Chess South Africa Ratings Database

PLAYER PAGE

Personal

Meyerowitz, M (Matai)

Chess SA id

1160302284

FIDE id

Date of birth

2016-09-16 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-12-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1388.8	1385.5	1271.5	1200
Raw rating	1388.8	1385.5	1271.5	1200
Weighted rating	1354.9	1351.5	1240.5	1200
Weighted performance	1313	1337.8	0	0
Floor	921.6	922.6	771.5	700
K-factor	32	32	36	36
Min/Max rating change allowed	126.7	127.3	149.7	165.8
Highest rating	1441.3 2024-04-01	1438.2 2024-04-01	1271.5 2025-11-30	1200 2024-05-01
Highest raw rating	1421.6 2025-09-01	1422.6 2025-09-01	1271.5 2025-11-30	1200 2024-05-01
Highest weighted rating	1354.9 2026-01-01	1351.5 2026-01-01	1236.7 2025-11-30	1200 2024-05-01
Highest weighted performance	1441.3 2024-04-01	1438.2 2024-04-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1388.8	1385.5	1271.5	1200
Analysis
Rating	1388.8	1385.5	1271.5	1200
Raw rating	1388.8	1385.5	1271.5	1200
Weighted rating	1354.9	1351.5	1240.5
Weighted performance	1313	1337.8	0
K-factor	32	32	36	36
Floor	921.6	922.6	771.5	700
Max/Min rating change allowed	126.7	127.3	149.7	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	1388.8	1385.5	1271.5	1200
New weighted rating	1360.8	1357.4	1244.1	1200
New weighted performance	1304.2	1328.8	0	0
Temp new rating	1388.8	1385.5	1271.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1388.8	1385.5	1271.5	1200
New K-factor	32	32	36	36
New floor	921.6	922.6	771.5	700

Item	Main	Standard	Rapid
	0	0	0
	60	50	10
	35	35	0
	0	0	0
	0	0	0
	0	0	0
History	95	85	10

Games since
	Main 95	Standard 85		Rapid 10		Blitz 0
Gender	Male
Age group	U10
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2051		718		239
Male	1682		579		198
U10	126		56		22
U10 Male	111		52		20
Standard
	RSA		Province		Region
Overall	1972		730		232
Male	1613		593		191
U10	124		55		20
U10 Male	108		51		18
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	60	36	60	85	1309.4	1394.4
Standard	50	29	58	68	1320.7	1388.7
Rapid	10	7	70	170	1253.2	1423.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	95	57.5	60.53	89.5	1274.9	1364.4
Standard	85	50.5	59.41	80	1277.5	1357.5
Rapid	10	7	70	170	1253.2	1423.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1388.8	1385.5	1271.5	1200
2025-11-30	1413.1	1411.4	1271.5	1200
2025-11-01	1413.1	1411.4	1254.3	1200
2025-09-30	1413.1	1411.4	1254.3	1200
2025-09-01	1421.6	1422.6	1254.3	1200
2025-08-01	1419.8	1420.6	1254.3	1200
2025-07-01	1352.5	1348.5	1254.3	1200
2025-06-01	1315.8	1301.7	1254.3	1200
2025-05-01	1371.5	1362.7	1254.3	1200
2025-04-01	1371.5	1362.7	1254.3	1200
2025-03-01	1373.7	1365.6	1254.3	1200
2025-02-01	1321.1	1315.3	1200	1200
2025-01-01	1321.1	1315.3	1200	1200
2024-12-01	1295.3	1292.4	1200	1200
2024-11-01	1295.3	1292.4	1200	1200
2024-10-01	1295.3	1292.4	1200	1200
2024-09-01	1263.8	1271.5	1200	1200
2024-11-01	1200.5	1197.3	1200	1200
2024-07-01	1200.5	1197.3	1200	1200
2024-06-01	1239.9	1246.6	1200	1200
2024-05-01	1247.1	1255.2	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	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	Gauteng Inter-Region at Emerald Resort 2025 (U10 Candidates)	2025-12-06	2025-12-07	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
2	MCA Year End Rapid 2025 (U10)	2025-11-01	2025-11-01	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	GoForChess Junior Chess Championships 2025 (U10)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	JMC Closed 2025 (U10)	2025-08-09	2025-08-09	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	JMC - Trinity Randpark Ridge 2025 (U10)	2025-07-26	2025-07-26	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
6	Third Knight Riders Junior Open 2025 (U10)	2025-06-22	2025-06-22	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
7	Knight Riders Juniors Open Chess Tournament 2025 (U10)	2025-05-24	2025-05-24	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
8	JMC Crawford Sandton 2025 (U10)	2025-05-10	2025-05-10	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
9	CPH May 2025 (D)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
10	Chess Power House March Open 2025 (E)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
11	Knight Riders Open Chess Tournament 2025 (U10)	2025-02-22	2025-02-22	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
12	First Knights Juniors Chess Tournament 2025 (U10)	2025-02-09	2025-02-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
13	Chess Power House Feb Rapid 2025 (D)	2025-02-02	2025-02-02	Rapid	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
14	Gauteng Inter-Region at UJ 2024 (U10 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
15	Knight Riders Spring Chess Tournament 2024 (U8+U10)	2024-09-28	2024-09-28	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
16	JMC Closed 2024 (U10)	2024-08-09	2024-08-09	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
17	Fourth Knight Riders Juniors Open Chess Tournament 204 (U10)	2024-08-03	2024-08-03	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
18	JMC Trinityhouse Little Falls 2024 (U10)	2024-06-02	2024-06-02	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
19	JMC Crawford International Sandton 2024 (U10)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
20	First Knight Riders Junior Open 2024 (U8+U10)	2024-04-20	2024-04-20	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament Knight Riders Spring Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-09-28	rnd 3	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Dintlhe, B (Bokang)
2	5	Tournament First Knight Riders Junior Open 2024				Tournament JMC Crawford International Sandton 2024
		date 2024-04-20	rnd 2	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Ritchie, E (Elian)				Opponent Kilari, S (Suveer)
3	4	Tournament JMC - Trinity Randpark Ridge 2025				Tournament JMC Closed 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 0.5
		Opponent Gerber, Z (Zoe)				Opponent Frishter, S (Sofia)

#	Games	Start				End
1	5	Tournament Knight Riders Spring Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-09-28	rnd 3	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Dintlhe, B (Bokang)
2	5	Tournament First Knight Riders Junior Open 2024				Tournament JMC Crawford International Sandton 2024
		date 2024-04-20	rnd 2	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Ritchie, E (Elian)				Opponent Kilari, S (Suveer)
3	4	Tournament JMC - Trinity Randpark Ridge 2025				Tournament JMC Closed 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 0.5
		Opponent Gerber, Z (Zoe)				Opponent Frishter, S (Sofia)

#	Games	Start				End
1	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 4	type Rapid	result 1	date 2025-02-02	rnd 5	type Rapid	result 1
		Opponent Newman, A (Ayen)				Opponent Rubin, D (Dean)
2	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 1	type Rapid	result 1	date 2025-02-02	rnd 2	type Rapid	result 1
		Opponent Liu, K (Kaireen)				Opponent Serrao, L (Luke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Knight Riders Spring Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-09-28	rnd 3	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Dintlhe, B (Bokang)
2	5	Tournament First Knight Riders Junior Open 2024				Tournament JMC Crawford International Sandton 2024
		date 2024-04-20	rnd 2	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Ritchie, E (Elian)				Opponent Kilari, S (Suveer)
3	4	Tournament First Knights Juniors Chess Tournament 2025				Tournament Knight Riders Open Chess Tournament 2025
		date 2025-02-09	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Vemula, D (Devesh Sai)				Opponent Brittain, N (Nathan)

#	Games	Start				End
1	5	Tournament Knight Riders Spring Chess Tournament 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-09-28	rnd 3	type Standard	result 1	date 2024-12-07	rnd 2	type Standard	result 1
		Opponent Mkulisi, A (Asavela)				Opponent Dintlhe, B (Bokang)
2	5	Tournament First Knight Riders Junior Open 2024				Tournament JMC Crawford International Sandton 2024
		date 2024-04-20	rnd 2	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent Ritchie, E (Elian)				Opponent Kilari, S (Suveer)
3	4	Tournament First Knights Juniors Chess Tournament 2025				Tournament Knight Riders Open Chess Tournament 2025
		date 2025-02-09	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Vemula, D (Devesh Sai)				Opponent Brittain, N (Nathan)

#	Games	Start				End
1	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 4	type Rapid	result 1	date 2025-02-02	rnd 5	type Rapid	result 1
		Opponent Newman, A (Ayen)				Opponent Rubin, D (Dean)
2	2	Tournament Chess Power House Feb Rapid 2025				Tournament Chess Power House Feb Rapid 2025
		date 2025-02-02	rnd 1	type Rapid	result 1	date 2025-02-02	rnd 2	type Rapid	result 1
		Opponent Liu, K (Kaireen)				Opponent Serrao, L (Luke)

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	Newman ,A (Ayen)	5	1	-255	3	0	-425	2	1	0	0	0	0
1	Newman ,A (Ayen)	5	1354.4	1099.4	3	1333.7	929.4	2	1289.2	1354.4	0	0	0
2	Hlabangwane ,N (Ntwanano)	3	3	425	3	3	425	0	0	0	0	0	0
2	Hlabangwane ,N (Ntwanano)	3	1150.3	1575.3	3	1149.4	1575.3	0	0	0	0	0	0
3	Thalla ,V (Vihansh Reddy)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
3	Thalla ,V (Vihansh Reddy)	3	1235.6	1094	2	1235.5	1235.6	1	1200	810.6	0	0	0
4	Sithole ,L (Luthando)	2	1	0	2	1	0	0	0	0	0	0	0
4	Sithole ,L (Luthando)	2	1195.6	1195.6	2	1191.8	1195.6	0	0	0	0	0	0
5	Stelloh ,A (Alexander)	2	2	425	2	2	425	0	0	0	0	0	0
5	Stelloh ,A (Alexander)	2	1439.7	1864.7	2	1448.3	1864.7	0	0	0	0	0	0
6	Lin ,Y (Yizheng)	2	2	425	2	2	425	0	0	0	0	0	0
6	Lin ,Y (Yizheng)	2	1525.6	1950.6	2	1521.1	1950.6	0	0	0	0	0	0
7	Naidoo ,K (Kehan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
7	Naidoo ,K (Kehan)	2	1280.6	1068.1	2	1274.2	1068.1	0	0	0	0	0	0
8	Meijer ,CM (Carlo Marius)	2	1	0	2	1	0	0	0	0	0	0	0
8	Meijer ,CM (Carlo Marius)	2	1432.4	1432.4	2	1424.1	1432.4	0	0	0	0	0	0
9	Kilari ,S (Suveer)	2	1	0	2	1	0	0	0	0	0	0	0
9	Kilari ,S (Suveer)	2	1230.6	1230.6	2	1227.8	1230.6	0	0	0	0	0	0
10	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Kuchibhotla ,AKA (Achyuta Kartikeya Arjun)	2	1301.2	876.2	2	1301.2	876.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Meyerowitz, M (Matai)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms