Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, M (Marcha)

Chess SA id

288006848

FIDE id

Date of birth

1988-09-07 (Adult)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1162.4	1156.4	1300	1300
Raw rating	1162.4	1156.4	1300	1300
Weighted rating	1162.4	1156.4	1299	1299
Weighted performance	0	0	0	0
Floor	700	700	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	174.9	176.4	143.8	143.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1162.4	1156.4	1300	1300
Analysis
Rating	1162.4	1156.4	1300	1300
Raw rating	1162.4	1156.4	1300	1300
Weighted rating	1162.4	1156.4	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	800	800
Max/Min rating change allowed	174.9	176.4	143.8	143.8
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	1162.4	1156.4	1300	1300
New weighted rating	1162.4	1156.4	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1162.4	1156.4	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1162.4	1156.4	1300	1300
New K-factor	36	36	36	36
New floor	700	700	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	5	5
	0	0
History	19	19

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	19	7	36.84	-111.8	1234.7	1122.9
Standard	19	7	36.84	-111.8	1234.7	1122.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1162.4	1156.4	1300	1300
2025-09-01	1162.4	1156.4	1300	1300
2025-08-01	1162.4	1156.4	1300	1300
2025-07-01	1162.4	1156.4	1300	1300
2025-06-01	1162.4	1156.4	1300	1300
2025-05-01	1162.4	1156.4	1300	1300
2025-04-01	1162.4	1156.4	1300	1300
2025-03-01	1162.4	1156.4	1300	1300
2025-02-01	1162.4	1156.4	1300	1300
2025-01-01	1162.4	1156.4	1300	1300
2024-12-01	1162.4	1156.4	1300	1300
2024-11-01	1162.4	1156.4	1300	1300
2024-10-01	1162.4	1156.4	1300	1300
2024-09-01	1162.4	1156.4	1300	1300
2024-08-01	1162.4	1156.4	1300	1300
2024-07-01	1162.4	1156.4	1300	1300
2024-06-01	1162.4	1156.4	1300	1300
2024-08-01	1162.4	1156.4	1300	1300
2024-04-01	1162.4	1156.4	1300	1300
2024-03-01	1162.4	1156.4	1300	1300
2024-02-01	1162.4	1156.4	1300	1300
2024-01-01	1162.4	1156.4	1300	1300
2023-12-01	1162.4	1156.4	1200	1200
2023-11-01	1162.4	1156.4	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	Eureka Open 2023 (C)	2023-07-29	2023-07-29	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
2	Eureka Open 2022 (C)	2022-07-30	2022-07-30	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
3	Eureka Chess Open 2019 (C)	2019-07-27	2019-07-27	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
4	Eureka Chess Open 2018 (A)	2018-09-29	2018-09-29	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Eureka Chess Open 2018				Tournament Eureka Chess Open 2019
		date 2018-09-29	rnd 5	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Diedericks, C (Christiaan)				Opponent De Beer, E (Elrize)
2	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Zimunya, T (Tumisho)				Opponent Zimunya, T (Tumisho)
3	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Scheepers, D (Danheen)				Opponent Scheepers, D (Danheen)

#	Games	Start				End
1	2	Tournament Eureka Chess Open 2018				Tournament Eureka Chess Open 2019
		date 2018-09-29	rnd 5	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Diedericks, C (Christiaan)				Opponent De Beer, E (Elrize)
2	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Zimunya, T (Tumisho)				Opponent Zimunya, T (Tumisho)
3	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Scheepers, D (Danheen)				Opponent Scheepers, D (Danheen)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Eureka Chess Open 2018				Tournament Eureka Chess Open 2019
		date 2018-09-29	rnd 5	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Diedericks, C (Christiaan)				Opponent De Beer, E (Elrize)
2	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Zimunya, T (Tumisho)				Opponent Zimunya, T (Tumisho)
3	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Scheepers, D (Danheen)				Opponent Scheepers, D (Danheen)

#	Games	Start				End
1	2	Tournament Eureka Chess Open 2018				Tournament Eureka Chess Open 2019
		date 2018-09-29	rnd 5	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Diedericks, C (Christiaan)				Opponent De Beer, E (Elrize)
2	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Zimunya, T (Tumisho)				Opponent Zimunya, T (Tumisho)
3	1	Tournament Eureka Open 2023				Tournament Eureka Open 2023
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Scheepers, D (Danheen)				Opponent Scheepers, D (Danheen)

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	Emanuel ,P (Prithee)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Emanuel ,P (Prithee)	1	1104.3	679.3	1	1108	679.3	0	0	0	0	0	0
2	Scheepers ,D (Danheen)	1	1	425	1	1	425	0	0	0	0	0	0
2	Scheepers ,D (Danheen)	1	1139.5	1564.5	1	1123	1564.5	0	0	0	0	0	0
3	Mlambo ,S (Sihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mlambo ,S (Sihle)	1	1365.8	940.8	1	1365.8	940.8	0	0	0	0	0	0
4	De Beer ,E (Elrize)	1	1	425	1	1	425	0	0	0	0	0	0
4	De Beer ,E (Elrize)	1	1067.2	1492.2	1	1062.9	1492.2	0	0	0	0	0	0
5	Weber ,KP (Keagan Peter)	1	1	425	1	1	425	0	0	0	0	0	0
5	Weber ,KP (Keagan Peter)	1	1339.3	1764.3	1	1336.7	1764.3	0	0	0	0	0	0
6	Ledwaba ,T (Thabang)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ledwaba ,T (Thabang)	1	1041.9	1466.9	1	1051.6	1466.9	0	0	0	0	0	0
7	Gladile ,S (Smangele)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Gladile ,S (Smangele)	1	1217.3	792.3	1	1212.7	792.3	0	0	0	0	0	0
8	Theron ,A (Andre)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Theron ,A (Andre)	1	1538.4	1113.4	1	1537.1	1113.4	0	0	0	0	0	0
9	Radebe ,T (Thabang)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Radebe ,T (Thabang)	1	1276.7	851.7	1	1290.2	851.7	0	0	0	0	0	0
10	Van Der Net ,ME (Mariel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Der Net ,ME (Mariel)	1	1339.3	914.3	1	1335.9	914.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

De Villiers, M (Marcha)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms