Chess South Africa Ratings Database

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Personal

Chetty, D (Dee)

Chess SA id

1150154607

FIDE id

Date of birth

2015-07-16 (U12)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1235.3	1174.4	1296.5	1200
Raw rating	1235.3	1174.4	1296.5	1200
Weighted rating	1229.1	1171.1	1292.3	1200
Weighted performance	1097.6	0	1195.3	0
Floor	736.5	700	806.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.7	172	144.5	165.8
Highest rating	1236.5 2024-09-01	1200 2018-10-01	1312.2 2024-08-01	1200 2018-10-01
Highest raw rating	1236.5 2024-09-01	1200 2024-02-01	1306.2 2024-09-01	1200 2024-02-01
Highest weighted rating	1227.9 2025-11-30	1200 2018-10-01	1290.4 2025-11-30	1200 2018-10-01
Highest weighted performance	1228.2 2024-08-01	1200 2024-02-01	1312.2 2024-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1235.3	1174.4	1296.5	1200
Analysis
Rating	1235.3	1174.4	1296.5	1200
Raw rating	1235.3	1174.4	1296.5	1200
Weighted rating	1229.1	1171.1	1292.3
Weighted performance	1097.6	0	1195.3
K-factor	36	36	36	36
Floor	736.5	700	806.2	700
Max/Min rating change allowed	157.7	172	144.5	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	1235.3	1174.4	1296.5	1200
New weighted rating	1230.1	1171.3	1293.8	1200
New weighted performance	1089.6	0	1186.7	0
Temp new rating	1235.3	1174.4	1296.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1235.3	1174.4	1296.5	1200
New K-factor	36	36	36	36
New floor	736.5	700	806.2	700

Item	Main	Standard	Rapid
	0	0	0
	9	0	9
	26	5	21
	4	0	4
	0	0	0
	0	0	0
History	39	5	34

Games since
	Main 35	Standard 5		Rapid 30		Blitz 0
Gender	Male
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
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	1097		552		125
Male	887		442		97
U12	187		109		22
U12 Male	138		77		12
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	9	4.5	50	0	1229.1	1229.1
Standard	0	0	0	0	0	0
Rapid	9	4.5	50	0	1229.1	1229.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	39	20.5	52.56	21.8	1228.2	1250
Standard	5	1	20	-255	1305.3	1050.3
Rapid	34	19.5	57.35	62.5	1216.8	1279.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1235.3	1174.4	1296.5	1200
2025-11-30	1235.3	1174.4	1296.5	1200
2025-11-01	1219.3	1174.4	1278.8	1200
2025-09-30	1219.3	1174.4	1278.8	1200
2025-09-01	1219.3	1174.4	1278.8	1200
2025-08-01	1236.5	1174.4	1306.2	1200
2025-07-01	1236.5	1174.4	1306.2	1200
2025-06-01	1236.5	1174.4	1306.2	1200
2025-05-01	1236.5	1174.4	1306.2	1200
2025-04-01	1236.5	1174.4	1306.2	1200
2025-03-01	1236.5	1174.4	1306.2	1200
2025-02-01	1236.5	1173.8	1306.2	1200
2025-01-01	1236.5	1156.4	1306.2	1200
2024-12-01	1236.5	1156.4	1306.2	1200
2024-11-01	1236.5	1156.4	1306.2	1200
2024-10-01	1236.5	1156.4	1306.2	1200
2024-09-01	1236.5	1156.4	1306.2	1200
2024-11-01	1194.6	1156.4	1245.4	1200
2024-07-01	1194.6	1156.4	1245.4	1200
2024-06-01	1194.6	1156.4	1245.4	1200
2024-05-01	1211	1200	1230.6	1200
2024-04-01	1211	1200	1230.6	1200
2024-03-01	1194.6	1200	1196.8	1200
2024-02-01	1178	1200	1162.6	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	West Coast Schools Chess Grand Challenge League 2025 (PS Development)	2025-11-08	2025-11-08	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U11)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis
3	Pedro Booyse Top Schools Championships 2024 (U7+U9)	2024-07-20	2024-07-20	Rapid	West Coast (WCU)	7	6	5	Yes	Analysis
4	Lower West Top Schools 2024 (U9+U11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
5	Western Cape PS Individuals Championship 2024 (U9 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	5	1	Yes	Analysis
6	West Coast Schools Chess Prestige Championships 2024 (U9 Boys)	2024-03-09	2024-03-09	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
7	Lower West Coast Schools Chess Prestige 2024 (U9 Boys)	2024-02-17	2024-02-17	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
8	West Coast Schools Development Championships 2023 (U9 Boys)	2023-04-22	2023-04-22	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 7	type Rapid	result 1
		Opponent Koopman, P (Percian)				Opponent Afrika, N (Nazley)
2	3	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Amon, J (Jesse)				Opponent Porter, C (Caleb)
3	2	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Filander, B (Brooklyn)				Opponent Solomons, C (Chadley)

#	Games	Start				End
1	1	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 2	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Steenkamp, W (Willem)				Opponent Steenkamp, W (Willem)

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 7	type Rapid	result 1
		Opponent Koopman, P (Percian)				Opponent Afrika, N (Nazley)
2	3	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Amon, J (Jesse)				Opponent Porter, C (Caleb)
3	2	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Filander, B (Brooklyn)				Opponent Solomons, C (Chadley)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 7	type Rapid	result 1
		Opponent Koopman, P (Percian)				Opponent Afrika, N (Nazley)
2	3	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Amon, J (Jesse)				Opponent Porter, C (Caleb)
3	2	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Filander, B (Brooklyn)				Opponent Solomons, C (Chadley)

#	Games	Start				End
1	1	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 2	type Standard	result 1	date 2024-05-04	rnd 2	type Standard	result 1
		Opponent Steenkamp, W (Willem)				Opponent Steenkamp, W (Willem)

#	Games	Start				End
1	3	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 5	type Rapid	result 1	date 2024-07-20	rnd 7	type Rapid	result 1
		Opponent Koopman, P (Percian)				Opponent Afrika, N (Nazley)
2	3	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Amon, J (Jesse)				Opponent Porter, C (Caleb)
3	2	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Filander, B (Brooklyn)				Opponent Solomons, C (Chadley)

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	Steenkamp ,W (Willem)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Steenkamp ,W (Willem)	2	1267.3	1267.3	1	1122.8	1692.3	1	1366	842.3	0	0	0
2	Lewis ,C (Connor)	2	1	0	0	0	0	2	1	0	0	0	0
2	Lewis ,C (Connor)	2	1180.9	1180.9	0	0	0	2	1168.2	1180.9	0	0	0
3	Fourie ,I (Izak)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Fourie ,I (Izak)	1	1318.5	893.5	1	1206.8	893.5	0	0	0	0	0	0
4	Verster ,J (Juan Marais)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Verster ,J (Juan Marais)	1	1359.2	934.2	1	1381.1	934.2	0	0	0	0	0	0
5	Don ,E (El-Deano)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Don ,E (El-Deano)	1	1200	775	0	0	0	1	1200	775	0	0	0
6	Van Wyk ,N (Nicolaas)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Van Wyk ,N (Nicolaas)	1	1264.7	839.7	0	0	0	1	1293.3	839.7	0	0	0
7	Kersouw ,A (Althea)	1	1	425	0	0	0	1	1	425	0	0	0
7	Kersouw ,A (Althea)	1	1169	1594	0	0	0	1	1146.4	1594	0	0	0
8	Azar ,C (Christopher)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Azar ,C (Christopher)	1	1327.6	902.6	0	0	0	1	1382.6	902.6	0	0	0
9	Van Schalkwyk ,R (Ryan)	1	1	425	0	0	0	1	1	425	0	0	0
9	Van Schalkwyk ,R (Ryan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Swartz ,R (Rowan)	1	1	425	0	0	0	1	1	425	0	0	0
10	Swartz ,R (Rowan)	1	1228	1653	0	0	0	1	1273.2	1653	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Chetty, D (Dee)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms