Chess South Africa Ratings Database

PLAYER PAGE

Personal

Leiserowitz, M (Maurice)

Chess SA id

141017620

FIDE id

Date of birth

1941-06-25 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1132.9	1123.3	1381	1226.7
Raw rating	1132.9	1123.3	1381	1226.7
Weighted rating	1132	1122.3	1381	1226.7
Weighted performance	418	0	0	0
Floor	881	881	881	881
K-factor	36	36	36	36
Min/Max rating change allowed	182.4	185	128.1	159.6
Highest rating	1381 2018-01-01	1381 2018-01-01	1381 2019-03-01	1381 2018-01-01
Highest raw rating	1381 2018-01-01	1381 2018-01-01	1381 2024-02-01	1381 2018-01-01
Highest weighted rating	1381 2018-01-01	1381 2018-01-01	1381 2019-03-01	1381 2018-01-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1132.9	1123.3	1381	1226.7
Analysis
Rating	1132.9	1123.3	1381	1226.7
Raw rating	1132.9	1123.3	1381	1226.7
Weighted rating	1132	1122.3	1381
Weighted performance	418	0	0
K-factor	36	36	36	36
Floor	881	881	881	881
Max/Min rating change allowed	182.4	185	128.1	159.6
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	1132.9	1123.3	1381	1226.7
New weighted rating	1132.2	1122.5	1381	1226.7
New weighted performance	417.7	0	0	0
Temp new rating	1132.9	1123.3	1381	1226.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1132.9	1123.3	1381	1226.7
New K-factor	36	36	36	36
New floor	881	881	881	881

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	6	6	0
	4	4	0
	4	4	0
	0	0	0
History	59	46	13

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	39	8	20.51	-250.6	1222.2	971.5
Standard	26	4.5	17.31	-277.9	1206.1	928.2
Rapid	0	0	0	0	0	0
Blitz	13	3.5	26.92	-196.2	1254.3	1058.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1132.9	1123.3	1381	1226.7
2025-09-01	1132.9	1123.3	1381	1226.7
2025-08-01	1132.9	1123.3	1381	1226.7
2025-07-01	1132.9	1123.3	1381	1226.7
2025-06-01	1132.9	1123.3	1381	1226.7
2025-05-01	1132.9	1123.3	1381	1226.7
2025-04-01	1132.9	1123.3	1381	1226.7
2025-03-01	1132.9	1123.3	1381	1226.7
2025-02-01	1132.9	1123.3	1381	1226.7
2025-01-01	1132.9	1123.3	1381	1226.7
2024-12-01	1132.9	1123.3	1381	1226.7
2024-11-01	1132.9	1123.3	1381	1226.7
2024-10-01	1132.9	1123.3	1381	1226.7
2024-09-01	1132.9	1123.3	1381	1226.7
2024-08-01	1132.9	1123.3	1381	1226.7
2024-07-01	1132.9	1123.3	1381	1226.7
2024-06-01	1125.7	1114.7	1381	1226.7
2024-08-01	1125.7	1114.7	1381	1226.7
2024-04-01	1125.7	1114.7	1381	1226.7
2024-03-01	1125.7	1114.7	1381	1226.7
2024-02-01	1125.7	1114.7	1381	1226.7
2024-01-01	1125.7	1114.7	1381	1226.7
2023-12-01	1125.7	1114.7	1381	1226.7
2023-11-01	1125.7	1114.7	1381	1226.7

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	2024 Cape Town Chess Inter Club (Candidates A)	2024-03-19	2024-05-14	Standard	Cape Town (WCT)	7	6	3	Yes	Analysis
2	WP Club League 2023 (D PlayOffs)	2023-09-02	2023-09-09	Standard	Cape Town (WCT)	5	2	0	Yes	Analysis
3	WP Club League 2023 (D1)	2023-07-29	2023-08-19	Standard	Cape Town (WCT)	6	2	0	Yes	Analysis
4	2022 Western Province Club League (Premier)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	4	0.5	Yes	Analysis
5	Cape Town Chess Club - Club Championship 2019 (Candidate)	2019-05-07	2019-07-02	Standard	Cape Town (WCT)	7	6	0	Yes	Analysis
6	Cape Town Chess Club Annual Blitz Championship 2019	2019-04-23	2019-04-23	Blitz	Cape Town (WCT)	7	7	1.5	Yes	Analysis
7	Cape Town Chess Club Club Championship 2018 (Candidates)	2018-05-08	2018-06-19	Standard	Cape Town (WCT)	7	6	1	Yes	Analysis
8	Cape Town Chess Club Blitz 2018	2018-04-24	2018-04-24	Blitz	Cape Town (WCT)	7	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2024 Cape Town Chess Inter Club				Tournament 2024 Cape Town Chess Inter Club
		date 2024-03-26	rnd 2	type Standard	result 1	date 2024-04-16	rnd 4	type Standard	result 1
		Opponent Petersen, C (Cole)				Opponent Shirinda, K (Katlego)
2	2	Tournament Cape Town Chess Club Annual Blitz Championship 2019				Tournament Cape Town Chess Club Annual Blitz Championship 2019
		date 2019-04-23	rnd 5	type Blitz	result 1	date 2019-04-23	rnd 6	type Blitz	result 0.5
		Opponent Jegels, T (Tim)				Opponent Salimu, C (Chase)
3	1	Tournament 2022 Western Province Club League				Tournament 2022 Western Province Club League
		date 2022-08-20	rnd 2	type Standard	result 0.5	date 2022-08-20	rnd 2	type Standard	result 0.5
		Opponent Mulweli, S (Sithomola)				Opponent Mulweli, S (Sithomola)

#	Games	Start				End
1	3	Tournament 2024 Cape Town Chess Inter Club				Tournament 2024 Cape Town Chess Inter Club
		date 2024-03-26	rnd 2	type Standard	result 1	date 2024-04-16	rnd 4	type Standard	result 1
		Opponent Petersen, C (Cole)				Opponent Shirinda, K (Katlego)
2	1	Tournament 2022 Western Province Club League				Tournament 2022 Western Province Club League
		date 2022-08-20	rnd 2	type Standard	result 0.5	date 2022-08-20	rnd 2	type Standard	result 0.5
		Opponent Mulweli, S (Sithomola)				Opponent Mulweli, S (Sithomola)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Cape Town Chess Club Annual Blitz Championship 2019				Tournament Cape Town Chess Club Annual Blitz Championship 2019
		date 2019-04-23	rnd 5	type Blitz	result 1	date 2019-04-23	rnd 6	type Blitz	result 0.5
		Opponent Jegels, T (Tim)				Opponent Salimu, C (Chase)
2	1	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 6	type Blitz	result 1	date 2018-04-24	rnd 6	type Blitz	result 1
		Opponent Gardener, D (Dominique)				Opponent Gardener, D (Dominique)
3	1	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 2	type Blitz	result 1	date 2018-04-24	rnd 2	type Blitz	result 1
		Opponent Gardener, A (Angelique)				Opponent Gardener, A (Angelique)

#	Games	Start				End
1	3	Tournament 2024 Cape Town Chess Inter Club				Tournament 2024 Cape Town Chess Inter Club
		date 2024-03-26	rnd 2	type Standard	result 1	date 2024-04-16	rnd 4	type Standard	result 1
		Opponent Petersen, C (Cole)				Opponent Shirinda, K (Katlego)
2	1	Tournament Cape Town Chess Club Annual Blitz Championship 2019				Tournament Cape Town Chess Club Annual Blitz Championship 2019
		date 2019-04-23	rnd 5	type Blitz	result 1	date 2019-04-23	rnd 5	type Blitz	result 1
		Opponent Jegels, T (Tim)				Opponent Jegels, T (Tim)
3	1	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 6	type Blitz	result 1	date 2018-04-24	rnd 6	type Blitz	result 1
		Opponent Gardener, D (Dominique)				Opponent Gardener, D (Dominique)

#	Games	Start				End
1	3	Tournament 2024 Cape Town Chess Inter Club				Tournament 2024 Cape Town Chess Inter Club
		date 2024-03-26	rnd 2	type Standard	result 1	date 2024-04-16	rnd 4	type Standard	result 1
		Opponent Petersen, C (Cole)				Opponent Shirinda, K (Katlego)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Town Chess Club Annual Blitz Championship 2019				Tournament Cape Town Chess Club Annual Blitz Championship 2019
		date 2019-04-23	rnd 5	type Blitz	result 1	date 2019-04-23	rnd 5	type Blitz	result 1
		Opponent Jegels, T (Tim)				Opponent Jegels, T (Tim)
2	1	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 6	type Blitz	result 1	date 2018-04-24	rnd 6	type Blitz	result 1
		Opponent Gardener, D (Dominique)				Opponent Gardener, D (Dominique)
3	1	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 2	type Blitz	result 1	date 2018-04-24	rnd 2	type Blitz	result 1
		Opponent Gardener, A (Angelique)				Opponent Gardener, A (Angelique)

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	Levin ,N (Norman)	3	0	-425	2	0	-425	0	0	0	1	0	-425
1	Levin ,N (Norman)	3	696.7	271.7	2	717.6	271.7	0	0	0	1	584	271.7
2	Jegels ,T (Tim)	2	1	0	1	0	-425	0	0	0	1	1	425
2	Jegels ,T (Tim)	2	1199.4	1199.4	1	1200	774.4	0	0	0	1	1200	1624.4
3	Salimu ,C (Chase)	2	0.5	-212.5	1	0	-425	0	0	0	1	0.5	0
3	Salimu ,C (Chase)	2	1347.6	1135.1	1	1347.2	922.6	0	0	0	1	1200	1347.6
4	Paterson ,J (Jonny)	2	0	-425	1	0	-425	0	0	0	1	0	-425
4	Paterson ,J (Jonny)	2	1306.6	881.6	1	1306.2	881.6	0	0	0	1	1203	881.6
5	Jegels ,L (Llewellin)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Jegels ,L (Llewellin)	1	1249.7	824.7	1	1200	824.7	0	0	0	0	0	0
6	Dicks ,D (Drake)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Dicks ,D (Drake)	1	1463.9	1038.9	1	1480.1	1038.9	0	0	0	0	0	0
7	Johnson ,C (Chloe)	1	1	425	1	1	425	0	0	0	0	0	0
7	Johnson ,C (Chloe)	1	1203.1	1628.1	1	1202.2	1628.1	0	0	0	0	0	0
8	Palmer ,K (Keagan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Palmer ,K (Keagan)	1	1493.2	1068.2	1	1481.6	1068.2	0	0	0	0	0	0
9	Galleid ,S (Stephen)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Galleid ,S (Stephen)	1	1634.6	1209.6	1	1614.2	1209.6	0	0	0	0	0	0
10	Mulweli ,S (Sithomola)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Mulweli ,S (Sithomola)	1	1253.5	1253.5	1	1263.2	1253.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Leiserowitz, M (Maurice)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms