Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bonthuyzen, L (Lize)

Chess SA id

207083552

FIDE id

Date of birth

2007-06-01 (U20)

Gender

Female

Region

Lejweleputswa (FLW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	839	834.7	500	500
Raw rating	839	834.7	500	500
Weighted rating	839	834.7	500	500
Weighted performance	173.6	172.3	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	277.3	279	449.5	449.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	942.6 2018-06-01	951.5 2018-06-01	500 2024-03-01	500 2024-03-01
Highest weighted rating	942.6 2024-11-01	951.5 2024-11-01	500 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	839	834.7	500	500
Analysis
Rating	839	834.7	500	500
Raw rating	839	834.7	500	500
Weighted rating	839	834.7	500
Weighted performance	173.6	172.3	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	277.3	279	449.5	449.5
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	839	834.7	500	500
New weighted rating	839	834.7	500	500
New weighted performance	173.3	172	0	0
Temp new rating	839	834.7	500	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	839	834.7	500	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	80	80

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Lejweleputswa (FLW)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-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	62	19	30.65	-164.5	1003.8	839.3
Standard	62	19	30.65	-164.5	1003.8	839.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	839	834.7	500	500
2025-09-01	839	834.7	500	500
2025-08-01	839	834.7	500	500
2025-07-01	839	834.7	500	500
2025-06-01	839	834.7	500	500
2025-05-01	839	834.7	500	500
2025-04-01	839	834.7	500	500
2025-03-01	839	834.7	500	500
2025-02-01	839	834.7	500	500
2025-01-01	839	834.7	500	500
2024-12-01	839	834.7	500	500
2024-11-01	839	834.7	500	500
2024-10-01	839	834.7	500	500
2024-09-01	839	834.7	500	500
2024-08-01	839	834.7	500	500
2024-07-01	839	834.7	500	500
2024-06-01	839	834.7	500	500
2024-08-01	839	834.7	500	500
2024-04-01	839	834.7	500	500
2024-03-01	839	834.7	500	500
2024-02-01	839	834.7	500	500
2024-01-01	839	834.7	500	500
2023-12-01	839	834.7	500	500
2023-11-01	839	834.7	500	500

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	2019 South African Junior Team Championships (U14C)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
2	Inter Regional Chess Championship 2019 (U14-U18 Girls)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
3	Lejweleputswa 4th Qualifying Swiss Open Tournament 2019 (D)	2019-03-16	2019-03-16	Standard	Lejweleputswa (FLW)	5	4	1.5	Yes	Analysis
4	Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019 (D)	2019-01-26	2019-01-26	Standard	Lejweleputswa (FLW)	5	3	1	Yes	Analysis
5	South African Junior Team Championships 2018 (U12A Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
6	Lejweleputswa 1st Qualifier 2019 (U14)	2018-10-27	2018-10-27	Standard	Lejweleputswa (FLW)	5	5	1	Yes	Analysis
7	Inter Regional 2018 (U12 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis
8	Lejweleputswa 6th Qualifying Swiss Open Tournament 2018 (E)	2018-05-26	2018-05-26	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis
9	Lejweleputswa 5th Qualifying Swiss Open Tournament 2018 (U12)	2018-04-21	2018-04-21	Standard	Lejweleputswa (FLW)	5	5	2.5	Yes	Analysis
10	Lejweleputswa 4th Qualifying Swiss Open Tournament 2018 (E)	2018-03-10	2018-03-10	Standard	Lejweleputswa (FLW)	5	5	4	Yes	Analysis
11	Lejweleputswa 3rd Qualifying Swiss Open Tournament 2018 (U12)	2018-02-24	2018-02-24	Standard	Lejweleputswa (FLW)	5	5	1.5	Yes	Analysis
12	South African Junior Team Championships 2017 (U12 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-04-21	rnd 4	type Standard	result 0.5
		Opponent Teleki, L (Lesedi)				Opponent Muller, W (Wian)
2	3	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Ntjana, B (Bokang)				Opponent Mhetoa, A (Agobakwe)
3	2	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2019				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2019
		date 2019-03-16	rnd 2	type Standard	result 0.5	date 2019-03-16	rnd 3	type Standard	result 1
		Opponent Dinale, U (Unathi)				Opponent Jacobs, D (Dane)

#	Games	Start				End
1	3	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-04-21	rnd 4	type Standard	result 0.5
		Opponent Teleki, L (Lesedi)				Opponent Muller, W (Wian)
2	3	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Ntjana, B (Bokang)				Opponent Mhetoa, A (Agobakwe)
3	2	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2019				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2019
		date 2019-03-16	rnd 2	type Standard	result 0.5	date 2019-03-16	rnd 3	type Standard	result 1
		Opponent Dinale, U (Unathi)				Opponent Jacobs, D (Dane)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Ntjana, B (Bokang)				Opponent Mhetoa, A (Agobakwe)
2	2	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Teleki, L (Lesedi)				Opponent Seutloali, K (Kananelo)
3	1	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Raboshakga, T (Tshego)				Opponent Raboshakga, T (Tshego)

#	Games	Start				End
1	3	Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 4th Qualifying Swiss Open Tournament 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Ntjana, B (Bokang)				Opponent Mhetoa, A (Agobakwe)
2	2	Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018				Tournament Lejweleputswa 5th Qualifying Swiss Open Tournament 2018
		date 2018-04-21	rnd 2	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Teleki, L (Lesedi)				Opponent Seutloali, K (Kananelo)
3	1	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Raboshakga, T (Tshego)				Opponent Raboshakga, T (Tshego)

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	Teleki ,L (Lesedi)	4	4	425	4	4	425	0	0	0	0	0	0
1	Teleki ,L (Lesedi)	4	1095.7	1520.7	4	1079.2	1520.7	0	0	0	0	0	0
2	Jacobs ,D (Dane)	2	2	425	2	2	425	0	0	0	0	0	0
2	Jacobs ,D (Dane)	2	651.5	1076.5	2	652.2	1076.5	0	0	0	0	0	0
3	Mhetoa ,A (Agobakwe)	2	1	0	2	1	0	0	0	0	0	0	0
3	Mhetoa ,A (Agobakwe)	2	1167.6	1167.6	2	1164	1167.6	0	0	0	0	0	0
4	Van Biljon ,H (Hanre)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Van Biljon ,H (Hanre)	2	794.1	581.6	2	840.4	581.6	0	0	0	0	0	0
5	Steenkamp ,L (Louis)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Steenkamp ,L (Louis)	2	1136.3	711.3	2	1145.8	711.3	0	0	0	0	0	0
6	Serunye ,K (Kutlwano)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Serunye ,K (Kutlwano)	1	1065.2	640.2	1	1040.4	640.2	0	0	0	0	0	0
7	Muller ,W (Wian)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Muller ,W (Wian)	1	1111.6	1111.6	1	1094.8	1111.6	0	0	0	0	0	0
8	Pretorius ,E (Esna)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pretorius ,E (Esna)	1	1055.3	630.3	1	1033.6	630.3	0	0	0	0	0	0
9	Nkate ,B (Boitumelo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Nkate ,B (Boitumelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Nale ,PJ (Pathias Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Nale ,PJ (Pathias Junior)	1	1235	810	1	1228	810	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

Bonthuyzen, L (Lize)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms