Chess South Africa Ratings Database

PLAYER PAGE

Personal

Retief, M (Michael)

Chess SA id

1140133936

FIDE id

Date of birth

2014-05-05 (U12)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1360.6	1347.1	1298.4	1200
Raw rating	1360.6	1347.1	1298.4	1200
Weighted rating	1360.5	1347	1298.4	1200
Weighted performance	888.4	884.1	0	0
Floor	989.4	985.4	798.4	700
K-factor	32	32	36	36
Min/Max rating change allowed	131.9	134.5	144.1	165.8
Highest rating	1536.1 2021-09-01	1501.3 2022-12-01	1627.8 2021-09-01	1200 2018-10-01
Highest raw rating	1489.4 2023-01-01	1485.4 2023-01-01	1298.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1489.4 2024-10-01	1485.4 2024-09-01	1298.4 2024-02-01	1200 2018-10-01
Highest weighted performance	1536.1 2021-09-01	1501.3 2022-12-01	1627.8 2021-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1360.6	1347.1	1298.4	1200
Analysis
Rating	1360.6	1347.1	1298.4	1200
Raw rating	1360.6	1347.1	1298.4	1200
Weighted rating	1360.5	1347	1298.4
Weighted performance	888.4	884.1	0
K-factor	32	32	36	36
Floor	989.4	985.4	798.4	700
Max/Min rating change allowed	131.9	134.5	144.1	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	1360.6	1347.1	1298.4	1200
New weighted rating	1360.5	1347	1298.4	1200
New weighted performance	887.9	883.6	0	0
Temp new rating	1360.6	1347.1	1298.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1360.6	1347.1	1298.4	1200
New K-factor	32	32	36	36
New floor	989.4	985.4	798.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	23	23	0
	85	85	0
	15	10	5
History	123	118	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	123	72	58.54	72.6	1217.2	1289.8
Standard	118	67	56.78	57.6	1218.4	1276
Rapid	5	5	100	425	1189.2	1614.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1360.6	1347.1	1298.4	1200
2025-09-01	1360.6	1347.1	1298.4	1200
2025-08-01	1360.6	1347.1	1298.4	1200
2025-07-01	1360.6	1347.1	1298.4	1200
2025-06-01	1360.6	1347.1	1298.4	1200
2025-05-01	1360.6	1347.1	1298.4	1200
2025-04-01	1360.6	1347.1	1298.4	1200
2025-03-01	1360.6	1347.1	1298.4	1200
2025-02-01	1360.6	1347.1	1298.4	1200
2025-01-01	1360.3	1346.8	1298.4	1200
2024-12-01	1360.3	1346.8	1298.4	1200
2024-11-01	1360.3	1346.8	1298.4	1200
2024-10-01	1360.3	1346.8	1298.4	1200
2024-09-01	1360.3	1346.8	1298.4	1200
2024-08-01	1360.3	1346.8	1298.4	1200
2024-07-01	1360.3	1346.8	1298.4	1200
2024-06-01	1360.3	1346.8	1298.4	1200
2024-08-01	1360.3	1346.8	1298.4	1200
2024-04-01	1360.3	1346.8	1298.4	1200
2024-03-01	1360.3	1346.8	1298.4	1200
2024-02-01	1360.3	1346.8	1298.4	1200
2024-01-01	1360.3	1346.8	1298.4	1200
2023-12-01	1360.3	1346.8	1298.4	1200
2023-11-01	1360.3	1346.8	1298.4	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	GoForChess Junior Chess Championship 2023 (Junior)	2023-06-10	2023-06-10	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
2	2023 South African Junior Closed Chess Championships (U10 Boys)	2023-03-31	2023-04-04	Standard	Chess South Africa (CSA)	9	9	3	Yes	Analysis
3	JNW Open - Crawford 2023 (B)	2023-03-04	2023-03-04	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
4	2023 Tshwane Chess Open Registration Tournament (C1)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2022 South African Junior Wild Card Chess Championships (U10 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
6	2022 South African Junior Team Chess Championships (U10 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
7	FNB Chessheroes Anity Bullying 2022 (U9)	2022-11-05	2022-11-05	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
8	2022 Wynie Robbertse Open (U10)	2022-10-08	2022-10-08	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
9	FIDE WORLD CADETS CHESS CHAMPIONSHIPS 2022	2022-09-16	2022-09-27	Standard	Georgia (GEO)	11	11	3	Yes	Analysis
10	JMC 3rd Trials 2022 (U10)	2022-09-11	2022-09-11	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
11	JMC 2nd Trials 2022 (C)	2022-08-27	2022-08-27	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
12	2022 Jacaranda Round Robin (R)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
13	JNW Helpmekaar 2022 (Rookies)	2022-07-09	2022-07-09	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
14	JMC Trials 1 - Laerskool Fontainebleau 2022 (U10)	2022-07-24	2022-07-24	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
15	2022 Blou Bul Open (E)	2022-06-25	2022-06-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
16	South African Junior Closed Chess Championships 2022 (U8 Open)	2022-03-28	2022-04-02	Standard	Chess South Africa (CSA)	11	11	6.5	Yes	Analysis
17	2022 Gauteng Interregion (U8 Open+Girls)	2022-02-26	2022-02-26	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
18	JMC Charterhouse Open 2022 (D)	2022-02-12	2022-02-12	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
19	JMC Bryanston 2021 (E)	2021-11-06	2021-11-06	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
20	JMC Everest 2021 (E)	2021-10-30	2021-10-30	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
21	JMC Helpmekaar 2021 (U8)	2021-09-06	2021-09-06	Rapid	Johannesburg Metro (GJM)	5	5	5	Yes	Analysis

#	Games	Start				End
1	15	Tournament FNB Chessheroes Anity Bullying 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-11-05	rnd 3	type Standard	result 1	date 2022-12-11	rnd 5	type Standard	result 0.5
		Opponent Siko, O (Omogolo Reatlegile)				Opponent Prinsloo, N (Nicholas)
2	9	Tournament JMC Helpmekaar 2021				Tournament JMC Everest 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-10-30	rnd 4	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Badenhorst, D (Daniel)
3	6	Tournament South African Junior Closed Chess Championships 2022				Tournament 2022 Blou Bul Open
		date 2022-04-01	rnd 9	type Standard	result 1	date 2022-06-25	rnd 3	type Standard	result 0.5
		Opponent Aikman, D (Desmond Gustav)				Opponent Prinsloo, A (Alexander)

#	Games	Start				End
1	15	Tournament FNB Chessheroes Anity Bullying 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-11-05	rnd 3	type Standard	result 1	date 2022-12-11	rnd 5	type Standard	result 0.5
		Opponent Siko, O (Omogolo Reatlegile)				Opponent Prinsloo, N (Nicholas)
2	6	Tournament South African Junior Closed Chess Championships 2022				Tournament 2022 Blou Bul Open
		date 2022-04-01	rnd 9	type Standard	result 1	date 2022-06-25	rnd 3	type Standard	result 0.5
		Opponent Aikman, D (Desmond Gustav)				Opponent Prinsloo, A (Alexander)
3	5	Tournament FIDE WORLD CADETS CHESS CHAMPIONSHIPS 2022				Tournament 2022 Wynie Robbertse Open
		date 2022-09-27	rnd 11	type Standard	result 1	date 2022-10-08	rnd 4	type Standard	result 1
		Opponent Todua Gabriel				Opponent Prinsloo, V (Veronique)

#	Games	Start				End
1	5	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Loots, M (Mia)

No games found.

#	Games	Start				End

#	Games	Start				End
1	14	Tournament FNB Chessheroes Anity Bullying 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-11-05	rnd 3	type Standard	result 1	date 2022-12-10	rnd 4	type Standard	result 1
		Opponent Siko, O (Omogolo Reatlegile)				Opponent Van Loggerenberg, E (Elandre)
2	9	Tournament JMC Helpmekaar 2021				Tournament JMC Everest 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-10-30	rnd 4	type Standard	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Badenhorst, D (Daniel)
3	5	Tournament South African Junior Closed Chess Championships 2022				Tournament 2022 Blou Bul Open
		date 2022-04-01	rnd 9	type Standard	result 1	date 2022-06-25	rnd 2	type Standard	result 1
		Opponent Aikman, D (Desmond Gustav)				Opponent Loubser, L (Lara)

#	Games	Start				End
1	14	Tournament FNB Chessheroes Anity Bullying 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-11-05	rnd 3	type Standard	result 1	date 2022-12-10	rnd 4	type Standard	result 1
		Opponent Siko, O (Omogolo Reatlegile)				Opponent Van Loggerenberg, E (Elandre)
2	5	Tournament South African Junior Closed Chess Championships 2022				Tournament 2022 Blou Bul Open
		date 2022-04-01	rnd 9	type Standard	result 1	date 2022-06-25	rnd 2	type Standard	result 1
		Opponent Aikman, D (Desmond Gustav)				Opponent Loubser, L (Lara)
3	4	Tournament JMC Charterhouse Open 2022				Tournament 2022 Gauteng Interregion
		date 2022-02-12	rnd 3	type Standard	result 1	date 2022-02-26	rnd 1	type Standard	result 1
		Opponent Venter, E (Elke)				Opponent Neale, O (Owen)

#	Games	Start				End
1	5	Tournament JMC Helpmekaar 2021				Tournament JMC Helpmekaar 2021
		date 2021-09-06	rnd 1	type Rapid	result 1	date 2021-09-06	rnd 5	type Rapid	result 1
		Opponent Deysel, Z (Zachariah)				Opponent Loots, M (Mia)

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	Mannar ,A (Aaryan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Mannar ,A (Aaryan)	3	1271.3	1412.9	3	1269.8	1412.9	0	0	0	0	0	0
2	Badenhorst ,D (Daniel)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Badenhorst ,D (Daniel)	3	1225.3	1367	3	1217	1367	0	0	0	0	0	0
3	Eapen ,J (Johan)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Eapen ,J (Johan)	3	1402.7	977.7	3	1405.4	977.7	0	0	0	0	0	0
4	Neale ,O (Owen)	3	3	425	3	3	425	0	0	0	0	0	0
4	Neale ,O (Owen)	3	741	1166	3	646.5	1166	0	0	0	0	0	0
5	Thorulsley ,K (Kairaav)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Thorulsley ,K (Kairaav)	3	1075.5	933.8	3	1089	933.8	0	0	0	0	0	0
6	Ribbens ,R (Reuben)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Ribbens ,R (Reuben)	3	1381.3	1239.7	3	1382.8	1239.7	0	0	0	0	0	0
7	Gupta ,A (Akul)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Gupta ,A (Akul)	2	1241.4	816.4	2	1246.5	816.4	0	0	0	0	0	0
8	Venter ,E (Elke)	2	1	0	2	1	0	0	0	0	0	0	0
8	Venter ,E (Elke)	2	1181.9	1181.9	2	1147.6	1181.9	0	0	0	0	0	0
9	Chipunza ,J (Jaden)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Chipunza ,J (Jaden)	2	1426.9	1001.9	2	1443.6	1001.9	0	0	0	0	0	0
10	Van Loggerenberg ,E (Elandre)	2	2	425	2	2	425	0	0	0	0	0	0
10	Van Loggerenberg ,E (Elandre)	2	1388.8	1813.8	2	1363.7	1813.8	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

Retief, M (Michael)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms