Chess South Africa Ratings Database

PLAYER PAGE

Personal

Schoonakker, C (Cornelis)

Chess SA id

1100140119

FIDE id

Date of birth

2010-06-14 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1334.7	1239.9	1342.3	1200
Raw rating	1334.7	1239.9	1342.3	1200
Weighted rating	1333.6	1239.9	1341.1	1200
Weighted performance	1040.4	0	1080	0
Floor	836.7	752	858.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	136.9	156.6	135.4	165.8
Highest rating	1336.7 2024-03-01	1307.7 2023-03-01	1480.2 2022-10-01	1200 2018-10-01
Highest raw rating	1336.7 2024-03-01	1252 2023-04-01	1358.9 2024-03-01	1200 2024-02-01
Highest weighted rating	1332.6 2025-08-01	1252 2025-02-01	1339.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1307.2 2023-07-01	1307.7 2023-03-01	1480.2 2022-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1334.7	1239.9	1342.3	1200
Analysis
Rating	1334.7	1239.9	1342.3	1200
Raw rating	1334.7	1239.9	1342.3	1200
Weighted rating	1333.6	1239.9	1341.1
Weighted performance	1040.4	0	1080
K-factor	36	36	36	36
Floor	836.7	752	858.9	700
Max/Min rating change allowed	136.9	156.6	135.4	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	1334.7	1239.9	1342.3	1200
New weighted rating	1334	1239.9	1341.6	1200
New weighted performance	1040	0	1079.6	0
Temp new rating	1334.7	1239.9	1342.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1334.7	1239.9	1342.3	1200
New K-factor	36	36	36	36
New floor	836.7	752	858.9	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	19	0	19
	38	16	22
	17	6	11
	0	0	0
History	74	22	52

Games since
	Main 19	Standard 0		Rapid 19		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	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	74	41.5	56.08	51.7	1269.3	1321
Standard	22	10.5	47.73	-19.3	1275.6	1256.2
Rapid	52	31	59.62	81.7	1266.7	1348.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1334.7	1239.9	1342.3	1200
2025-09-01	1334.7	1239.9	1342.3	1200
2025-08-01	1334.7	1239.9	1342.3	1200
2025-07-01	1334.7	1239.9	1342.3	1200
2025-06-01	1334.7	1239.9	1342.3	1200
2025-05-01	1334.7	1239.9	1342.3	1200
2025-04-01	1334.7	1239.9	1342.3	1200
2025-03-01	1334.7	1239.9	1342.3	1200
2025-02-01	1334.7	1239.9	1342.3	1200
2025-01-01	1334.7	1239.8	1342.3	1200
2024-12-01	1334.7	1239.8	1342.3	1200
2024-11-01	1334.7	1239.8	1342.3	1200
2024-10-01	1334.7	1239.8	1342.3	1200
2024-09-01	1334.7	1239.8	1342.3	1200
2024-08-01	1334.7	1239.8	1342.3	1200
2024-07-01	1334.7	1239.8	1342.3	1200
2024-06-01	1334.7	1239.8	1342.3	1200
2024-08-01	1334.7	1239.8	1342.3	1200
2024-04-01	1321.3	1239.8	1324.7	1200
2024-03-01	1336.7	1239.8	1358.9	1200
2024-02-01	1309.5	1239.8	1309.9	1200
2024-01-01	1309.5	1239.8	1309.9	1200
2023-12-01	1309.5	1239.8	1309.9	1200
2023-11-01	1309.5	1239.8	1309.9	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	Hermanus Chess Club Open 2024 (Intermediate)	2024-04-20	2024-04-20	Rapid	Overberg (WOS)	7	7	5	Yes	Analysis
2	Cape Town Open Rapid Chess Championship 2024 (U14)	2024-03-16	2024-03-16	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	Cape of Good Hope Open Chess Tournament 2024 (U14)	2024-02-17	2024-02-17	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
4	Curro Durbanville Chess Open Rapid 2023 (U14)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
5	GPCA Rapid 2023 (U14)	2023-06-24	2023-06-24	Rapid	Cape Town (WCT)	7	7	4.5	Yes	Analysis
6	Western Cape PS Individuals 2023 (U13 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
7	Cape Town Open 2023 (U14)	2023-03-25	2023-03-25	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
8	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	5	3.5	Yes	Analysis
9	District South Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
10	Cape of Good Hope Open 2023 (U14)	2023-01-28	2023-01-28	Rapid	Cape Town (WCT)	6	3	0	Yes	Analysis
11	Kenridge Rapid 2022 (U14)	2022-11-05	2022-11-05	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
12	Metro Rapid 2022 (U13 Boys)	2022-10-22	2022-10-22	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
13	Metro WP Schools Chess Trials 2022 (U13 Boys)	2022-04-22	2022-04-23	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Open Rapid Chess Championship 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-03-16	rnd 3	type Rapid	result 1
		Opponent Sobada, A (Anelisa)				Opponent Faure, D (Douglas)
2	5	Tournament GPCA Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-06-24	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 2	type Rapid	result 1
		Opponent De Freitas, T (Tyler)				Opponent Lee, S (Shakoor)
3	5	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament Cape Town Open 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-25	rnd 2	type Rapid	result 1
		Opponent Pickford, L (Luke)				Opponent Van Zyl, M (Martin)

#	Games	Start				End
1	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-04	rnd 6	type Standard	result 1
		Opponent Pickford, L (Luke)				Opponent Becker, B (Bryce)
2	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Felix, C (Camren)				Opponent Benting, D (Daniel)
3	2	Tournament District South Schools Chess Individual Trials 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 1
		Opponent Klein, A (Adam)				Opponent Claassen, U (Uthan)

#	Games	Start				End
1	8	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape Town Open Rapid Chess Championship 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-03-16	rnd 3	type Rapid	result 1
		Opponent Sobada, A (Anelisa)				Opponent Faure, D (Douglas)
2	5	Tournament GPCA Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-06-24	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 2	type Rapid	result 1
		Opponent De Freitas, T (Tyler)				Opponent Lee, S (Shakoor)
3	3	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 5	type Rapid	result 1	date 2024-04-20	rnd 7	type Rapid	result 1
		Opponent Hermann, L (Lukas)				Opponent Abrahams, H (Hopelynn)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament GPCA Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-06-24	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 2	type Rapid	result 1
		Opponent De Freitas, T (Tyler)				Opponent Lee, S (Shakoor)
2	4	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Sobada, A (Anelisa)				Opponent Nondala, O (Oluhle)
3	3	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 5	type Rapid	result 1	date 2024-04-20	rnd 7	type Rapid	result 1
		Opponent Hermann, L (Lukas)				Opponent Abrahams, H (Hopelynn)

#	Games	Start				End
1	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Felix, C (Camren)				Opponent Benting, D (Daniel)
2	2	Tournament District South Schools Chess Individual Trials 2023				Tournament District South Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 1
		Opponent Klein, A (Adam)				Opponent Claassen, U (Uthan)
3	2	Tournament Metro WP Schools Chess Trials 2022				Tournament Metro WP Schools Chess Trials 2022
		date 2022-04-22	rnd 2	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Baker, B (Ben)				Opponent Huesmann, R (Ryan)

#	Games	Start				End
1	5	Tournament GPCA Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-06-24	rnd 5	type Rapid	result 1	date 2023-07-15	rnd 2	type Rapid	result 1
		Opponent De Freitas, T (Tyler)				Opponent Lee, S (Shakoor)
2	4	Tournament Cape of Good Hope Open Chess Tournament 2024				Tournament Cape of Good Hope Open Chess Tournament 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Sobada, A (Anelisa)				Opponent Nondala, O (Oluhle)
3	3	Tournament Hermanus Chess Club Open 2024				Tournament Hermanus Chess Club Open 2024
		date 2024-04-20	rnd 5	type Rapid	result 1	date 2024-04-20	rnd 7	type Rapid	result 1
		Opponent Hermann, L (Lukas)				Opponent Abrahams, H (Hopelynn)

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	Braaf ,J (Jordan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Braaf ,J (Jordan)	2	1419.1	994.1	1	1399	994.1	1	1404.4	994.1	0	0	0
2	Faure ,D (Douglas)	2	2	425	0	0	0	2	2	425	0	0	0
2	Faure ,D (Douglas)	2	1309.8	1734.8	0	0	0	2	1321.2	1734.8	0	0	0
3	Cockin ,R (Ruan)	2	0	-425	0	0	0	2	0	-425	0	0	0
3	Cockin ,R (Ruan)	2	1449.4	1024.4	0	0	0	2	1382.6	1024.4	0	0	0
4	Ebrahim ,N (Nabeelah)	2	1	0	0	0	0	2	1	0	0	0	0
4	Ebrahim ,N (Nabeelah)	2	1446	1446	0	0	0	2	1425.2	1446	0	0	0
5	Ncanda ,L (Loyiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ncanda ,L (Loyiso)	1	1212	787	1	1176.8	787	0	0	0	0	0	0
6	Rudman ,M (Mighail)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Rudman ,M (Mighail)	1	1251.1	1251.1	1	1245.6	1251.1	0	0	0	0	0	0
7	Milhomem ,L (Lucas)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Milhomem ,L (Lucas)	1	1463.4	1038.4	1	1446.2	1038.4	0	0	0	0	0	0
8	Booysen ,C (Chadlin)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Booysen ,C (Chadlin)	1	1427.9	1002.9	1	1410.9	1002.9	0	0	0	0	0	0
9	Baker ,B (Ben)	1	1	425	1	1	425	0	0	0	0	0	0
9	Baker ,B (Ben)	1	1193	1618	1	1149.6	1618	0	0	0	0	0	0
10	Williams ,M (Matthew)	1	1	425	0	0	0	1	1	425	0	0	0
10	Williams ,M (Matthew)	1	1296.3	1721.3	0	0	0	1	1316.2	1721.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Schoonakker, C (Cornelis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms