Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, D (Deidre)

Chess SA id

208083762

FIDE id

Date of birth

2008-07-28 (U18)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	672.4	539.2	736.4	500
Raw rating	672.4	539.2	736.4	500
Weighted rating	672.4	539.2	736.4	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	351.6	425.1	321	449.5
Highest rating	1200 2024-11-01	1200 2018-02-01	1200 2024-11-01	1200 2024-03-01
Highest raw rating	672.4 2024-03-01	539.2 2024-03-01	736.4 2024-03-01	500 2024-03-01
Highest weighted rating	672.4 2024-11-01	539.2 2024-11-01	736.4 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2018-02-01	1200 2024-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	672.4	539.2	736.4	500
Analysis
Rating	672.4	539.2	736.4	500
Raw rating	672.4	539.2	736.4	500
Weighted rating	672.4	539.2	736.4
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	351.6	425.1	321	449.5
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	672.4	539.2	736.4	500
New weighted rating	672.4	539.2	736.4	500
New weighted performance	0	0	0	0
Temp new rating	672.4	539.2	736.4	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	672.4	539.2	736.4	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	35	13	22

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	20	7	35	-127.5	1177.3	1049.8
Standard	4	1	25	-212.5	1122.6	910.1
Rapid	16	6	37.5	-106.2	1191	1084.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	672.4	539.2	736.4	500
2025-09-01	672.4	539.2	736.4	500
2025-08-01	672.4	539.2	736.4	500
2025-07-01	672.4	539.2	736.4	500
2025-06-01	672.4	539.2	736.4	500
2025-05-01	672.4	539.2	736.4	500
2025-04-01	672.4	539.2	736.4	500
2025-03-01	672.4	539.2	736.4	500
2025-02-01	672.4	539.2	736.4	500
2025-01-01	672.4	539.2	736.4	500
2024-12-01	672.4	539.2	736.4	500
2024-11-01	672.4	539.2	736.4	500
2024-10-01	672.4	539.2	736.4	500
2024-09-01	672.4	539.2	736.4	500
2024-08-01	672.4	539.2	736.4	500
2024-07-01	672.4	539.2	736.4	500
2024-06-01	672.4	539.2	736.4	500
2024-08-01	672.4	539.2	736.4	500
2024-04-01	672.4	539.2	736.4	500
2024-03-01	672.4	539.2	736.4	500
2024-02-01	672.4	539.2	736.4	500
2024-01-01	672.4	539.2	736.4	500
2023-12-01	672.4	539.2	736.4	500
2023-11-01	672.4	539.2	736.4	500

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	Cape Winelands Schools Trials 1 2020 (U13 Girls)	2020-02-08	2020-02-08	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
2	Cape Winelands Open 2019 (U12)	2019-04-27	2019-04-27	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
3	Strategema Club 2018 (U12)	2018-03-10	2018-03-10	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
4	North Boland Trials 2018 (U11 Girls)	2018-02-17	2018-02-17	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 3	type Rapid	result 1	date 2018-03-10	rnd 4	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Mbusi, S (Sihle)
2	2	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 4	type Rapid	result 0.5	date 2018-02-17	rnd 5	type Rapid	result 0.5
		Opponent Maziet, N (Nazeerah)				Opponent Joseph, H (Halle)
3	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 6	type Rapid	result 1	date 2020-02-08	rnd 6	type Rapid	result 1
		Opponent Swartz, I (Inge)				Opponent Swartz, I (Inge)

#	Games	Start				End
1	1	Tournament Cape Winelands Open 2019				Tournament Cape Winelands Open 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Fortuin, R (Rene)				Opponent Fortuin, R (Rene)

#	Games	Start				End
1	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 3	type Rapid	result 1	date 2018-03-10	rnd 4	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Mbusi, S (Sihle)
2	2	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 4	type Rapid	result 0.5	date 2018-02-17	rnd 5	type Rapid	result 0.5
		Opponent Maziet, N (Nazeerah)				Opponent Joseph, H (Halle)
3	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 6	type Rapid	result 1	date 2020-02-08	rnd 6	type Rapid	result 1
		Opponent Swartz, I (Inge)				Opponent Swartz, I (Inge)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 3	type Rapid	result 1	date 2018-03-10	rnd 4	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Mbusi, S (Sihle)
2	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 6	type Rapid	result 1	date 2020-02-08	rnd 6	type Rapid	result 1
		Opponent Swartz, I (Inge)				Opponent Swartz, I (Inge)
3	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 3	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Goeieman, R (Roslin)

#	Games	Start				End
1	1	Tournament Cape Winelands Open 2019				Tournament Cape Winelands Open 2019
		date 2019-04-27	rnd 2	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Fortuin, R (Rene)				Opponent Fortuin, R (Rene)

#	Games	Start				End
1	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 3	type Rapid	result 1	date 2018-03-10	rnd 4	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Mbusi, S (Sihle)
2	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 6	type Rapid	result 1	date 2020-02-08	rnd 6	type Rapid	result 1
		Opponent Swartz, I (Inge)				Opponent Swartz, I (Inge)
3	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 3	type Rapid	result 1
		Opponent Goeieman, R (Roslin)				Opponent Goeieman, R (Roslin)

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	Goeieman ,R (Roslin)	2	2	425	0	0	0	2	2	425	0	0	0
1	Goeieman ,R (Roslin)	2	1157.4	1582.4	0	0	0	2	1146.2	1582.4	0	0	0
2	Joseph ,H (Halle)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
2	Joseph ,H (Halle)	2	1182.6	970.1	0	0	0	2	1171	970.1	0	0	0
3	Skippers ,F (Fredelen)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Skippers ,F (Fredelen)	1	937.6	512.6	1	948.8	512.6	0	0	0	0	0	0
4	Erasmus ,A (Anneke)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Erasmus ,A (Anneke)	1	1226.6	801.6	1	1238.8	801.6	0	0	0	0	0	0
5	Sylvester ,S (Sade)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Sylvester ,S (Sade)	1	1188	763	1	1200	763	0	0	0	0	0	0
6	Fortuin ,R (Rene)	1	1	425	1	1	425	0	0	0	0	0	0
6	Fortuin ,R (Rene)	1	1138.1	1563.1	1	1200	1563.1	0	0	0	0	0	0
7	Michaels ,D (Danmaree)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Michaels ,D (Danmaree)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Keyster ,F (Farren)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Keyster ,F (Farren)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	De Villiers ,M (Mikyle)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	De Villiers ,M (Mikyle)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Mayeki ,Z (Zintle)	1	1	425	0	0	0	1	1	425	0	0	0
10	Mayeki ,Z (Zintle)	1	1200	1625	0	0	0	1	1200	1625	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, D (Deidre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms