Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maritz, J (Jean)

Chess SA id

189088910

FIDE id

Date of birth

1989-10-24 (Adult)

Gender

Male

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1256.3	1237.1	1066.4	1210.1
Raw rating	1256.3	1237.1	1066.4	1210.1
Weighted rating	1256.1	1237.1	1066.4	1210
Weighted performance	187.8	0	0	0
Floor	772.9	768.4	566.4	710.1
K-factor	36	36	40	36
Min/Max rating change allowed	153	157.3	200.6	163.5
Highest rating	1301.2 2018-01-01	1268.4 2019-06-01	1200 2024-02-01	1445.8 2018-01-01
Highest raw rating	1272.9 2019-06-01	1268.4 2019-06-01	1066.4 2024-02-01	1210.1 2024-02-01
Highest weighted rating	1255.8 2025-08-01	1268.4 2021-03-01	1066.4 2024-11-01	1209.9 2025-08-01
Highest weighted performance	1301.2 2018-01-01	1205.3 2019-05-01	1200 2024-02-01	1445.8 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1256.3	1237.1	1066.4	1210.1
Analysis
Rating	1256.3	1237.1	1066.4	1210.1
Raw rating	1256.3	1237.1	1066.4	1210.1
Weighted rating	1256.1	1237.1	1066.4
Weighted performance	187.8	0	0
K-factor	36	36	40	36
Floor	772.9	768.4	566.4	710.1
Max/Min rating change allowed	153	157.3	200.6	163.5
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	1256.3	1237.1	1066.4	1210.1
New weighted rating	1256.2	1237.1	1066.4	1210.1
New weighted performance	187.4	0	0	0
Temp new rating	1256.3	1237.1	1066.4	1210.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1256.3	1237.1	1066.4	1210.1
New K-factor	36	36	40	36
New floor	772.9	768.4	566.4	710.1

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	74	46	28

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Chess South Africa (CSA)
Province
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	62	27	43.55	-54.8	1341	1286.2
Standard	34	15	44.12	-50	1307.4	1257.4
Rapid	0	0	0	0	0	0
Blitz	28	12	42.86	-60.7	1381.8	1321.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1256.3	1237.1	1066.4	1210.1
2025-09-01	1256.3	1237.1	1066.4	1210.1
2025-08-01	1256.3	1237.1	1066.4	1210.1
2025-07-01	1256.3	1237.1	1066.4	1210.1
2025-06-01	1256.3	1237.1	1066.4	1210.1
2025-05-01	1256.3	1237.1	1066.4	1210.1
2025-04-01	1256.3	1237.1	1066.4	1210.1
2025-03-01	1256.3	1237.1	1066.4	1210.1
2025-02-01	1256.3	1237.1	1066.4	1210.1
2025-01-01	1256.3	1237.1	1066.4	1210.1
2024-12-01	1256.3	1237.1	1066.4	1210.1
2024-11-01	1256.3	1237.1	1066.4	1210.1
2024-10-01	1256.3	1237.1	1066.4	1210.1
2024-09-01	1256.3	1237.1	1066.4	1210.1
2024-08-01	1256.3	1237.1	1066.4	1210.1
2024-07-01	1256.3	1237.1	1066.4	1210.1
2024-06-01	1256.3	1237.1	1066.4	1210.1
2024-08-01	1256.3	1237.1	1066.4	1210.1
2024-04-01	1256.3	1237.1	1066.4	1210.1
2024-03-01	1256.3	1237.1	1066.4	1210.1
2024-02-01	1256.3	1237.1	1066.4	1210.1
2024-01-01	1256.3	1237.1	1066.4	1210.1
2023-12-01	1241.2	1237.1	1066.4	1204
2023-11-01	1241.2	1237.1	1066.4	1204

