Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pieterse, L (Liam)

Chess SA id

1170322559

FIDE id

Date of birth

2017-06-23 (U10)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1193.4	1192.2	1200	1200
Raw rating	1173	1168	1200	1200
Weighted rating	1193.4	1192.2	1200	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	172.3	173.6	165.8	165.8
Highest rating	1199.9 2025-06-16	1199.9 2025-06-16	1200 2025-07-01	1200 2025-07-01
Highest raw rating	1199.9 2025-06-16	1199.9 2025-06-16	1200 2025-07-01	1200 2025-07-01
Highest weighted rating	1199.9 2025-06-16	1199.9 2025-06-16	1200 2025-07-01	1200 2025-07-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.9	-2.2	0	0
New rating	1191.5	1190	1200	1200
Analysis
Rating	1193.4	1192.2	1200	1200
Raw rating	1173	1168	1200	1200
Weighted rating	1193.4	1192.2	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	172.3	173.6	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	1173	1168	1200	1200
New weighted rating	1191.5	1190	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1191.5	1190	1200	1200
Temp new rating +/-	-1.9	-2.2	0	0
Final new rating +/-	-1.9	-2.2	0	0
New rating	1191.5	1190	1200	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard
	0	0
	8	8
	0	0
	0	0
	0	0
	0	0
History	8	8

Games since
	Main 8	Standard 8		Rapid 0		Blitz 0
Gender	Male
Age group	U10
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	8	1	12.5	-318.8	1242.8	924
Standard	8	1	12.5	-318.8	1242.8	924
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	8	1	12.5	-318.8	1242.8	924
Standard	8	1	12.5	-318.8	1242.8	924
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1173	1168	1200	1200
2025-09-30	1173	1168	1200	1200
2025-09-01	1173	1168	1200	1200
2025-08-01	1199.2	1199.1	1200	1200
2025-07-01	1195.2	1194.2	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	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	West Rand Women's Day Open 2025 (U10)	2025-08-09	2025-08-09	Standard	West Rand (GWR)	5	4	1	Yes	Analysis
2	West Rand Open 2.0 2025 (U10)	2025-06-07	2025-06-07	Standard	West Rand (GWR)	5	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	West Rand Women's Day Open 2025 (U10)	2025-08-09	2025-08-09	Standard	West Rand (GWR)	5	4	1	Yes	Analysis
2	West Rand Open 2.0 2025 (U10)	2025-06-07	2025-06-07	Standard	West Rand (GWR)	5	4	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament West Rand Women's Day Open 2025				Tournament West Rand Women's Day Open 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Pretorius, B (Bertus)				Opponent Pretorius, B (Bertus)

#	Games	Start				End
1	1	Tournament West Rand Women's Day Open 2025				Tournament West Rand Women's Day Open 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Pretorius, B (Bertus)				Opponent Pretorius, B (Bertus)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament West Rand Women's Day Open 2025				Tournament West Rand Women's Day Open 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Pretorius, B (Bertus)				Opponent Pretorius, B (Bertus)

#	Games	Start				End
1	1	Tournament West Rand Women's Day Open 2025				Tournament West Rand Women's Day Open 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Pretorius, B (Bertus)				Opponent Pretorius, B (Bertus)

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	Xokiyane ,V (Vusimzu)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Xokiyane ,V (Vusimzu)	1	1198.7	773.7	1	1198.4	773.7	0	0	0	0	0	0
2	Loots ,A (Albert)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Loots ,A (Albert)	1	1332.9	907.9	1	1329.9	907.9	0	0	0	0	0	0
3	Mabunda ,W (Wisani)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mabunda ,W (Wisani)	1	1217.7	792.7	1	1218.1	792.7	0	0	0	0	0	0
4	Britz ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Britz ,W (Wian)	1	1328.3	903.3	1	1331.9	903.3	0	0	0	0	0	0
5	Mthembu ,S (Siphosethu Remo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mthembu ,S (Siphosethu Remo)	1	1230.1	805.1	1	1235.5	805.1	0	0	0	0	0	0
6	van Niekerk ,R (Rouxche)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	van Niekerk ,R (Rouxche)	1	1232	807	1	1238.8	807	0	0	0	0	0	0
7	Furi ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Furi ,E (Ethan)	1	1203.5	778.5	1	1204.2	778.5	0	0	0	0	0	0
8	Pretorius ,B (Bertus)	1	1	425	1	1	425	0	0	0	0	0	0
8	Pretorius ,B (Bertus)	1	1198.7	1623.7	1	1198.4	1623.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Pieterse, L (Liam)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms