Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetsee, W (Wilco)

Chess SA id

106061659

FIDE id

Date of birth

2006-04-10 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1205.9	1182.1	831.4	882.2
Raw rating	1205.9	1182.1	831.4	882.2
Weighted rating	1205.9	1182.1	831.4	882.2
Weighted performance	309.8	308.5	0	0
Floor	802.3	793	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	164.4	170.1	280.3	260.8
Highest rating	1302.3 2020-02-01	1293 2020-02-01	1200 2024-02-01	1200 2018-02-01
Highest raw rating	1302.3 2020-02-01	1293 2020-02-01	831.4 2024-02-01	882.2 2024-02-01
Highest weighted rating	1302.3 2020-11-01	1293 2020-11-01	831.4 2024-11-01	882.2 2024-11-01
Highest weighted performance	1278.8 2020-01-01	1262.6 2020-01-01	1200 2024-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1205.9	1182.1	831.4	882.2
Analysis
Rating	1205.9	1182.1	831.4	882.2
Raw rating	1205.9	1182.1	831.4	882.2
Weighted rating	1205.9	1182.1	831.4
Weighted performance	309.8	308.5	0
K-factor	36	36	40	40
Floor	802.3	793	500	500
Max/Min rating change allowed	164.4	170.1	280.3	260.8
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	1205.9	1182.1	831.4	882.2
New weighted rating	1205.9	1182.1	831.4	882.2
New weighted performance	309.4	308.1	0	0
Temp new rating	1205.9	1182.1	831.4	882.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1205.9	1182.1	831.4	882.2
New K-factor	36	36	40	40
New floor	802.3	793	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	304	258	39	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	118	68	57.63	64.8	1037.8	1102.6
Standard	111	64	57.66	65.1	1025.3	1090.4
Rapid	0	0	0	0	0	0
Blitz	7	4	57.14	60.7	1236.3	1297

Date	Main	Standard	Rapid	Blitz
2025-09-30	1205.9	1182.1	831.4	882.2
2025-09-01	1205.9	1182.1	831.4	882.2
2025-08-01	1205.9	1182.1	831.4	882.2
2025-07-01	1205.9	1182.1	831.4	882.2
2025-06-01	1205.9	1182.1	831.4	882.2
2025-05-01	1205.9	1182.1	831.4	882.2
2025-04-01	1205.9	1182.1	831.4	882.2
2025-03-01	1205.9	1182.1	831.4	882.2
2025-02-01	1205.9	1182.1	831.4	882.2
2025-01-01	1205.9	1182.1	831.4	882.2
2024-12-01	1205.9	1182.1	831.4	882.2
2024-11-01	1205.9	1182.1	831.4	882.2
2024-10-01	1205.9	1182.1	831.4	882.2
2024-09-01	1205.9	1182.1	831.4	882.2
2024-08-01	1205.9	1182.1	831.4	882.2
2024-07-01	1205.9	1182.1	831.4	882.2
2024-06-01	1205.9	1182.1	831.4	882.2
2024-08-01	1205.9	1182.1	831.4	882.2
2024-04-01	1205.9	1182.1	831.4	882.2
2024-03-01	1205.9	1182.1	831.4	882.2
2024-02-01	1205.9	1182.1	831.4	882.2
2024-01-01	1205.9	1182.1	831.4	882.2
2023-12-01	1205.9	1182.1	831.4	882.2
2023-11-01	1205.9	1182.1	831.4	882.2

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	Eden Schools Closed Trials 1 2020 (U15 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	2	Yes	Analysis
2	George Trial 2 2020 (U16)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
3	George Trial 1 2020 (U16)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	4	Yes	Analysis
4	Eden Trials 3 2019 (U14 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Western Cape Schools Individuals 2019 (U13 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	3	Yes	Analysis
6	Eden Trials 2 2019 (U14 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Trials 1 2019 (U14 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	4	Yes	Analysis
8	George Trials 2 2019 (U14)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
9	George Trials 1 2019 (U14)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	4	Yes	Analysis
10	South African Junior Blitz 2018 (U14)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
11	South African Junior Team Championships 2018 (U14A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
12	Eden Chess League 2018 (Premier)	2018-08-18	2018-09-01	Standard	Eden (WEG)	5	3	0	Yes	Analysis
13	Western Cape Top Schools 2018 (U13 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
14	Eden Top Schools 2018 (U13 Mix)	2018-07-28	2018-07-28	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	EDENSC Closed 3 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
16	Calitzdorp Ope 2018	2018-05-05	2018-05-05	Standard	Eden (WEG)	5	5	3	Yes	Analysis
17	Western Cape Schools Individuals 2018 (U13 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	1.5	Yes	Analysis
18	EDENSC Closed 2 2018 (U14 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	4	2	Yes	Analysis
19	EDENSC Closed 1 2018 (U14 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	4	3	Yes	Analysis
20	George Trails 3 2018 (U14)	2018-02-24	2018-02-24	Standard	Eden (WEG)	5	5	4	Yes	Analysis
21	George Trails 2 2018 (U14)	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	5	4	Yes	Analysis
22	George Trails 1 2018 (U14)	2018-01-27	2018-01-27	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
23	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Eden Trials 2 2019				Tournament Eden Trials 3 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 0.5
		Opponent Michaels, A (Antonio)				Opponent Ehlers, R (Ruben)
2	5	Tournament Western Cape Schools Individuals 2019				Tournament George Trial 1 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Bantam, G (Gio)				Opponent Meyer, K (Kristen)
3	5	Tournament George Trials 2 2019				Tournament Eden Trials 1 2019
		date 2019-02-09	rnd 4	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Barnardo, M (Miguel)				Opponent Coetzee, A (Adrian)

#	Games	Start				End
1	6	Tournament Eden Trials 2 2019				Tournament Eden Trials 3 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 0.5
		Opponent Michaels, A (Antonio)				Opponent Ehlers, R (Ruben)
2	5	Tournament Western Cape Schools Individuals 2019				Tournament George Trial 1 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Bantam, G (Gio)				Opponent Meyer, K (Kristen)
3	5	Tournament George Trials 2 2019				Tournament Eden Trials 1 2019
		date 2019-02-09	rnd 4	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Barnardo, M (Miguel)				Opponent Coetzee, A (Adrian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 4	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Potgieter, A (Awie)				Opponent Buthelezi, M (Mbalenhle)
2	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Williams, V (Vogan)				Opponent Williams, V (Vogan)

#	Games	Start				End
1	5	Tournament Western Cape Schools Individuals 2019				Tournament George Trial 1 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Bantam, G (Gio)				Opponent Meyer, K (Kristen)
2	5	Tournament Eden Trials 2 2019				Tournament Eden Trials 3 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Michaels, A (Antonio)				Opponent Kruger, S (Sachin)
3	5	Tournament George Trials 2 2019				Tournament Eden Trials 1 2019
		date 2019-02-09	rnd 4	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Barnardo, M (Miguel)				Opponent Coetzee, A (Adrian)

#	Games	Start				End
1	5	Tournament Western Cape Schools Individuals 2019				Tournament George Trial 1 2020
		date 2019-05-19	rnd 6	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Bantam, G (Gio)				Opponent Meyer, K (Kristen)
2	5	Tournament Eden Trials 2 2019				Tournament Eden Trials 3 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 3	type Standard	result 1
		Opponent Michaels, A (Antonio)				Opponent Kruger, S (Sachin)
3	5	Tournament George Trials 2 2019				Tournament Eden Trials 1 2019
		date 2019-02-09	rnd 4	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Barnardo, M (Miguel)				Opponent Coetzee, A (Adrian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 4	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Potgieter, A (Awie)				Opponent Buthelezi, M (Mbalenhle)
2	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Williams, V (Vogan)				Opponent Williams, V (Vogan)

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 (Lian)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Venter ,L (Lian)	4	1193.1	768.1	4	1198.8	768.1	0	0	0	0	0	0
2	Sefoor ,J (Jordan)	4	2	0	4	2	0	0	0	0	0	0	0
2	Sefoor ,J (Jordan)	4	1072.6	1072.6	4	1060.8	1072.6	0	0	0	0	0	0
3	Koen ,I (Ivan)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Koen ,I (Ivan)	3	1219.6	794.6	3	1226	794.6	0	0	0	0	0	0
4	Fourie ,J (Janco)	3	3	425	3	3	425	0	0	0	0	0	0
4	Fourie ,J (Janco)	3	1119.5	1544.5	3	1103.9	1544.5	0	0	0	0	0	0
5	Meyer ,K (Kristen)	2	1	0	2	1	0	0	0	0	0	0	0
5	Meyer ,K (Kristen)	2	1004.3	1004.3	2	1001.2	1004.3	0	0	0	0	0	0
6	Geyser ,K (Kobus)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Geyser ,K (Kobus)	2	1439.5	1014.5	2	1437.8	1014.5	0	0	0	0	0	0
7	Le Roux ,N (Nicolaas)	2	1	0	2	1	0	0	0	0	0	0	0
7	Le Roux ,N (Nicolaas)	2	980.5	980.5	2	978.9	980.5	0	0	0	0	0	0
8	Vermeulen ,A (Andries)	2	1	0	2	1	0	0	0	0	0	0	0
8	Vermeulen ,A (Andries)	2	956.2	956.2	2	953.4	956.2	0	0	0	0	0	0
9	Geduld ,L (Lucian)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Geduld ,L (Lucian)	2	1311.8	886.8	2	1303.3	886.8	0	0	0	0	0	0
10	Bantam ,G (Gio)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Bantam ,G (Gio)	2	941.8	1154.3	2	823.4	1154.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Coetsee, W (Wilco)

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