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 Western Province League (B)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	3	1	Yes	Analysis
2	2019 Western Province League (D)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	4	1	Yes	Analysis
3	Bellville Club Champs 2019 (B)	2019-02-04	2019-05-27	Standard	Cape Town (WCT)	11	9	5.5	Yes	Analysis
4	Bellville Chess Club 01 Blitz Tournament 2019	2019-01-28	2019-01-28	Blitz	Cape Town (WCT)	7	7	3	Yes	Analysis
5	2018 Western Province League (B)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	5	3	Yes	Analysis
6	Bellville Club Champs 2018 (Group 1)	2018-04-23	2018-06-04	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis
7	Cape Town Chess Club Blitz 2018	2018-04-24	2018-04-24	Blitz	Cape Town (WCT)	7	7	2.5	Yes	Analysis
8	Crossroads Open Chess Championship 2018 (B)	2018-04-27	2018-04-29	Standard	Cape Town (WCT)	6	2	0	Yes	Analysis
9	Bellville Club Champs 2018 (B)	2018-02-12	2018-04-16	Standard	Cape Town (WCT)	7	7	3.5	Yes	Analysis
10	Bellville Chess Club 2 Blitz 2018	2018-02-05	2018-02-05	Blitz	Cape Town (WCT)	7	7	2.5	Yes	Analysis
11	Bellville Chess Club 1 2018	2018-01-29	2018-01-29	Blitz	Cape Town (WCT)	7	7	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bellville Club Champs 2019				Tournament Bellville Club Champs 2019
		date 2019-02-11	rnd 2	type Standard	result 1	date 2019-04-08	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Reinhardt)				Opponent Vermaak, E (Eon)
2	4	Tournament Bellville Chess Club 2 Blitz 2018				Tournament Bellville Club Champs 2018
		date 2018-02-05	rnd 6	type Blitz	result 1	date 2018-02-19	rnd 2	type Standard	result 1
		Opponent Yang, D (David)				Opponent Bruwer, E (Etienne)
3	3	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 2	type Blitz	result 1	date 2019-01-28	rnd 4	type Blitz	result 1
		Opponent Afonso, IS (Isabella)				Opponent Adriaanse, GJ (Gerswin)

#	Games	Start				End
1	4	Tournament Bellville Club Champs 2019				Tournament Bellville Club Champs 2019
		date 2019-02-11	rnd 2	type Standard	result 1	date 2019-04-08	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Reinhardt)				Opponent Vermaak, E (Eon)
2	3	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-11	rnd 4	type Standard	result 1	date 2018-08-18	rnd 6	type Standard	result 0.5
		Opponent Naude, D (Damian)				Opponent Florence, G (Graham)
3	2	Tournament Bellville Club Champs 2018				Tournament Bellville Club Champs 2018
		date 2018-02-12	rnd 1	type Standard	result 1	date 2018-02-19	rnd 2	type Standard	result 1
		Opponent Rae, C (Campbell)				Opponent Bruwer, E (Etienne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 2	type Blitz	result 1	date 2019-01-28	rnd 4	type Blitz	result 1
		Opponent Afonso, IS (Isabella)				Opponent Adriaanse, GJ (Gerswin)
2	3	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 3	type Blitz	result 0.5	date 2018-04-24	rnd 5	type Blitz	result 1
		Opponent Cawood, I (Ian)				Opponent Moultrie, S (Sheldon)
3	3	Tournament Bellville Chess Club 1 2018				Tournament Bellville Chess Club 1 2018
		date 2018-01-29	rnd 2	type Blitz	result 1	date 2018-01-29	rnd 4	type Blitz	result 1
		Opponent Fittock, K (Kaylee)				Opponent Steenkamp, M (Malan)

#	Games	Start				End
1	4	Tournament Bellville Club Champs 2019				Tournament Bellville Club Champs 2019
		date 2019-02-11	rnd 2	type Standard	result 1	date 2019-04-08	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Reinhardt)				Opponent Vermaak, E (Eon)
2	3	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 2	type Blitz	result 1	date 2019-01-28	rnd 4	type Blitz	result 1
		Opponent Afonso, IS (Isabella)				Opponent Adriaanse, GJ (Gerswin)
3	3	Tournament Bellville Chess Club 1 2018				Tournament Bellville Chess Club 1 2018
		date 2018-01-29	rnd 2	type Blitz	result 1	date 2018-01-29	rnd 4	type Blitz	result 1
		Opponent Fittock, K (Kaylee)				Opponent Steenkamp, M (Malan)

#	Games	Start				End
1	4	Tournament Bellville Club Champs 2019				Tournament Bellville Club Champs 2019
		date 2019-02-11	rnd 2	type Standard	result 1	date 2019-04-08	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Reinhardt)				Opponent Vermaak, E (Eon)
2	2	Tournament 2018 Western Province League				Tournament 2018 Western Province League
		date 2018-08-11	rnd 4	type Standard	result 1	date 2018-08-18	rnd 5	type Standard	result 1
		Opponent Naude, D (Damian)				Opponent Johnson, A (Allan)
3	2	Tournament Bellville Club Champs 2018				Tournament Bellville Club Champs 2018
		date 2018-02-12	rnd 1	type Standard	result 1	date 2018-02-19	rnd 2	type Standard	result 1
		Opponent Rae, C (Campbell)				Opponent Bruwer, E (Etienne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 2	type Blitz	result 1	date 2019-01-28	rnd 4	type Blitz	result 1
		Opponent Afonso, IS (Isabella)				Opponent Adriaanse, GJ (Gerswin)
2	3	Tournament Bellville Chess Club 1 2018				Tournament Bellville Chess Club 1 2018
		date 2018-01-29	rnd 2	type Blitz	result 1	date 2018-01-29	rnd 4	type Blitz	result 1
		Opponent Fittock, K (Kaylee)				Opponent Steenkamp, M (Malan)
3	2	Tournament Cape Town Chess Club Blitz 2018				Tournament Cape Town Chess Club Blitz 2018
		date 2018-04-24	rnd 4	type Blitz	result 1	date 2018-04-24	rnd 5	type Blitz	result 1
		Opponent Leiserowitz, M (Maurice)				Opponent Moultrie, S (Sheldon)

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	Steenkamp ,M (Malan)	4	2	0	3	1	-141.7	0	0	0	1	1	425
1	Steenkamp ,M (Malan)	4	1389.7	1389.7	3	1395.3	1248	0	0	0	1	1387.9	1814.7
2	Williams ,DJ (Dale Justin)	3	1	-141.7	1	0	-425	0	0	0	2	1	0
2	Williams ,DJ (Dale Justin)	3	1230.2	1088.5	1	1179.7	805.2	0	0	0	2	1262.2	1230.2
3	Vermaak ,E (Eon)	2	2	425	2	2	425	0	0	0	0	0	0
3	Vermaak ,E (Eon)	2	1239.8	1664.8	2	1239.9	1664.8	0	0	0	0	0	0
4	Steenkamp ,W (Wessel)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Steenkamp ,W (Wessel)	2	1339.4	914.4	2	1326.1	914.4	0	0	0	0	0	0
5	Adriaanse ,GJ (Gerswin Jacques)	2	1.5	212.5	1	0.5	0	0	0	0	1	1	425
5	Adriaanse ,GJ (Gerswin Jacques)	2	1319.1	1531.6	1	1325.2	1319.1	0	0	0	1	1318	1744.1
6	Wright ,M (Malcolm)	2	1	0	1	0	-425	0	0	0	1	1	425
6	Wright ,M (Malcolm)	2	1423.6	1423.6	1	1420.3	998.6	0	0	0	1	1471.5	1848.6
7	Moses ,E (Eustace)	2	1.5	212.5	1	0.5	0	0	0	0	1	1	425
7	Moses ,E (Eustace)	2	901	1113.5	1	903.4	901	0	0	0	1	903.4	1326
8	Fittock ,K (Kaylee)	2	1.5	212.5	0	0	0	0	0	0	2	1.5	212.5
8	Fittock ,K (Kaylee)	2	898.8	1111.3	0	0	0	0	0	0	2	936.6	1111.3
9	Cohen ,D (Dylan)	2	1	0	0	0	0	0	0	0	2	1	0
9	Cohen ,D (Dylan)	2	969.5	969.5	0	0	0	0	0	0	2	1004.6	969.5
10	Van Schaik ,MP (Michael Peter)	2	0	-425	0	0	0	0	0	0	2	0	-425
10	Van Schaik ,MP (Michael Peter)	2	1721.6	1296.6	0	0	0	0	0	0	2	1727.9	1296.6

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Maritz, J (Jean)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms