Chess South Africa Ratings Database

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Personal

Isaacs, C (Clint Lee)

Chess SA id

1130139142

FIDE id

Date of birth

2013-01-10 (U14)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-18

Personal details last changed

1900-01-01

Junior GPX Games

16.2

Junior GPX Points

1212.6

Item	Main	Standard	Rapid	Blitz
Rating	1327.7	1249	1400.5	1200
Raw rating	1327.7	1249	1400.5	1200
Weighted rating	1296.4	1196.5	1385.4	1200
Weighted performance	1251.5	0	1258.5	0
Floor	827.7	749	900.5	700
K-factor	36	36	32	36
Min/Max rating change allowed	138.2	154.6	124.6	165.8
Highest rating	1327.7 2025-06-01	1249 2025-06-01	1400.5 2025-03-01	1200 2018-10-01
Highest raw rating	1327.7 2025-06-01	1249 2025-06-01	1400.5 2025-03-01	1200 2024-02-01
Highest weighted rating	1287.9 2025-08-01	1249 2018-10-01	1378.3 2025-08-01	1200 2018-10-01
Highest weighted performance	1307.5 2025-06-01	1200 2020-01-01	1376.2 2024-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1327.7	1249	1400.5	1200
Analysis
Rating	1327.7	1249	1400.5	1200
Raw rating	1327.7	1249	1400.5	1200
Weighted rating	1296.4	1196.5	1385.4
Weighted performance	1251.5	0	1258.5
K-factor	36	36	32	36
Floor	827.7	749	900.5	700
Max/Min rating change allowed	138.2	154.6	124.6	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	1327.7	1249	1400.5	1200
New weighted rating	1300.1	1201.6	1388.3	1200
New weighted performance	1251.1	0	1258	0
Temp new rating	1327.7	1249	1400.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1327.7	1249	1400.5	1200
New K-factor	36	36	32	36
New floor	827.7	749	900.5	700

Item	Main	Standard	Rapid
	0	0	0
	17	12	5
	19	4	15
	20	0	20
	25	5	20
	0	0	0
History	81	21	60

Games since
	Main 36	Standard 16		Rapid 20		Blitz 0
Gender	Male
Age group	U14
Region	West Coast (WCU)
Province	Western Cape (WC)
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	501		255		55
Male	437		220		40
U14	95		55		12
U14 Male	79		46		10
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	17	10.5	61.76	100	1313.7	1413.7
Standard	12	6.5	54.17	35.4	1361.2	1396.7
Rapid	5	4	80	255	1199.5	1454.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	81	47	58.02	68.2	1232.6	1300.8
Standard	21	9	42.86	-60.7	1312.7	1252
Rapid	60	38	63.33	113.3	1204.6	1317.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1327.7	1249	1400.5	1200
2025-09-01	1327.7	1249	1400.5	1200
2025-08-01	1327.7	1249	1400.5	1200
2025-07-01	1327.7	1249	1400.5	1200
2025-06-01	1327.7	1249	1400.5	1200
2025-05-01	1318.2	1220.1	1400.5	1200
2025-04-01	1318.2	1220.1	1400.5	1200
2025-03-01	1288.6	1159.9	1400.5	1200
2025-02-01	1265.2	1158.1	1387.5	1200
2025-01-01	1265.2	1124.4	1387.5	1200
2024-12-01	1265.2	1124.4	1387.5	1200
2024-11-01	1250.3	1124.4	1379.2	1200
2024-10-01	1250.3	1124.4	1379.2	1200
2024-09-01	1250.3	1124.4	1379.2	1200
2024-08-01	1303.8	1183.6	1379.2	1200
2024-07-01	1303.8	1183.6	1379.2	1200
2024-06-01	1303.8	1183.6	1379.2	1200
2024-08-01	1260.4	1183.6	1320.9	1200
2024-04-01	1260.4	1183.6	1320.9	1200
2024-03-01	1260.4	1183.6	1320.9	1200
2024-02-01	1234.5	1183.6	1282	1200
2024-01-01	1234.5	1183.6	1282	1200
2023-12-01	1234.5	1183.6	1282	1200
2023-11-01	1234.5	1183.6	1282	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	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
2	West Coast Schools Chess Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Upper West Coast Presrige 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
2	West Coast Schools Chess Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
3	Upper West Coast Presrige 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
4	West Coast Grand Challange League 2024 (PS Development)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
5	Pedro Booyse Top Schools Championships 2024 (U11)	2024-07-20	2024-07-20	Standard	West Coast (WCU)	5	4	0.5	Yes	Analysis
6	Bo-Weskus Skole Skaak Top Skole 2024 (O9+O11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
7	Bo-Weskus Skole Prestige 2024 (O11 Seuns)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
8	Pedro Booyse Top Schools Round 2 2023 (U11)	2023-08-22	2023-08-22	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
9	Pedro Booyse Top Schools 2023 (U11)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
10	Upper West Coast Top Schools Championship 2023 (U7-U11)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
11	Bo-Weskus Skole Prestige 2023 (O11 Seuns)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
12	Pedro Booyse Top Schools 2022 (U9 Combined)	2022-07-23	2022-07-23	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
13	Bo-Weskus Top Skole 2022 (O9)	2022-06-11	2022-06-11	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
14	West Coast Schools Chess Prestige Leg 2 2022 (U9 Boys)	2022-04-23	2022-04-23	Rapid	West Coast (WCU)	5	5	1.5	Yes	Analysis
15	West Coast Schools Chess Prestige Leg 1 2022 (U9 Boys)	2022-04-09	2022-04-09	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
16	Bo Weskus Skole Skaak Prestige (O9 Seuns)	2022-03-19	2022-03-19	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 1	type Rapid	result 1
		Opponent Koopman, M (Mason)				Opponent Fortuin, T (Tashnic)
2	6	Tournament West Coast Grand Challange League 2024				Tournament Upper West Coast Presrige 2025
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent De Water, D (Dawid)
3	6	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Ansley)				Opponent Van Maroe, J (Jamie-Lee)

#	Games	Start				End
1	4	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 0.5
		Opponent Persensie, T (Treydan)				Opponent Amsterdam, J (Jodan)
2	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, D (Dean-Lee)				Opponent Roman, M (M)
3	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Bezuidenhout, J (Joshua)				Opponent Maarman, D (Deoron)

#	Games	Start				End
1	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 1	type Rapid	result 1
		Opponent Koopman, M (Mason)				Opponent Fortuin, T (Tashnic)
2	6	Tournament West Coast Grand Challange League 2024				Tournament Upper West Coast Presrige 2025
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent De Water, D (Dawid)
3	6	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Ansley)				Opponent Van Maroe, J (Jamie-Lee)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 1	type Rapid	result 1
		Opponent Koopman, M (Mason)				Opponent Fortuin, T (Tashnic)
2	6	Tournament West Coast Grand Challange League 2024				Tournament Upper West Coast Presrige 2025
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent De Water, D (Dawid)
3	6	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Ansley)				Opponent Van Maroe, J (Jamie-Lee)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, D (Dean-Lee)				Opponent Roman, M (M)
2	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Bezuidenhout, J (Joshua)				Opponent Maarman, D (Deoron)
3	2	Tournament Pedro Booyse Top Schools 2022				Tournament Pedro Booyse Top Schools 2022
		date 2022-07-23	rnd 5	type Standard	result 1	date 2022-07-23	rnd 6	type Standard	result 1
		Opponent Claassen, J (Jeneva)				Opponent Du Preez, F (Francisca)

#	Games	Start				End
1	7	Tournament Bo-Weskus Skole Prestige 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 1	type Rapid	result 1
		Opponent Koopman, M (Mason)				Opponent Fortuin, T (Tashnic)
2	6	Tournament West Coast Grand Challange League 2024				Tournament Upper West Coast Presrige 2025
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Martin, M (Mikaeel)				Opponent De Water, D (Dawid)
3	6	Tournament Bo-Weskus Skole Prestige 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-02-10	rnd 5	type Rapid	result 1	date 2024-05-11	rnd 5	type Rapid	result 1
		Opponent Sacco, A (Ansley)				Opponent Van Maroe, J (Jamie-Lee)

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	Smith ,K (Kaleb)	3	3	425	0	0	0	3	3	425	0	0	0
1	Smith ,K (Kaleb)	3	1200.7	1625.7	0	0	0	3	1201.1	1625.7	0	0	0
2	Van Der Merwe ,C (Charl)	3	0.5	-283.3	0	0	0	3	0.5	-283.3	0	0	0
2	Van Der Merwe ,C (Charl)	3	1215.3	932	0	0	0	3	1225.6	932	0	0	0
3	Pieters ,A (Aj)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Pieters ,A (Aj)	2	1392.2	967.2	1	1263.6	967.2	1	1501.2	967.2	0	0	0
4	Joseph ,B (Beaudan)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
4	Joseph ,B (Beaudan)	2	1200.5	988	0	0	0	2	1199.8	988	0	0	0
5	Maswane ,T (Thurston)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
5	Maswane ,T (Thurston)	2	1218.2	1005.8	0	0	0	2	1231.2	1005.8	0	0	0
6	Kleynhans ,M (Miecke)	2	2	425	0	0	0	2	2	425	0	0	0
6	Kleynhans ,M (Miecke)	2	1232	1657	0	0	0	2	1216.6	1657	0	0	0
7	Wehr ,C (Corbin)	2	0	-425	0	0	0	2	0	-425	0	0	0
7	Wehr ,C (Corbin)	2	1422.9	997.9	0	0	0	2	1570.1	997.9	0	0	0
8	Fortuin ,T (Tashnic)	2	2	425	0	0	0	2	2	425	0	0	0
8	Fortuin ,T (Tashnic)	2	1144.9	1569.9	0	0	0	2	1158.3	1569.9	0	0	0
9	Van Der Westhuizen ,E (Enzio)	2	2	425	0	0	0	2	2	425	0	0	0
9	Van Der Westhuizen ,E (Enzio)	2	1141.4	1566.4	0	0	0	2	1118.4	1566.4	0	0	0
10	Benjamin ,E (Entwan)	2	0	-425	0	0	0	2	0	-425	0	0	0
10	Benjamin ,E (Entwan)	2	1265.8	840.8	0	0	0	2	1292.1	840.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Isaacs, C (Clint Lee)

Ratings

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Historical performance

Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms