Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maritz, J (Jean)

Chess SA id

1130100496

FIDE id

Date of birth

2013-01-26 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1272.6	1201.1	1295.5	1067.6
Raw rating	1272.6	1201.1	1295.5	1067.6
Weighted rating	1272.6	1201.1	1295.5	1067.6
Weighted performance	407.9	371.3	0	0
Floor	792.8	701.1	795.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.5	165.6	144.7	200.2
Highest rating	1332.9 2020-02-01	1209.3 2020-03-01	1582.7 2019-04-01	1200 2018-10-01
Highest raw rating	1292.8 2020-03-01	1201.1 2024-02-01	1295.5 2024-02-01	1200 2018-02-01
Highest weighted rating	1292.8 2022-02-01	1201.1 2024-02-01	1295.5 2024-02-01	1200 2018-10-01
Highest weighted performance	1332.9 2020-02-01	1209.3 2020-03-01	1582.7 2019-04-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1272.6	1201.1	1295.5	1067.6
Analysis
Rating	1272.6	1201.1	1295.5	1067.6
Raw rating	1272.6	1201.1	1295.5	1067.6
Weighted rating	1272.6	1201.1	1295.5
Weighted performance	407.9	371.3	0
K-factor	36	36	36	36
Floor	792.8	701.1	795.5	700
Max/Min rating change allowed	149.5	165.6	144.7	200.2
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	1272.6	1201.1	1295.5	1067.6
New weighted rating	1272.6	1201.1	1295.5	1067.6
New weighted performance	407.5	370.9	0	0
Temp new rating	1272.6	1201.1	1295.5	1067.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1272.6	1201.1	1295.5	1067.6
New K-factor	36	36	36	36
New floor	792.8	701.1	795.5	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	96	74	15	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	96	42.5	44.27	-48.7	1193.6	1144.9
Standard	74	30.5	41.22	-74.7	1199.9	1125.3
Rapid	15	11	73.33	198.3	1177.5	1375.8
Blitz	7	1	14.29	-303.6	1161.4	857.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1272.6	1201.1	1295.5	1067.6
2025-09-01	1272.6	1201.1	1295.5	1067.6
2025-08-01	1272.6	1201.1	1295.5	1067.6
2025-07-01	1272.6	1201.1	1295.5	1067.6
2025-06-01	1272.6	1201.1	1295.5	1067.6
2025-05-01	1272.6	1201.1	1295.5	1067.6
2025-04-01	1272.6	1201.1	1295.5	1067.6
2025-03-01	1272.6	1201.1	1295.5	1067.6
2025-02-01	1272.6	1201.1	1295.5	1067.6
2025-01-01	1272.6	1201.1	1295.5	1067.6
2024-12-01	1272.6	1201.1	1295.5	1067.6
2024-11-01	1272.6	1201.1	1295.5	1067.6
2024-10-01	1272.6	1201.1	1295.5	1067.6
2024-09-01	1272.6	1201.1	1295.5	1067.6
2024-08-01	1272.6	1201.1	1295.5	1067.6
2024-07-01	1272.6	1201.1	1295.5	1067.6
2024-06-01	1272.6	1201.1	1295.5	1067.6
2024-08-01	1272.6	1201.1	1295.5	1067.6
2024-04-01	1272.6	1201.1	1295.5	1067.6
2024-03-01	1272.6	1201.1	1295.5	1067.6
2024-02-01	1272.6	1201.1	1295.5	1067.6
2024-01-01	1272.6	1201.1	1295.5	1067.6
2023-12-01	1272.6	1201.1	1295.5	1067.6
2023-11-01	1272.6	1201.1	1295.5	1067.6

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	2020 Western Province Open (Prestige)	2020-03-07	2020-03-08	Standard	Cape Town (WCT)	6	3	0.5	Yes	Analysis
2	2020 Metro Trials (U9 Boys)	2020-03-13	2020-03-14	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
3	Northern Chess Cadet Series 2020 (B)	2020-02-15	2020-02-15	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
4	2020 Welgemoed Chess Challenge (U8)	2020-02-29	2020-02-29	Rapid	Cape Town (WCT)	5	5	5	Yes	Analysis
5	2020 East District Individuals (U9)	2020-01-31	2020-02-01	Standard	Cape Town (WCT)	5	4	3	Yes	Analysis
6	2019 Kraaifontein Open (Development)	2019-12-07	2019-12-08	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
7	2019 Western Cape Closed Chess Championships (D)	2019-09-21	2019-09-22	Standard	Cape Winelands (WCW)	6	5	2.5	Yes	Analysis
8	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	1	0	Yes	Analysis
9	2019 Western Province League (E)	2019-07-27	2019-08-10	Standard	Cape Town (WCT)	9	6	2	Yes	Analysis
10	South African Schools Individuals Chess Championships 2019 (U7+U9 Open)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	7	3.5	Yes	Analysis
11	Stellenberg Youth Chess Championship 2019 (E)	2019-05-01	2019-05-01	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
12	2019 Western Province Open (Junior)	2019-05-25	2019-05-25	Rapid	Cape Town (WCT)	5	5	1	Yes	Analysis
13	Western Cape Schools Individuals 2019 (U7 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	4	Yes	Analysis
14	Steinitz Chess Festival 2019 (U8)	2019-04-06	2019-04-06	Rapid	Cape Town (WCT)	5	5	5	Yes	Analysis
15	Bellville Club Champs 2019 (C2)	2019-04-29	2019-06-03	Standard	Cape Town (WCT)	5	1	0	Yes	Analysis
16	Bellville Club Champs 2019 (C)	2019-02-04	2019-04-15	Standard	Cape Town (WCT)	7	6	0	Yes	Analysis
17	Metro School Chess Closed Individual Trials 2019 (U7+U9 Boys)	2019-03-01	2019-03-02	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
18	2019 Metro-East District Schools Trials (U9)	2019-02-01	2019-02-02	Standard	Cape Town (WCT)	6	4	1.5	Yes	Analysis
19	Bellville Chess Club 01 Blitz Tournament 2019	2019-01-28	2019-01-28	Blitz	Cape Town (WCT)	7	7	1	Yes	Analysis
20	Stellenberg Youth Chess Champs 2018 (E)	2018-06-23	2018-06-23	Standard	Cape Town (WCT)	5	3	1	Yes	Analysis
21	Crossroads Open Chess Championship 2018 (Development)	2018-04-28	2018-04-28	Standard	Cape Town (WCT)	5	3	1	Yes	Analysis

#	Games	Start				End
1	7	Tournament Northern Chess Cadet Series 2020				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-15	rnd 4	type Standard	result 1	date 2020-02-29	rnd 5	type Rapid	result 1
		Opponent Wilson, EM (Emlyn)				Opponent Divakaran, S (Sinddhizhai)
2	5	Tournament Steinitz Chess Festival 2019				Tournament Steinitz Chess Festival 2019
		date 2019-04-06	rnd 1	type Rapid	result 1	date 2019-04-06	rnd 5	type Rapid	result 1
		Opponent Edwards, I (Isaiah)				Opponent Rose-Barnard, A (Alan Jacob)
3	4	Tournament Western Cape Schools Individuals 2019				Tournament 2019 Western Province Open
		date 2019-05-18	rnd 4	type Standard	result 1	date 2019-05-25	rnd 1	type Rapid	result 1
		Opponent Goosen, J (Jeandre)				Opponent Smeda, JT (Joshua Trent)

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Yoon, YJ (Yea Jun)				Opponent Sakati, I (Iviwe)
2	3	Tournament 2019 Western Cape Closed Chess Championships				Tournament 2019 Western Cape Closed Chess Championships
		date 2019-09-21	rnd 3	type Standard	result 1	date 2019-09-22	rnd 6	type Standard	result 1
		Opponent Mbambalala, O (Owam)				Opponent Brink, S (Samantha)
3	3	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-05-18	rnd 4	type Standard	result 1	date 2019-05-19	rnd 6	type Standard	result 1
		Opponent Goosen, J (Jeandre)				Opponent Maletta, S (Sherevitho)

#	Games	Start				End
1	6	Tournament Steinitz Chess Festival 2019				Tournament 2019 Western Province Open
		date 2019-04-06	rnd 1	type Rapid	result 1	date 2019-05-25	rnd 1	type Rapid	result 1
		Opponent Edwards, I (Isaiah)				Opponent Smeda, JT (Joshua Trent)
2	5	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 1	type Rapid	result 1	date 2020-02-29	rnd 5	type Rapid	result 1
		Opponent Calitz, S (Steyn)				Opponent Divakaran, S (Sinddhizhai)

#	Games	Start				End
1	1	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 6	type Blitz	result 1	date 2019-01-28	rnd 6	type Blitz	result 1
		Opponent Botes, J (Johann)				Opponent Botes, J (Johann)

#	Games	Start				End
1	7	Tournament Northern Chess Cadet Series 2020				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-15	rnd 4	type Standard	result 1	date 2020-02-29	rnd 5	type Rapid	result 1
		Opponent Wilson, EM (Emlyn)				Opponent Divakaran, S (Sinddhizhai)
2	5	Tournament Steinitz Chess Festival 2019				Tournament Steinitz Chess Festival 2019
		date 2019-04-06	rnd 1	type Rapid	result 1	date 2019-04-06	rnd 5	type Rapid	result 1
		Opponent Edwards, I (Isaiah)				Opponent Rose-Barnard, A (Alan Jacob)
3	4	Tournament Western Cape Schools Individuals 2019				Tournament 2019 Western Province Open
		date 2019-05-18	rnd 4	type Standard	result 1	date 2019-05-25	rnd 1	type Rapid	result 1
		Opponent Goosen, J (Jeandre)				Opponent Smeda, JT (Joshua Trent)

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Yoon, YJ (Yea Jun)				Opponent Sakati, I (Iviwe)
2	3	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-05-18	rnd 4	type Standard	result 1	date 2019-05-19	rnd 6	type Standard	result 1
		Opponent Goosen, J (Jeandre)				Opponent Maletta, S (Sherevitho)
3	2	Tournament 2020 Metro Trials				Tournament 2020 Metro Trials
		date 2020-03-13	rnd 1	type Standard	result 1	date 2020-03-14	rnd 2	type Standard	result 1
		Opponent Joseph, U (Uthmaan)				Opponent Rule, L (Liam)

#	Games	Start				End
1	6	Tournament Steinitz Chess Festival 2019				Tournament 2019 Western Province Open
		date 2019-04-06	rnd 1	type Rapid	result 1	date 2019-05-25	rnd 1	type Rapid	result 1
		Opponent Edwards, I (Isaiah)				Opponent Smeda, JT (Joshua Trent)
2	5	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 1	type Rapid	result 1	date 2020-02-29	rnd 5	type Rapid	result 1
		Opponent Calitz, S (Steyn)				Opponent Divakaran, S (Sinddhizhai)

#	Games	Start				End
1	1	Tournament Bellville Chess Club 01 Blitz Tournament 2019				Tournament Bellville Chess Club 01 Blitz Tournament 2019
		date 2019-01-28	rnd 6	type Blitz	result 1	date 2019-01-28	rnd 6	type Blitz	result 1
		Opponent Botes, J (Johann)				Opponent Botes, J (Johann)

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	Sakati ,I (Iviwe)	2	2	425	2	2	425	0	0	0	0	0	0
1	Sakati ,I (Iviwe)	2	1204	1629	2	1204.2	1629	0	0	0	0	0	0
2	Smith ,S (Shiloh)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Smith ,S (Shiloh)	2	1214.2	1426.7	2	1211.2	1426.7	0	0	0	0	0	0
3	Ndancane ,T (Thandile)	2	1	0	2	1	0	0	0	0	0	0	0
3	Ndancane ,T (Thandile)	2	1149.2	1149.2	2	1136.6	1149.2	0	0	0	0	0	0
4	Rabinowitz ,A (Adam)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Rabinowitz ,A (Adam)	2	1371.7	946.7	2	1365.2	946.7	0	0	0	0	0	0
5	Muberuka ,N (Natasha)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Muberuka ,N (Natasha)	2	1160.7	735.7	2	1155.9	735.7	0	0	0	0	0	0
6	Van Niekerk ,JH (Johann Hendrik)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Van Niekerk ,JH (Johann Hendrik)	2	1198.5	773.5	2	1191.2	773.5	0	0	0	0	0	0
7	Rule ,L (Liam)	2	2	425	1	1	425	1	1	425	0	0	0
7	Rule ,L (Liam)	2	1227.1	1652.1	1	1227.2	1652.1	1	1200	1652.1	0	0	0
8	Matthews ,A (Aaron)	2	2	425	1	1	425	1	1	425	0	0	0
8	Matthews ,A (Aaron)	2	1107.5	1532.5	1	1121.2	1532.5	1	1200	1532.5	0	0	0
9	Osborne ,R (Ryan Eugene)	2	0	-425	1	0	-425	0	0	0	1	0	-425
9	Osborne ,R (Ryan Eugene)	2	1139.8	714.8	1	1159.7	714.8	0	0	0	1	500	714.8
10	Dykman ,J (Jonathan Lee)	2	0	-425	1	0	-425	0	0	0	1	0	-425
10	Dykman ,J (Jonathan Lee)	2	1198.7	773.7	1	1200	773.7	0	0	0	1	1200	773.7

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Maritz, J (Jean)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms