Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Meyer, M (Marius)

Chess SA id

1100154171

FIDE id

Date of birth

2010-12-26 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1361.5

Item	Main	Standard	Rapid	Blitz
Rating	1383.2	1383	1200	1200
Raw rating	1378.3	1383	1200	1200
Weighted rating	1267.3	1263.1	1200	1200
Weighted performance	1383.2	1378.8	0	0
Floor	878.3	883	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	128.6	127.8	165.8	165.8
Highest rating	1383.2 2025-11-01	1383 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1378.3 2025-11-01	1383 2025-11-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1354.1 2018-10-01	1355 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1383.2 2025-11-01	1378.8 2025-11-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-4.9	0	0	0
New rating	1378.3	1383	1200	1200
Analysis
Rating	1383.2	1383	1200	1200
Raw rating	1378.3	1383	1200	1200
Weighted rating	1267.3	1263.1	1200
Weighted performance	1383.2	1378.8	0
K-factor	36	36	36	36
Floor	878.3	883	700	700
Max/Min rating change allowed	128.6	127.8	165.8	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	1378.3	1383	1200	1200
New weighted rating	1279.4	1276.1	1200	1200
New weighted performance	1375	1370.6	0	0
Temp new rating	1378.3	1383	1200	1200
Temp new rating +/-	-4.9	0	0	0
Final new rating +/-	-4.9	0	0	0
New rating	1378.3	1383	1200	1200
New K-factor	36	36	36	36
New floor	878.3	883	700	700

Item	Main	Standard
	0	0
	41	41
	25	25
	5	5
	0	0
	0	0
History	71	71

Games since
	Main 66	Standard 66		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2370		829		296
Male	1916		660		233
U16	366		125		44
U16 Male	274		90		35
Standard
	RSA		Province		Region
Overall	2284		855		325
Male	1851		688		256
U16	355		129		51
U16 Male	270		97		41
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	41	22.5	54.88	41.5	1348.5	1390
Standard	41	22.5	54.88	41.5	1348.5	1390
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	71	35.5	50	0	1288.1	1288.1
Standard	71	35.5	50	0	1288.1	1288.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1378.3	1383	1200	1200
2025-09-30	1341.6	1341.6	1200	1200
2025-09-01	1314.7	1307.4	1200	1200
2025-08-01	1282.8	1270.4	1200	1200
2025-07-01	1282.8	1270.4	1200	1200
2025-06-01	1354.1	1355	1200	1200
2025-05-01	1354.1	1355	1200	1200
2025-04-01	1354.1	1355	1200	1200
2025-03-01	1354.1	1355	1200	1200
2025-02-01	1175.8	1174.4	1200	1200
2025-01-01	1175.8	1174.4	1200	1200
2024-12-01	1175.8	1174.4	1200	1200
2024-11-01	1155.5	1148.5	1200	1200
2024-10-01	1178.8	1174.4	1200	1200
2024-09-01	1163	1153.9	1200	1200
2024-08-01	1163	1153.9	1200	1200
2024-07-01	1163	1153.9	1200	1200
2024-09-01	1163	1153.9	1200	1200
2024-05-01	1151.3	1138.8	1200	1200
2024-04-01	1151.3	1138.8	1200	1200
2024-03-01	1151.3	1138.8	1200	1200
2024-02-01	1151.3	1138.8	1200	1200
2024-01-01	1151.3	1138.8	1200	1200
2023-12-01	1151.3	1138.8	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
2	2025 Centurion Chess Open Tournament (C)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
3	Tshwane Chess Club Clash 2025 (Open)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
4	2025 Etienne Lewis Closed Chess Tournament (U16)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	3.5	Yes	Analysis
5	2025 Jacaranda Round Robin Open Chess Tournament (H)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2025 JMCA Open Chess Tournament (C)	2025-06-07	2025-06-07	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
7	2025 Blou Bul Open Chess Tournament (D1)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
8	2025 Piet Robbertse Fide Rated Open Chess Tournament (D)	2025-02-01	2025-02-02	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Paarl Boys' High School Chess Festival 2025 (C)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
2	2025 Centurion Chess Open Tournament (C)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis
3	Tshwane Chess Club Clash 2025 (Open)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
4	2025 Etienne Lewis Closed Chess Tournament (U16)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	7	3.5	Yes	Analysis
5	2025 Jacaranda Round Robin Open Chess Tournament (H)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2025 JMCA Open Chess Tournament (C)	2025-06-07	2025-06-07	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
7	2025 Blou Bul Open Chess Tournament (D1)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
8	2025 Piet Robbertse Fide Rated Open Chess Tournament (D)	2025-02-01	2025-02-02	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
9	Lardies Ope 2024 (C)	2024-10-26	2024-10-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
10	2024 Gauteng North Open Chess Tournament (C)	2024-10-05	2024-10-06	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
11	Centurion Chess Open Tournament 2024 (C)	2024-09-21	2024-09-21	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
12	2024 Curro Hazeldean High Open Chess Tournament (C)	2024-09-07	2024-09-07	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2024 Tshwane South School District CLOSED Individual Championships (U15 Mixed)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
14	2023 Tshwane South School District CLOSED Individual Championships (U13 Open)	2023-04-22	2023-04-22	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2025 Etienne Lewis Closed Chess Tournament				Tournament Tshwane Chess Club Clash 2025
		date 2025-08-10	rnd 5	type Standard	result 0.5	date 2025-09-13	rnd 4	type Standard	result 0.5
		Opponent Jacobs, I (Inge)				Opponent Mamabolo, LL (Lekau Lawrence)
2	7	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Blou Bul Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Vosloo, L (Leja)				Opponent Vounatsos, L (Levi)
3	5	Tournament Paarl Boys' High School Chess Festival 2025				Tournament Paarl Boys' High School Chess Festival 2025
		date 2025-10-17	rnd 1	type Standard	result 1	date 2025-10-18	rnd 5	type Standard	result 1
		Opponent Human, E (Evert)				Opponent Afonso, IS (Isabella)

#	Games	Start				End
1	7	Tournament 2025 Etienne Lewis Closed Chess Tournament				Tournament Tshwane Chess Club Clash 2025
		date 2025-08-10	rnd 5	type Standard	result 0.5	date 2025-09-13	rnd 4	type Standard	result 0.5
		Opponent Jacobs, I (Inge)				Opponent Mamabolo, LL (Lekau Lawrence)
2	7	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Blou Bul Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Vosloo, L (Leja)				Opponent Vounatsos, L (Levi)
3	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 1	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent Thobela, A (Ayanda)				Opponent Fireyi, D (David Buhlebenkosi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Blou Bul Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Vosloo, L (Leja)				Opponent Vounatsos, L (Levi)
2	3	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 1	type Standard	result 1	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Mann, L (Leane)				Opponent Erdogan, D (Demir)
3	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 1	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent Thobela, A (Ayanda)				Opponent Fireyi, D (David Buhlebenkosi)

#	Games	Start				End
1	7	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Blou Bul Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-08	rnd 2	type Standard	result 1
		Opponent Vosloo, L (Leja)				Opponent Vounatsos, L (Levi)
2	3	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 1	type Standard	result 1	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Mann, L (Leane)				Opponent Erdogan, D (Demir)
3	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 1	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent Thobela, A (Ayanda)				Opponent Fireyi, D (David Buhlebenkosi)

No games found.

#	Games	Start				End

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	Kgwale ,K (Keratilwe)	2	2	425	2	2	425	0	0	0	0	0	0
1	Kgwale ,K (Keratilwe)	2	1327.5	1752.5	2	1343.3	1752.5	0	0	0	0	0	0
2	Marais ,M (Migael)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Marais ,M (Migael)	2	1290.9	1503.4	2	1287.9	1503.4	0	0	0	0	0	0
3	Hlwathika ,T (Thandolenkosi)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Hlwathika ,T (Thandolenkosi)	2	1406.5	981.5	2	1413.3	981.5	0	0	0	0	0	0
4	Erdogan ,D (Demir)	1	1	425	1	1	425	0	0	0	0	0	0
4	Erdogan ,D (Demir)	1	1391.2	1816.2	1	1381.4	1816.2	0	0	0	0	0	0
5	De Klerk ,W (Wihan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	De Klerk ,W (Wihan)	1	1136.9	711.9	1	1146	711.9	0	0	0	0	0	0
6	Mahomed ,R (Rameez)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mahomed ,R (Rameez)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Olivier ,C (Christiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Olivier ,C (Christiaan)	1	1323.2	898.2	1	1347.3	898.2	0	0	0	0	0	0
8	Ramonyai ,M (Maribe)	1	1	425	1	1	425	0	0	0	0	0	0
8	Ramonyai ,M (Maribe)	1	1288.4	1713.4	1	1284.6	1713.4	0	0	0	0	0	0
9	Reddy ,KS (Kashen Shivaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Reddy ,KS (Kashen Shivaan)	1	1373.7	948.7	1	1371.9	948.7	0	0	0	0	0	0
10	Ahmid ,K (Kaleem)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ahmid ,K (Kaleem)	1	1293.3	868.3	1	1271.2	868.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Meyer, M (Marius)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms