Chess South Africa Ratings Database

PLAYER PAGE

Personal

Matthee, WD (William Downey)

Chess SA id

109078402

FIDE id

Date of birth

2009-03-03 (U18)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-07-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	790.2	644.8	715.6	504.8
Raw rating	790.2	644.8	715.6	504.8
Weighted rating	790.2	644.8	715.6	504.8
Weighted performance	409.2	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	297.3	365.7	330.6	446.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	790.2 2024-02-01	644.8 2024-02-01	715.6 2024-02-01	504.8 2024-02-01
Highest weighted rating	790.2 2024-11-01	644.8 2024-11-01	715.6 2024-11-01	504.8 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	790.2	644.8	715.6	504.8
Analysis
Rating	790.2	644.8	715.6	504.8
Raw rating	790.2	644.8	715.6	504.8
Weighted rating	790.2	644.8	715.6
Weighted performance	409.2	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	297.3	365.7	330.6	446.5
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	790.2	644.8	715.6	504.8
New weighted rating	790.2	644.8	715.6	504.8
New weighted performance	408.8	0	0	0
Temp new rating	790.2	644.8	715.6	504.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	790.2	644.8	715.6	504.8
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	12	5	7
	0	0	0
History	61	49	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	25	9.5	38	-102	1125	1023
Standard	13	4	30.77	-163.5	1115.5	952
Rapid	12	5.5	45.83	-35.4	1135.3	1099.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	790.2	644.8	715.6	504.8
2025-09-01	790.2	644.8	715.6	504.8
2025-08-01	790.2	644.8	715.6	504.8
2025-07-01	790.2	644.8	715.6	504.8
2025-06-01	790.2	644.8	715.6	504.8
2025-05-01	790.2	644.8	715.6	504.8
2025-04-01	790.2	644.8	715.6	504.8
2025-03-01	790.2	644.8	715.6	504.8
2025-02-01	790.2	644.8	715.6	504.8
2025-01-01	790.2	644.8	715.6	504.8
2024-12-01	790.2	644.8	715.6	504.8
2024-11-01	790.2	644.8	715.6	504.8
2024-10-01	790.2	644.8	715.6	504.8
2024-09-01	790.2	644.8	715.6	504.8
2024-08-01	790.2	644.8	715.6	504.8
2024-07-01	790.2	644.8	715.6	504.8
2024-06-01	790.2	644.8	715.6	504.8
2024-08-01	790.2	644.8	715.6	504.8
2024-04-01	790.2	644.8	715.6	504.8
2024-03-01	790.2	644.8	715.6	504.8
2024-02-01	790.2	644.8	715.6	504.8
2024-01-01	790.2	644.8	715.6	504.8
2023-12-01	790.2	644.8	715.6	504.8
2023-11-01	790.2	644.8	715.6	504.8

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	D4 Play Offs 2022 (U13)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
2	D4 Individuals 2022 (U13 Open)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	3	Yes	Analysis
3	2019 D4 Individual Finals (U11 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis
4	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	2.5	Yes	Analysis
5	Laerskool Volkskool 2018 (U10)	2018-02-03	2018-02-03	Standard	Dr Kenneth Kaunda (NWP)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Laerskool Volkskool 2018				Tournament 2018 Super 12
		date 2018-02-03	rnd 3	type Standard	result 1	date 2018-05-05	rnd 1	type Rapid	result 1
		Opponent Botha, P (Philip)				Opponent Smit, S (Stephan)
2	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 2	type Standard	result 0.5	date 2019-03-09	rnd 3	type Standard	result 1
		Opponent Kganana, L (Lehlogonolo)				Opponent Subbiah, A (Aalok)
3	1	Tournament D4 Play Offs 2022				Tournament D4 Play Offs 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Meyer, T (Theo)				Opponent Meyer, T (Theo)

#	Games	Start				End
1	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 2	type Standard	result 0.5	date 2019-03-09	rnd 3	type Standard	result 1
		Opponent Kganana, L (Lehlogonolo)				Opponent Subbiah, A (Aalok)
2	2	Tournament Laerskool Volkskool 2018				Tournament Laerskool Volkskool 2018
		date 2018-02-03	rnd 3	type Standard	result 1	date 2018-02-03	rnd 4	type Standard	result 0.5
		Opponent Botha, P (Philip)				Opponent Hattingh, S (Salome)
3	1	Tournament D4 Play Offs 2022				Tournament D4 Play Offs 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Meyer, T (Theo)				Opponent Meyer, T (Theo)

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Makgotlwe, P (Phenyo)				Opponent Makgotlwe, P (Phenyo)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Pryra, J (Jonathan Dillian)				Opponent Pryra, J (Jonathan Dillian)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Monk, C (Caleb)				Opponent Monk, C (Caleb)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D4 Play Offs 2022				Tournament D4 Play Offs 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Meyer, T (Theo)				Opponent Meyer, T (Theo)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Makgotlwe, P (Phenyo)				Opponent Makgotlwe, P (Phenyo)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Pryra, J (Jonathan Dillian)				Opponent Pryra, J (Jonathan Dillian)

#	Games	Start				End
1	1	Tournament D4 Play Offs 2022				Tournament D4 Play Offs 2022
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Meyer, T (Theo)				Opponent Meyer, T (Theo)
2	1	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 3	type Standard	result 1	date 2019-03-09	rnd 3	type Standard	result 1
		Opponent Subbiah, A (Aalok)				Opponent Subbiah, A (Aalok)
3	1	Tournament Laerskool Volkskool 2018				Tournament Laerskool Volkskool 2018
		date 2018-02-03	rnd 3	type Standard	result 1	date 2018-02-03	rnd 3	type Standard	result 1
		Opponent Botha, P (Philip)				Opponent Botha, P (Philip)

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Makgotlwe, P (Phenyo)				Opponent Makgotlwe, P (Phenyo)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Pryra, J (Jonathan Dillian)				Opponent Pryra, J (Jonathan Dillian)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Monk, C (Caleb)				Opponent Monk, C (Caleb)

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	Gruenenfelder ,W (Werni)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Gruenenfelder ,W (Werni)	2	1182.4	757.4	1	1045	757.4	1	1200	757.4	0	0	0
2	Subbiah ,A (Aalok)	1	1	425	1	1	425	0	0	0	0	0	0
2	Subbiah ,A (Aalok)	1	1100.1	1525.1	1	1080.4	1525.1	0	0	0	0	0	0
3	Hattingh ,S (Salome)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Hattingh ,S (Salome)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Klopper ,R (Rian)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Klopper ,R (Rian)	1	1257.2	832.2	1	1250.5	832.2	0	0	0	0	0	0
5	Bhudai ,A (Arman)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Bhudai ,A (Arman)	1	1233	808	1	1220.2	808	0	0	0	0	0	0
6	Fourie ,A (Alex)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Fourie ,A (Alex)	1	753.2	328.2	1	753.2	328.2	0	0	0	0	0	0
7	Burke ,D (Divan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Burke ,D (Divan)	1	1248.2	823.2	1	1263.2	823.2	0	0	0	0	0	0
8	Meyer ,T (Theo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Meyer ,T (Theo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Kganana ,L (Lehlogonolo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Kganana ,L (Lehlogonolo)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
10	Gerber ,J (Juandre)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Gerber ,J (Juandre)	1	1178.3	753.3	1	1155.3	753.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Matthee, WD (William Downey)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms