Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, A (Abraham)

Chess SA id

1150192865

FIDE id

Date of birth

2015-09-12 (U12)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

23.1

Junior GPX Points

1181.7

Item	Main	Standard	Rapid	Blitz
Rating	1190.5	1185.1	1202.2	1200
Raw rating	1182.2	1185.1	1185.4	1200
Weighted rating	1190.5	1176.8	1202.2	1200
Weighted performance	1064	1079.2	1028.1	0
Floor	736.3	728.1	715.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	170.1	169.4	169.3	165.8
Highest rating	1236.3 2025-03-01	1228.1 2025-03-01	1228.6 2024-05-01	1200 2024-02-01
Highest raw rating	1236.3 2025-03-01	1228.1 2025-03-01	1215.6 2024-06-01	1200 2024-02-01
Highest weighted rating	1236.3 2024-02-01	1228.1 2024-02-01	1215.6 2024-10-01	1200 2024-02-01
Highest weighted performance	1236.3 2025-03-01	1200 2024-02-01	1228.6 2024-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	0	-1.3	0
New rating	1190.1	1185.1	1200.9	1200
Analysis
Rating	1190.5	1185.1	1202.2	1200
Raw rating	1182.2	1185.1	1185.4	1200
Weighted rating	1190.5	1176.8	1202.2
Weighted performance	1064	1079.2	1028.1
K-factor	36	36	36	36
Floor	736.3	728.1	715.6	700
Max/Min rating change allowed	170.1	169.4	169.3	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	1182.2	1185.1	1185.4	1200
New weighted rating	1190.1	1177.6	1200.9	1200
New weighted performance	1063.6	1078.8	1027.7	0
Temp new rating	1190.1	1185.1	1200.9	1200
Temp new rating +/-	-0.5	0	-1.3	0
Final new rating +/-	-0.5	0	-1.3	0
New rating	1190.1	1185.1	1200.9	1200
New K-factor	36	36	36	36
New floor	736.3	728.1	715.6	700

Item	Main	Standard	Rapid
	0	0	0
	20	16	4
	33	10	23
	0	0	0
	0	0	0
	0	0	0
History	53	26	27

Games since
	Main 53	Standard 26		Rapid 27		Blitz 0
Gender	Male
Age group	U12
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4084		1361		207
Male	3061		948		134
U12	689		246		40
U12 Male	471		156		27
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	1613		819		153
Male	1249		611		107
U12	298		165		36
U12 Male	202		107		23
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	20	8.5	42.5	-63.8	1245.7	1181.9
Standard	16	7.5	46.88	-26.6	1241.5	1214.9
Rapid	4	1	25	-212.5	1262.4	1049.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	53	24.5	46.23	-32.1	1210.2	1178.1
Standard	26	11.5	44.23	-49	1227.8	1178.8
Rapid	27	13	48.15	-15.7	1193.2	1177.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1182.2	1185.1	1185.4	1200
2025-09-01	1182.2	1185.1	1185.4	1200
2025-08-01	1200.1	1185.1	1206.6	1200
2025-07-01	1200.1	1185.1	1206.6	1200
2025-06-01	1200.1	1185.1	1206.6	1200
2025-05-01	1200.1	1185.1	1206.6	1200
2025-04-01	1200.1	1185.1	1206.6	1200
2025-03-01	1236.3	1228.1	1206.6	1200
2025-02-01	1197.3	1184.4	1206.6	1200
2025-01-01	1191.6	1173.6	1206.6	1200
2024-12-01	1191.6	1173.6	1206.6	1200
2024-11-01	1191.6	1173.6	1206.6	1200
2024-10-01	1167.7	1138	1206.6	1200
2024-09-01	1167.7	1138	1206.6	1200
2024-08-01	1167.7	1138	1206.6	1200
2024-07-01	1167.7	1138	1206.6	1200
2024-06-01	1168.5	1138	1215.6	1200
2024-08-01	1152.4	1138	1186	1200
2024-04-01	1152.4	1138	1186	1200
2024-03-01	1199.2	1200	1192.4	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	De Villiers PS 2025 (U12 Boys)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
4	Marie Delport Memorial 2025 (U12 Boys)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	De Villiers PS 2025 (U12 Boys)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis
2	Cape Winelands Schools Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
3	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
4	Marie Delport Memorial 2025 (U12 Boys)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Strategema Chess October 2024 (U9)	2024-10-05	2024-10-05	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
6	Western Cape - Brian Raubenheimer Development Tournament 2024 (U9 Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
7	Robertson Strategema Chess May 2024 (U9)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
8	Brave Knights 2024 (U9)	2024-03-16	2024-03-16	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
9	Cape Winelands Schools - Prestige 2024 (U9 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
10	Cape Winelands Schools - PS Trials 1 2024 (U9 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent King, G (George)				Opponent Dampies, W (Wyatt)
2	3	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 3	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Baadjies, Q (Qiana)				Opponent Fortuin, L (Liam)
3	3	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Kriel, W (Wilhelm)				Opponent Nomdo, A (Ajay)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent King, G (George)				Opponent Dampies, W (Wyatt)
2	3	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 3	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Baadjies, Q (Qiana)				Opponent Fortuin, L (Liam)
3	2	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-26	rnd 5	type Standard	result 1
		Opponent Joerdens, W (Wian)				Opponent Abrahams, J (Johagen)

#	Games	Start				End
1	3	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Kriel, W (Wilhelm)				Opponent Nomdo, A (Ajay)
2	3	Tournament Brave Knights 2024				Tournament Brave Knights 2024
		date 2024-03-16	rnd 3	type Rapid	result 1	date 2024-03-16	rnd 5	type Rapid	result 1
		Opponent Joseph, E (Elliah)				Opponent Williams, M (Mackenzy)
3	2	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Modupe, L (Lesego)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 3	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Baadjies, Q (Qiana)				Opponent Fortuin, L (Liam)
2	3	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Kriel, W (Wilhelm)				Opponent Nomdo, A (Ajay)
3	3	Tournament Brave Knights 2024				Tournament Brave Knights 2024
		date 2024-03-16	rnd 3	type Rapid	result 1	date 2024-03-16	rnd 5	type Rapid	result 1
		Opponent Joseph, E (Elliah)				Opponent Williams, M (Mackenzy)

#	Games	Start				End
1	3	Tournament Strategema Chess October 2024				Tournament Strategema Chess October 2024
		date 2024-10-05	rnd 3	type Standard	result 1	date 2024-10-05	rnd 5	type Standard	result 1
		Opponent Baadjies, Q (Qiana)				Opponent Fortuin, L (Liam)
2	2	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-26	rnd 5	type Standard	result 1
		Opponent Joerdens, W (Wian)				Opponent Abrahams, J (Johagen)
3	1	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Naud�, L (Lukas)				Opponent Naud�, L (Lukas)

#	Games	Start				End
1	3	Tournament Robertson Strategema Chess May 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Kriel, W (Wilhelm)				Opponent Nomdo, A (Ajay)
2	3	Tournament Brave Knights 2024				Tournament Brave Knights 2024
		date 2024-03-16	rnd 3	type Rapid	result 1	date 2024-03-16	rnd 5	type Rapid	result 1
		Opponent Joseph, E (Elliah)				Opponent Williams, M (Mackenzy)
3	2	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Krynauw, O (Odin)				Opponent Modupe, L (Lesego)

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	Venter ,L (Logan)	2	1	0	2	1	0	0	0	0	0	0	0
1	Venter ,L (Logan)	2	1180.9	1180.9	2	1173.3	1180.9	0	0	0	0	0	0
2	Ngqwarushe ,J (Jayden)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Ngqwarushe ,J (Jayden)	2	1185.3	760.3	1	1200	760.3	1	1163.6	760.3	0	0	0
3	Kleinbooi ,R (Riley)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Kleinbooi ,R (Riley)	2	1206.9	781.9	1	1214.7	781.9	1	1185	781.9	0	0	0
4	Africa ,F (Faithlynn)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Africa ,F (Faithlynn)	2	1303.9	878.9	1	1356.6	878.9	1	1317	878.9	0	0	0
5	Fortuin ,L (Liam)	2	1	0	1	1	425	1	0	-425	0	0	0
5	Fortuin ,L (Liam)	2	1209.8	1209.8	1	1214.5	1634.8	1	1144.8	784.8	0	0	0
6	Louw ,B (Burger)	2	0	-425	1	0	-425	1	0	-425	0	0	0
6	Louw ,B (Burger)	2	1323.8	898.8	1	1289.3	898.8	1	1295.7	898.8	0	0	0
7	Edons ,M (Mihandro)	2	1	0	0	0	0	2	1	0	0	0	0
7	Edons ,M (Mihandro)	2	1191	1191	0	0	0	2	1243	1191	0	0	0
8	Nel ,C (Curtly)	2	1	0	0	0	0	2	1	0	0	0	0
8	Nel ,C (Curtly)	2	1182.3	1182.3	0	0	0	2	1166.8	1182.3	0	0	0
9	Andrews ,J (Jerahn)	2	0	-425	0	0	0	2	0	-425	0	0	0
9	Andrews ,J (Jerahn)	2	1185.6	760.6	0	0	0	2	1184.3	760.6	0	0	0
10	Davel ,M (Marny)	1	1	425	1	1	425	0	0	0	0	0	0
10	Davel ,M (Marny)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Coetzee, A (Abraham)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms