Chess South Africa Ratings Database

PLAYER PAGE

Personal

Retief, D (Delmarie)

Chess SA id

2080323800

FIDE id

Date of birth

2008-03-05 (U18)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1192.6	1197.5	1186.3	1200
Raw rating	1152.5	1184.2	1112.5	1200
Weighted rating	1192.6	1197.5	1186.3	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.4	169.6	187.8	165.8
Highest rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest raw rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest weighted rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.5	-1.2	-6.4	0
New rating	1189.1	1196.4	1179.9	1200
Analysis
Rating	1192.6	1197.5	1186.3	1200
Raw rating	1152.5	1184.2	1112.5	1200
Weighted rating	1192.6	1197.5	1186.3
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177.4	169.6	187.8	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	1152.5	1184.2	1112.5	1200
New weighted rating	1189.1	1196.4	1179.9	1200
New weighted performance	0	0	0	0
Temp new rating	1189.1	1196.4	1179.9	1200
Temp new rating +/-	-3.5	-1.2	-6.4	0
Final new rating +/-	-3.5	-1.2	-6.4	0
New rating	1189.1	1196.4	1179.9	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	9	5	4
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	9	5	4

Games since
	Main 9	Standard 5		Rapid 4		Blitz 0
Gender	Female
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	9	2	22.22	-236.1	1246.5	1010.4
Standard	5	2	40	-85	1233.8	1148.8
Rapid	4	0	0	-425	1262.4	837.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	2	22.22	-236.1	1246.5	1010.4
Standard	5	2	40	-85	1233.8	1148.8
Rapid	4	0	0	-425	1262.4	837.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1152.5	1184.2	1112.5	1200
2025-09-01	1152.5	1184.2	1112.5	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	1200	1200	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	Ekurhuleni North Schools Teams 2025 (U17 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (High Schools)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	4	4	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U17 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (High Schools)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	4	4	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Taylor, O (Owen)				Opponent Taylor, O (Owen)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Botha, R (Ryan)				Opponent Botha, R (Ryan)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Taylor, O (Owen)				Opponent Taylor, O (Owen)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Botha, R (Ryan)				Opponent Botha, R (Ryan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Taylor, O (Owen)				Opponent Taylor, O (Owen)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Botha, R (Ryan)				Opponent Botha, R (Ryan)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Taylor, O (Owen)				Opponent Taylor, O (Owen)
2	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Botha, R (Ryan)				Opponent Botha, R (Ryan)

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	Botha ,R (Ryan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Botha ,R (Ryan)	1	1199.2	1624.2	1	1199.1	1624.2	0	0	0	0	0	0
2	Skosana ,S (Sibusiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Skosana ,S (Sibusiso)	1	1186.4	761.4	1	1182.9	761.4	0	0	0	0	0	0
3	Kotze ,S (Skye)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Kotze ,S (Skye)	1	1367.3	942.3	1	1298.9	942.3	0	0	0	0	0	0
4	Mashabela ,S (Simphiwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mashabela ,S (Simphiwe)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Taylor ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
5	Taylor ,O (Owen)	1	1216	1641	1	1208.4	1641	0	0	0	0	0	0
6	Mchunu ,L (Lwandile)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Mchunu ,L (Lwandile)	1	1215.5	790.5	0	0	0	1	1203.9	790.5	0	0	0
7	Du Plessis ,J (Juan-Pierre)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Du Plessis ,J (Juan-Pierre)	1	1263.7	838.7	0	0	0	1	738.2	838.7	0	0	0
8	Moyo ,N (Nkosana Junior)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Moyo ,N (Nkosana Junior)	1	1376.3	951.3	0	0	0	1	1216.5	951.3	0	0	0
9	Manaka ,P (Ponagalo)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Manaka ,P (Ponagalo)	1	1194.3	769.3	0	0	0	1	1199.3	769.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Retief, D (Delmarie)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms