Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zimbler, A (Alexander)

Chess SA id

1140133913

FIDE id

Date of birth

2014-01-22 (U12)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1231.6	1214.9	1227.2	1200
Raw rating	1231.6	1214.9	1227.2	1200
Weighted rating	1229.2	1212.8	1227.2	1200
Weighted performance	896.4	837	0	0
Floor	789.8	789.7	728	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.5	162.3	159.5	165.8
Highest rating	1289.8 2023-04-01	1289.7 2022-04-01	1268.5 2023-03-01	1200 2018-10-01
Highest raw rating	1289.8 2023-04-01	1289.7 2022-04-01	1228 2024-02-01	1200 2024-02-01
Highest weighted rating	1289.8 2024-03-01	1289.7 2023-07-01	1228 2025-03-01	1200 2018-10-01
Highest weighted performance	1286.1 2022-03-01	1288.8 2022-03-01	1268.5 2023-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1231.6	1214.9	1227.2	1200
Analysis
Rating	1231.6	1214.9	1227.2	1200
Raw rating	1231.6	1214.9	1227.2	1200
Weighted rating	1229.2	1212.8	1227.2
Weighted performance	896.4	837	0
K-factor	36	36	36	36
Floor	789.8	789.7	728	700
Max/Min rating change allowed	158.5	162.3	159.5	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	1231.6	1214.9	1227.2	1200
New weighted rating	1229.1	1212.7	1227.2	1200
New weighted performance	896	836.6	0	0
Temp new rating	1231.6	1214.9	1227.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1231.6	1214.9	1227.2	1200
New K-factor	36	36	36	36
New floor	789.8	789.7	728	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	9	5	4
	22	11	11
	14	14	0
	16	16	0
History	61	46	15

Games since
	Main 9	Standard 5		Rapid 4		Blitz 0
Gender	Male
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	61	32	52.46	20.9	1209.8	1230.7
Standard	46	24	52.17	18.5	1211.2	1229.7
Rapid	15	8	53.33	28.3	1205.4	1233.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1231.6	1214.9	1227.2	1200
2025-09-01	1231.6	1214.9	1227.2	1200
2025-08-01	1231.6	1214.9	1227.2	1200
2025-07-01	1231.6	1214.9	1227.2	1200
2025-06-01	1231.6	1214.9	1227.2	1200
2025-05-01	1231.6	1214.9	1227.2	1200
2025-04-01	1231.6	1214.9	1227.2	1200
2025-03-01	1231.6	1214.9	1227.2	1200
2025-02-01	1231.6	1214.9	1227.2	1200
2025-01-01	1221.5	1206.2	1226.9	1200
2024-12-01	1221.5	1206.2	1226.9	1200
2024-11-01	1221.5	1206.2	1226.9	1200
2024-10-01	1221.5	1206.2	1226.9	1200
2024-09-01	1221.5	1206.2	1226.9	1200
2024-08-01	1221.5	1206.2	1226.9	1200
2024-07-01	1221.5	1206.2	1226.9	1200
2024-06-01	1221.5	1206.2	1226.9	1200
2024-08-01	1221.5	1206.2	1226.9	1200
2024-04-01	1221.5	1206.2	1226.9	1200
2024-03-01	1253.6	1233.2	1228	1200
2024-02-01	1253.6	1233.2	1228	1200
2024-01-01	1253.6	1233.2	1228	1200
2023-12-01	1253.6	1233.2	1228	1200
2023-11-01	1253.6	1233.2	1228	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 Schools - PS Closed 2024 (U11 Boys)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
2	Overberg Schools - PS Trials Region 3 2024 (U11 Boys)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	4	2	Yes	Analysis
3	Western Cape PS Individuals 2023 (U9 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
4	Overberg School Chess Closed Tournament 2023 (U9 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	4.5	Yes	Analysis
5	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
6	Overberg Schools Open Tournament 2023 (U10)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
7	Overberg Topskole 2022 (O9)	2022-08-30	2022-08-30	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
8	Western Cape Schools 2022 (U9 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
9	Overberg Primary Schools Closed 2022 (U9 Boys)	2022-03-12	2022-03-12	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
10	2021 Etienne Lewis Closed Trials (U8 Open)	2021-09-24	2021-09-24	Standard	Nelson Mandela Bay (ENM)	7	7	5	Yes	Analysis
11	2021 Chris Greyling Open Tournament (F)	2021-05-08	2021-05-08	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
12	2021 Registration Tournament (E)	2021-03-13	2021-03-13	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Overberg Primary School Trials				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-10	rnd 6	type Rapid	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Otto, X (Xavier)				Opponent Van Eeden, C (Christian)
2	6	Tournament 2021 Chris Greyling Open Tournament				Tournament 2021 Etienne Lewis Closed Trials
		date 2021-05-08	rnd 4	type Standard	result 1	date 2021-09-24	rnd 4	type Standard	result 1
		Opponent Cabral, JI (J Izidro)				Opponent Fischer, M (Mione)
3	3	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Carty, J (Jack)

#	Games	Start				End
1	6	Tournament Overberg Topskole 2022				Tournament Overberg School Chess Closed Tournament 2023
		date 2022-08-30	rnd 5	type Standard	result 1	date 2023-03-25	rnd 5	type Standard	result 1
		Opponent Hanekom, D (Derick)				Opponent Van Eeden, C (Christian)
2	6	Tournament 2021 Chris Greyling Open Tournament				Tournament 2021 Etienne Lewis Closed Trials
		date 2021-05-08	rnd 4	type Standard	result 1	date 2021-09-24	rnd 4	type Standard	result 1
		Opponent Cabral, JI (J Izidro)				Opponent Fischer, M (Mione)
3	2	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 4	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Coulsen, D (Danilo)				Opponent Coetzee, G (Gregan)

#	Games	Start				End
1	3	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Carty, J (Jack)
2	2	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2024-03-02	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 5	type Rapid	result 1
		Opponent Carstensen, L (Luke)				Opponent Swart, K (Keagan)
3	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-03-10	rnd 6	type Rapid	result 1	date 2023-03-10	rnd 6	type Rapid	result 1
		Opponent Otto, X (Xavier)				Opponent Otto, X (Xavier)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2021 Chris Greyling Open Tournament				Tournament 2021 Etienne Lewis Closed Trials
		date 2021-05-08	rnd 4	type Standard	result 1	date 2021-09-24	rnd 4	type Standard	result 1
		Opponent Cabral, JI (J Izidro)				Opponent Fischer, M (Mione)
2	4	Tournament Overberg Primary School Trials				Tournament Overberg School Chess Closed Tournament 2023
		date 2023-03-10	rnd 6	type Rapid	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Otto, X (Xavier)				Opponent Bester, S (Sebastian)
3	3	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Carty, J (Jack)

#	Games	Start				End
1	6	Tournament 2021 Chris Greyling Open Tournament				Tournament 2021 Etienne Lewis Closed Trials
		date 2021-05-08	rnd 4	type Standard	result 1	date 2021-09-24	rnd 4	type Standard	result 1
		Opponent Cabral, JI (J Izidro)				Opponent Fischer, M (Mione)
2	4	Tournament Overberg Topskole 2022				Tournament Overberg School Chess Closed Tournament 2023
		date 2022-08-30	rnd 5	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Hanekom, D (Derick)				Opponent Bester, S (Sebastian)
3	2	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 4	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Coulsen, D (Danilo)				Opponent Coetzee, G (Gregan)

#	Games	Start				End
1	3	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-02-24	rnd 1	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Carty, J (Jack)
2	2	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Overberg Schools - PS Trials Region 3 2024
		date 2024-03-02	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 5	type Rapid	result 1
		Opponent Carstensen, L (Luke)				Opponent Swart, K (Keagan)
3	1	Tournament Overberg Primary School Trials				Tournament Overberg Primary School Trials
		date 2023-03-10	rnd 6	type Rapid	result 1	date 2023-03-10	rnd 6	type Rapid	result 1
		Opponent Otto, X (Xavier)				Opponent Otto, X (Xavier)

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	Carty ,J (Jack)	3	3	425	0	0	0	3	3	425	0	0	0
1	Carty ,J (Jack)	3	1190.1	1615.1	0	0	0	3	1180.1	1615.1	0	0	0
2	Buhr ,H (Heinrich)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Buhr ,H (Heinrich)	2	1176.7	751.7	2	1165	751.7	0	0	0	0	0	0
3	Erwee ,HP (Hermanus Philipus)	2	2	425	2	2	425	0	0	0	0	0	0
3	Erwee ,HP (Hermanus Philipus)	2	1310.6	1735.6	2	1323.9	1735.6	0	0	0	0	0	0
4	Beyers ,R (Riekie)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Beyers ,R (Riekie)	2	1208.2	783.2	2	1217.3	783.2	0	0	0	0	0	0
5	Bester ,S (Sebastian)	2	2	425	2	2	425	0	0	0	0	0	0
5	Bester ,S (Sebastian)	2	1258.6	1683.6	2	1223.5	1683.6	0	0	0	0	0	0
6	Snyman ,V (Van Zyl)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Snyman ,V (Van Zyl)	2	1226.7	1014.2	2	1225.8	1014.2	0	0	0	0	0	0
7	Van Eeden ,C (Christian)	2	2	425	2	2	425	0	0	0	0	0	0
7	Van Eeden ,C (Christian)	2	1283.8	1708.8	2	1285.3	1708.8	0	0	0	0	0	0
8	Grove ,D (Deandre)	2	1	0	1	1	425	1	0	-425	0	0	0
8	Grove ,D (Deandre)	2	1232.7	1232.7	1	1200	1657.7	1	1264	807.7	0	0	0
9	Otto ,T (Taylor)	2	1	0	1	1	425	1	0	-425	0	0	0
9	Otto ,T (Taylor)	2	1192.3	1192.3	1	1200	1617.3	1	1246.4	767.3	0	0	0
10	Louw ,G (Granville)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Louw ,G (Granville)	1	1300.5	875.5	1	1196	875.5	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

Zimbler, A (Alexander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms