Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rief, M (Matthew)

Chess SA id

1130306970

FIDE id

Date of birth

2013-05-29 (U14)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1206.8	1210.3	1200	1200
Raw rating	1206.8	1210.3	1200	1200
Weighted rating	1206.3	1209.4	1200	1200
Weighted performance	0	0	0	0
Floor	716.3	720	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.2	163.4	165.8	165.8
Highest rating	1285 2024-07-01	1284.8 2024-07-01	1200 2024-07-01	1200 2024-07-01
Highest raw rating	1216.3 2024-08-01	1220 2024-08-01	1200 2024-07-01	1200 2024-07-01
Highest weighted rating	1216.3 2024-08-01	1220 2024-08-01	1200 2024-07-01	1200 2024-07-01
Highest weighted performance	1285 2024-07-01	1284.8 2024-07-01	1200 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1206.8	1210.3	1200	1200
Analysis
Rating	1206.8	1210.3	1200	1200
Raw rating	1206.8	1210.3	1200	1200
Weighted rating	1206.3	1209.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	716.3	720	700	700
Max/Min rating change allowed	164.2	163.4	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	1206.8	1210.3	1200	1200
New weighted rating	1206.4	1209.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1206.8	1210.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1206.8	1210.3	1200	1200
New K-factor	36	36	36	36
New floor	716.3	720	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
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	10	5	50	0	1227.6	1227.6
Standard	10	5	50	0	1227.6	1227.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1206.8	1210.3	1200	1200
2025-09-30	1206.8	1210.3	1200	1200
2025-09-01	1206.8	1210.3	1200	1200
2025-08-01	1206.8	1210.3	1200	1200
2025-07-01	1206.8	1210.3	1200	1200
2025-06-01	1206.8	1210.3	1200	1200
2025-05-01	1206.8	1210.3	1200	1200
2025-04-01	1206.8	1210.3	1200	1200
2025-03-01	1206.8	1210.3	1200	1200
2025-02-01	1206.8	1210.3	1200	1200
2025-01-01	1206.8	1210.3	1200	1200
2024-12-01	1206.8	1210.3	1200	1200
2024-11-01	1206.8	1210.3	1200	1200
2024-10-01	1206.8	1210.3	1200	1200
2024-09-01	1206.8	1210.3	1200	1200
2024-08-01	1216.3	1220	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	2024 NC Closed Chess Championships (U12 Open)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
2	2024 Duineveld Open Toernooi (U12)	2024-07-20	2024-07-20	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2024 Duineveld Open Toernooi				Tournament 2024 Duineveld Open Toernooi
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Louw, F (Faygon)				Opponent Gribble, S (Sergio)
2	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 1
		Opponent Fourie, M (Markus)				Opponent Ralane, L (Luthando)

#	Games	Start				End
1	3	Tournament 2024 Duineveld Open Toernooi				Tournament 2024 Duineveld Open Toernooi
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Louw, F (Faygon)				Opponent Gribble, S (Sergio)
2	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 1
		Opponent Fourie, M (Markus)				Opponent Ralane, L (Luthando)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2024 Duineveld Open Toernooi				Tournament 2024 Duineveld Open Toernooi
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Louw, F (Faygon)				Opponent Gribble, S (Sergio)
2	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 1
		Opponent Fourie, M (Markus)				Opponent Ralane, L (Luthando)

#	Games	Start				End
1	3	Tournament 2024 Duineveld Open Toernooi				Tournament 2024 Duineveld Open Toernooi
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Louw, F (Faygon)				Opponent Gribble, S (Sergio)
2	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 1
		Opponent Fourie, M (Markus)				Opponent Ralane, L (Luthando)

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	Ralane ,L (Luthando)	1	1	425	1	1	425	0	0	0	0	0	0
1	Ralane ,L (Luthando)	1	1142.9	1567.9	1	1174.4	1567.9	0	0	0	0	0	0
2	Green ,C (Caleb)	1	1	425	1	1	425	0	0	0	0	0	0
2	Green ,C (Caleb)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Vermeulen ,P (Petrus Van Der Walt)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Vermeulen ,P (Petrus Van Der Walt)	1	1565.4	1140.4	1	1574.2	1140.4	0	0	0	0	0	0
4	Gribble ,S (Sergio)	1	1	425	1	1	425	0	0	0	0	0	0
4	Gribble ,S (Sergio)	1	1124.6	1549.6	1	1120	1549.6	0	0	0	0	0	0
5	Viljoen ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Viljoen ,J (Joshua)	1	1333.4	908.4	1	1330.8	908.4	0	0	0	0	0	0
6	Booysen ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Booysen ,J (Jayden)	1	1184.7	759.7	1	1181.6	759.7	0	0	0	0	0	0
7	Fourie ,M (Markus)	1	1	425	1	1	425	0	0	0	0	0	0
7	Fourie ,M (Markus)	1	1140.2	1565.2	1	1127.2	1565.2	0	0	0	0	0	0
8	Louw ,F (Faygon)	1	1	425	1	1	425	0	0	0	0	0	0
8	Louw ,F (Faygon)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Kordom ,C (Craigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kordom ,C (Craigh)	1	1249.4	824.4	1	1255.9	824.4	0	0	0	0	0	0
10	Du Preez ,J (Jody)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Du Preez ,J (Jody)	1	1135.6	710.6	1	1128.4	710.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Rief, M (Matthew)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms