Chess South Africa Ratings Database

PLAYER PAGE

Personal

Maritz, J (Jandre)

Chess SA id

1110111849

FIDE id

Date of birth

2011-02-10 (U16)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1272.9	1267.2	1273.8	1060.8
Raw rating	1272.5	1267.2	1273.2	1060.8
Weighted rating	1272.9	1265.1	1273.8	1060.8
Weighted performance	1102.1	1110.6	1020.8	0
Floor	790.9	782.3	787.1	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.5	150.7	149.4	202.2
Highest rating	1326.8 2024-05-01	1301.5 2019-08-01	1287.1 2024-02-01	1200 2018-10-01
Highest raw rating	1290.9 2024-09-01	1282.3 2024-09-01	1287.1 2024-02-01	1200 2020-01-01
Highest weighted rating	1270.2 2025-08-01	1261.9 2025-08-01	1273.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1326.8 2024-05-01	1301.5 2019-08-01	1272.7 2024-01-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.9	0	0.1	0
New rating	1273.9	1267.2	1273.9	1060.8
Analysis
Rating	1272.9	1267.2	1273.8	1060.8
Raw rating	1272.5	1267.2	1273.2	1060.8
Weighted rating	1272.9	1265.1	1273.8
Weighted performance	1102.1	1110.6	1020.8
K-factor	36	36	36	36
Floor	790.9	782.3	787.1	700
Max/Min rating change allowed	149.5	150.7	149.4	202.2
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	1272.5	1267.2	1273.2	1060.8
New weighted rating	1273.9	1266.4	1273.9	1060.8
New weighted performance	1101.7	1110.2	1020.3	0
Temp new rating	1273.9	1267.2	1273.9	1060.8
Temp new rating +/-	0.9	0	0.1	0
Final new rating +/-	0.9	0	0.1	0
New rating	1273.9	1267.2	1273.9	1060.8
New K-factor	36	36	36	36
New floor	790.9	782.3	787.1	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	32	22	10	0
	15	5	10	0
	36	6	24	6
	5	0	5	0
History	129	67	49	13

Games since
	Main 32	Standard 22		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	129	65.5	50.78	6.6	1208.7	1215.2
Standard	67	35.5	52.99	25.4	1227.6	1253
Rapid	49	26	53.06	26	1187.2	1213.2
Blitz	13	4	30.77	-163.5	1191.7	1028.2

Date	Main	Standard	Rapid	Blitz
2025-09-30	1272.5	1267.2	1273.2	1060.8
2025-09-01	1272.5	1267.2	1273.2	1060.8
2025-08-01	1272.5	1267.2	1273.2	1060.8
2025-07-01	1272.5	1267.2	1272.7	1060.8
2025-06-01	1272.5	1267.2	1272.1	1060.8
2025-05-01	1272.5	1267.2	1271.5	1060.8
2025-04-01	1272.5	1267.2	1271.3	1060.8
2025-03-01	1272.5	1267.2	1271.3	1060.8
2025-02-01	1272.5	1267.2	1271.3	1060.8
2025-01-01	1272.5	1267.2	1271.3	1060.8
2024-12-01	1290.9	1282.3	1271.3	1060.8
2024-11-01	1290.9	1282.3	1271.3	1060.8
2024-10-01	1290.9	1282.3	1271.3	1060.8
2024-09-01	1290.9	1282.3	1271.3	1060.8
2024-08-01	1290.5	1281.6	1287.1	1060.8
2024-07-01	1290.5	1281.6	1287.1	1060.8
2024-06-01	1290.5	1281.6	1287.1	1060.8
2024-08-01	1264.9	1243.4	1287.1	1060.8
2024-04-01	1225.3	1191.2	1287.1	1060.8
2024-03-01	1225.3	1191.2	1287.1	1060.8
2024-02-01	1225.3	1191.2	1287.1	1060.8
2024-01-01	1187.2	1191.2	1237.1	1060.8
2023-12-01	1187.2	1191.2	1237.1	1060.8
2023-11-01	1187.2	1191.2	1237.1	1060.8

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	Mzansi Interprovincial Youth Chess Championships 2024 (U14 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	2	Yes	Analysis
2	Mangaung Metro Chess 3 August 2024 (C)	2024-08-03	2024-08-03	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
3	Morris Club Championship 2024	2024-07-26	2024-07-27	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Mangaung Metro Chess 10-11 May 2024 (C)	2024-05-10	2024-05-11	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
5	Mangaung Metro Chess 12-13 April 2024 (C+D)	2024-04-12	2024-04-13	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
6	Kings & Queens Chess 27 January 2024 (C)	2024-01-27	2024-01-27	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
7	August Primary School Chess Festival 2023 (Grade 6+7 A)	2023-08-04	2023-08-04	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
8	Inter Regional Chess Championship 2023 (U14)	2023-05-19	2023-05-20	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
9	Kings & Queens Chess 21 January 2023 (C)	2023-01-21	2023-01-21	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
10	2022 South African Junior Team Chess Championships (U12 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
11	Courteney Page Chess Festival 2022 (C)	2022-10-15	2022-10-15	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
12	Mangaung Metro Chess 13 August 2022 (C+D)	2022-08-13	2022-08-13	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
13	Mangaung Metro Chess 30 July 2022 (C+D)	2022-07-30	2022-07-30	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
14	Smart Chess Blitz 2022 (Juniors)	2022-05-07	2022-05-07	Blitz	Mangaung (FMB)	7	6	1	Yes	Analysis
15	Morris Club Championship 2022	2022-02-26	2022-02-26	Rapid	Mangaung (FMB)	5	4	1	Yes	Analysis
16	Mangaung Metro Chess 22 January 2022 (C)	2022-01-22	2022-01-22	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
17	Mangaung Metro Chess 28 August 2021 (C)	2021-08-28	2021-08-28	Rapid	Mangaung (FMB)	5	5	1	Yes	Analysis
18	Smart Chess Blitz 2020 (U10+U12)	2020-02-29	2020-02-29	Blitz	Mangaung (FMB)	7	7	3	Yes	Analysis
19	Mangaung Metro Chess February 2020 (E)	2020-02-21	2020-02-22	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
20	Mangaung Metro Chess 17-18 January 2020 (E)	2020-01-17	2020-01-18	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
21	Mangaung Metro Chess October 2019 (F)	2019-10-11	2019-10-12	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
22	Courteney Page 2019 (E)	2019-09-06	2019-09-07	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
23	Mangaung Metro Chess 16-17 August 2019 (F)	2019-08-16	2019-08-17	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
24	Mangaung Metro Chess 31 May to 1 June 2019 (F)	2019-05-31	2019-06-01	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
25	Mangaung Metro Chess 12 to 13 April 2019 (F)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis

#	Games	Start				End
1	5	Tournament August Primary School Chess Festival 2023				Tournament Kings & Queens Chess 27 January 2024
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2024-01-27	rnd 4	type Rapid	result 1
		Opponent Diamond, K (Khabane)				Opponent Herbst, W (Wilhelm)
2	5	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Courteney Page 2019
		date 2019-08-16	rnd 2	type Standard	result 1	date 2019-09-06	rnd 1	type Standard	result 1
		Opponent Strydom, M (Mehan)				Opponent Els, C (Christiaan)
3	3	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Morris Club Championship 2024
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-07-26	rnd 1	type Standard	result 1
		Opponent Mokhaoli, B (Boitumelo)				Opponent Strydom, M (Mehan)

#	Games	Start				End
1	5	Tournament Inter Regional Chess Championship 2023				Tournament Mangaung Metro Chess 12-13 April 2024
		date 2023-05-20	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Lempeche, B (Boitumelo)				Opponent Foster, D (Derek)
2	5	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Courteney Page 2019
		date 2019-08-16	rnd 2	type Standard	result 1	date 2019-09-06	rnd 1	type Standard	result 1
		Opponent Strydom, M (Mehan)				Opponent Els, C (Christiaan)
3	3	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Morris Club Championship 2024
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-07-26	rnd 1	type Standard	result 1
		Opponent Mokhaoli, B (Boitumelo)				Opponent Strydom, M (Mehan)

#	Games	Start				End
1	5	Tournament August Primary School Chess Festival 2023				Tournament Kings & Queens Chess 27 January 2024
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2024-01-27	rnd 4	type Rapid	result 1
		Opponent Diamond, K (Khabane)				Opponent Herbst, W (Wilhelm)
2	3	Tournament Kings & Queens Chess 21 January 2023				Tournament Kings & Queens Chess 21 January 2023
		date 2023-01-21	rnd 1	type Rapid	result 1	date 2023-01-21	rnd 3	type Rapid	result 1
		Opponent Rautenbach, H (Hendrik)				Opponent Els, R (Ruben)
3	2	Tournament Mangaung Metro Chess 3 August 2024				Tournament Mangaung Metro Chess 3 August 2024
		date 2024-08-03	rnd 1	type Rapid	result 1	date 2024-08-03	rnd 2	type Rapid	result 1
		Opponent Vilakazi, S (Simangele)				Opponent Bosch, S (Septimus Bowker)

#	Games	Start				End
1	3	Tournament Smart Chess Blitz 2020				Tournament Smart Chess Blitz 2020
		date 2020-02-29	rnd 3	type Blitz	result 1	date 2020-02-29	rnd 5	type Blitz	result 1
		Opponent Nkosi, B (Bonolo)				Opponent Els, C (Christiaan)
2	1	Tournament Smart Chess Blitz 2022				Tournament Smart Chess Blitz 2022
		date 2022-05-07	rnd 1	type Blitz	result 1	date 2022-05-07	rnd 1	type Blitz	result 1
		Opponent Beelders, K (Kyra)				Opponent Beelders, K (Kyra)

#	Games	Start				End
1	5	Tournament August Primary School Chess Festival 2023				Tournament Kings & Queens Chess 27 January 2024
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2024-01-27	rnd 4	type Rapid	result 1
		Opponent Diamond, K (Khabane)				Opponent Herbst, W (Wilhelm)
2	5	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Courteney Page 2019
		date 2019-08-16	rnd 2	type Standard	result 1	date 2019-09-06	rnd 1	type Standard	result 1
		Opponent Strydom, M (Mehan)				Opponent Els, C (Christiaan)
3	3	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Morris Club Championship 2024
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-07-26	rnd 1	type Standard	result 1
		Opponent Mokhaoli, B (Boitumelo)				Opponent Strydom, M (Mehan)

#	Games	Start				End
1	5	Tournament Inter Regional Chess Championship 2023				Tournament Mangaung Metro Chess 12-13 April 2024
		date 2023-05-20	rnd 4	type Standard	result 1	date 2024-04-13	rnd 3	type Standard	result 1
		Opponent Lempeche, B (Boitumelo)				Opponent Foster, D (Derek)
2	5	Tournament Mangaung Metro Chess 16-17 August 2019				Tournament Courteney Page 2019
		date 2019-08-16	rnd 2	type Standard	result 1	date 2019-09-06	rnd 1	type Standard	result 1
		Opponent Strydom, M (Mehan)				Opponent Els, C (Christiaan)
3	3	Tournament Mangaung Metro Chess 10-11 May 2024				Tournament Morris Club Championship 2024
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-07-26	rnd 1	type Standard	result 1
		Opponent Mokhaoli, B (Boitumelo)				Opponent Strydom, M (Mehan)

#	Games	Start				End
1	5	Tournament August Primary School Chess Festival 2023				Tournament Kings & Queens Chess 27 January 2024
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2024-01-27	rnd 4	type Rapid	result 1
		Opponent Diamond, K (Khabane)				Opponent Herbst, W (Wilhelm)
2	3	Tournament Kings & Queens Chess 21 January 2023				Tournament Kings & Queens Chess 21 January 2023
		date 2023-01-21	rnd 1	type Rapid	result 1	date 2023-01-21	rnd 3	type Rapid	result 1
		Opponent Rautenbach, H (Hendrik)				Opponent Els, R (Ruben)
3	2	Tournament Mangaung Metro Chess 3 August 2024				Tournament Mangaung Metro Chess 3 August 2024
		date 2024-08-03	rnd 1	type Rapid	result 1	date 2024-08-03	rnd 2	type Rapid	result 1
		Opponent Vilakazi, S (Simangele)				Opponent Bosch, S (Septimus Bowker)

#	Games	Start				End
1	3	Tournament Smart Chess Blitz 2020				Tournament Smart Chess Blitz 2020
		date 2020-02-29	rnd 3	type Blitz	result 1	date 2020-02-29	rnd 5	type Blitz	result 1
		Opponent Nkosi, B (Bonolo)				Opponent Els, C (Christiaan)
2	1	Tournament Smart Chess Blitz 2022				Tournament Smart Chess Blitz 2022
		date 2022-05-07	rnd 1	type Blitz	result 1	date 2022-05-07	rnd 1	type Blitz	result 1
		Opponent Beelders, K (Kyra)				Opponent Beelders, K (Kyra)

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	Liversage ,C (Corne)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
1	Liversage ,C (Corne)	4	1263.8	945.1	4	1259.8	945.1	0	0	0	0	0	0
2	Shariff ,M (Marcus)	4	3	212.5	1	1	425	3	2	141.7	0	0	0
2	Shariff ,M (Marcus)	4	1232.2	1444.7	1	1126.4	1657.2	3	1159.1	1373.8	0	0	0
3	Moeketsi ,L (Lesedi)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Moeketsi ,L (Lesedi)	3	1202.2	1343.9	3	1201.7	1343.9	0	0	0	0	0	0
4	Strydom ,M (Mehan)	3	3	425	2	2	425	1	1	425	0	0	0
4	Strydom ,M (Mehan)	3	1163.3	1588.3	2	1125.4	1588.3	1	1193.6	1588.3	0	0	0
5	Els ,R (Ruben)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
5	Els ,R (Ruben)	3	1303.7	1162.1	1	1301.4	878.7	2	1216	1303.7	0	0	0
6	Bosch ,S (Septimus Bowker)	3	3	425	1	1	425	2	2	425	0	0	0
6	Bosch ,S (Septimus Bowker)	3	1173.4	1598.4	1	1088.4	1598.4	2	1215	1598.4	0	0	0
7	Olivier ,R (Riley)	3	1	-141.7	1	1	425	2	0	-425	0	0	0
7	Olivier ,R (Riley)	3	1213.1	1071.4	1	1183.1	1638.1	2	1258.1	788.1	0	0	0
8	Van Der Merwe ,M (Marthinus)	2	1	0	2	1	0	0	0	0	0	0	0
8	Van Der Merwe ,M (Marthinus)	2	1316.3	1316.3	2	1359.2	1316.3	0	0	0	0	0	0
9	Els ,C (Christiaan)	2	1	0	2	1	0	0	0	0	0	0	0
9	Els ,C (Christiaan)	2	1184.1	1184.1	2	1177.2	1184.1	0	0	0	0	0	0
10	Breytenbach ,R (Reynardt)	2	2	425	2	2	425	0	0	0	0	0	0
10	Breytenbach ,R (Reynardt)	2	1196.2	1621.2	2	1195.9	1621.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Maritz, J (Jandre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms