ,D (Daylan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Boes ,D (Daylan)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Vogel ,Z (Zander)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Vogel ,Z (Zander)	1	1170.4	745.4	1	1174.8	745.4	0	0	0	0	0	0
7	Jara ,I (Iviwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Jara ,I (Iviwe)	1	1263.5	838.5	1	1248.7	838.5	0	0	0	0	0	0
8	Voges ,C (Christian)	1	1	425	1	1	425	0	0	0	0	0	0
8	Voges ,C (Christian)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Lethabo ,F (Fihla)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Lethabo ,F (Fihla)	1	1224.6	799.6	1	1226	799.6	0	0	0	0	0	0
10	Van Der Merwe ,L (Luan Rudolf Johanne)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Der Merwe ,L (Luan Rudolf Johanne)	1	1134.4	709.4	1	1200	709.4	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

Liebenberg, J (Junior)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms