Chess South Africa Ratings Database

PLAYER PAGE

Personal

Strydom, D (Douw)

Chess SA id

105072094

FIDE id

Date of birth

2005-01-25 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-03-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	816.6	732.8	738.8	534.8
Raw rating	816.6	732.8	738.8	534.8
Weighted rating	816.6	732.8	738.4	534.8
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	286.3	322.6	319.9	427.8
Highest rating	1359.2 2019-09-01	1334 2019-09-01	1345.6 2022-03-01	1200 2024-02-01
Highest raw rating	816.6 2024-02-01	732.8 2024-02-01	738.8 2024-02-01	534.8 2024-02-01
Highest weighted rating	816.6 2024-11-01	732.8 2024-11-01	738.8 2024-11-01	534.8 2024-11-01
Highest weighted performance	1359.2 2019-09-01	1334 2019-09-01	1345.6 2022-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	816.6	732.8	738.8	534.8
Analysis
Rating	816.6	732.8	738.8	534.8
Raw rating	816.6	732.8	738.8	534.8
Weighted rating	816.6	732.8	738.4
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	286.3	322.6	319.9	427.8
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	816.6	732.8	738.8	534.8
New weighted rating	816.6	732.8	738.7	534.8
New weighted performance	0	0	0	0
Temp new rating	816.6	732.8	738.8	534.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	816.6	732.8	738.8	534.8
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
	6	0	6
	0	0	0
History	30	20	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	16	9	56.25	53.1	1257.1	1310.2
Standard	10	5	50	0	1243.4	1243.4
Rapid	6	4	66.67	141.7	1280	1421.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	816.6	732.8	738.8	534.8
2025-09-01	816.6	732.8	738.8	534.8
2025-08-01	816.6	732.8	738.8	534.8
2025-07-01	816.6	732.8	738.8	534.8
2025-06-01	816.6	732.8	738.8	534.8
2025-05-01	816.6	732.8	738.8	534.8
2025-04-01	816.6	732.8	738.8	534.8
2025-03-01	816.6	732.8	738.8	534.8
2025-02-01	816.6	732.8	738.8	534.8
2025-01-01	816.6	732.8	738.8	534.8
2024-12-01	816.6	732.8	738.8	534.8
2024-11-01	816.6	732.8	738.8	534.8
2024-10-01	816.6	732.8	738.8	534.8
2024-09-01	816.6	732.8	738.8	534.8
2024-08-01	816.6	732.8	738.8	534.8
2024-07-01	816.6	732.8	738.8	534.8
2024-06-01	816.6	732.8	738.8	534.8
2024-08-01	816.6	732.8	738.8	534.8
2024-04-01	816.6	732.8	738.8	534.8
2024-03-01	816.6	732.8	738.8	534.8
2024-02-01	816.6	732.8	738.8	534.8
2024-01-01	816.6	732.8	738.8	534.8
2023-12-01	816.6	732.8	693.6	534.8
2023-11-01	816.6	732.8	693.6	534.8

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	2022 East Dist Individuals (U18)	2022-03-13	2022-03-13	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
2	2020 East District Individuals (U18)	2020-01-31	2020-02-01	Standard	Cape Town (WCT)	6	0	0	No	Analysis
3	2020 East District Individuals (U15)	2020-01-31	2020-02-01	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
4	Western Cape Top Schools 2019 (U15 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 3	type Rapid	result 1	date 2022-03-13	rnd 5	type Rapid	result 1
		Opponent Vollgraaff, A (Albert)				Opponent Matyobeni, M (Mbongeni)
2	3	Tournament 2020 East District Individuals				Tournament 2022 East Dist Individuals
		date 2020-02-01	rnd 5	type Standard	result 1	date 2022-03-13	rnd 1	type Rapid	result 1
		Opponent Adonis, Z (Zoe)				Opponent Van Der Westhuizen, L (Leanne)
3	3	Tournament Western Cape Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-31	rnd 2	type Standard	result 1	date 2019-09-01	rnd 4	type Standard	result 1
		Opponent Lotz, J (Johndre)				Opponent Claassen, B (Basiano)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-31	rnd 2	type Standard	result 1	date 2019-09-01	rnd 4	type Standard	result 1
		Opponent Lotz, J (Johndre)				Opponent Claassen, B (Basiano)
2	2	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-01	rnd 6	type Standard	result 1
		Opponent Adonis, Z (Zoe)				Opponent Msethu, S (Siphelo)

#	Games	Start				End
1	3	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 3	type Rapid	result 1	date 2022-03-13	rnd 5	type Rapid	result 1
		Opponent Vollgraaff, A (Albert)				Opponent Matyobeni, M (Mbongeni)
2	1	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 1	type Rapid	result 1	date 2022-03-13	rnd 1	type Rapid	result 1
		Opponent Van Der Westhuizen, L (Leanne)				Opponent Van Der Westhuizen, L (Leanne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 3	type Rapid	result 1	date 2022-03-13	rnd 5	type Rapid	result 1
		Opponent Vollgraaff, A (Albert)				Opponent Matyobeni, M (Mbongeni)
2	3	Tournament 2020 East District Individuals				Tournament 2022 East Dist Individuals
		date 2020-02-01	rnd 5	type Standard	result 1	date 2022-03-13	rnd 1	type Rapid	result 1
		Opponent Adonis, Z (Zoe)				Opponent Van Der Westhuizen, L (Leanne)
3	3	Tournament Western Cape Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-31	rnd 2	type Standard	result 1	date 2019-09-01	rnd 4	type Standard	result 1
		Opponent Lotz, J (Johndre)				Opponent Claassen, B (Basiano)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-31	rnd 2	type Standard	result 1	date 2019-09-01	rnd 4	type Standard	result 1
		Opponent Lotz, J (Johndre)				Opponent Claassen, B (Basiano)
2	2	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-01	rnd 6	type Standard	result 1
		Opponent Adonis, Z (Zoe)				Opponent Msethu, S (Siphelo)

#	Games	Start				End
1	3	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 3	type Rapid	result 1	date 2022-03-13	rnd 5	type Rapid	result 1
		Opponent Vollgraaff, A (Albert)				Opponent Matyobeni, M (Mbongeni)
2	1	Tournament 2022 East Dist Individuals				Tournament 2022 East Dist Individuals
		date 2022-03-13	rnd 1	type Rapid	result 1	date 2022-03-13	rnd 1	type Rapid	result 1
		Opponent Van Der Westhuizen, L (Leanne)				Opponent Van Der Westhuizen, L (Leanne)

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	Njokweni ,L (Llyabona)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Njokweni ,L (Llyabona)	1	1291	866	1	1207	866	0	0	0	0	0	0
2	Solomons ,J (Jowene)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Solomons ,J (Jowene)	1	1135.4	710.4	1	1113.2	710.4	0	0	0	0	0	0
3	Coetzee ,P (Philip)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Coetzee ,P (Philip)	1	1534.8	1109.8	1	1532.7	1109.8	0	0	0	0	0	0
4	Diniso ,S (Solulele)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Diniso ,S (Solulele)	1	1327.8	902.8	1	1302.1	902.8	0	0	0	0	0	0
5	Msethu ,S (Siphelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Msethu ,S (Siphelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Smith ,JC (Juan Cornel)	1	1	425	1	1	425	0	0	0	0	0	0
6	Smith ,JC (Juan Cornel)	1	1105.6	1530.6	1	1059.2	1530.6	0	0	0	0	0	0
7	Lotz ,J (Johndre)	1	1	425	1	1	425	0	0	0	0	0	0
7	Lotz ,J (Johndre)	1	1239.6	1664.6	1	1246.2	1664.6	0	0	0	0	0	0
8	Claassen ,B (Basiano)	1	1	425	1	1	425	0	0	0	0	0	0
8	Claassen ,B (Basiano)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Adonis ,Z (Zoe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Adonis ,Z (Zoe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Ngcwangu ,U (Uman)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ngcwangu ,U (Uman)	1	1200	775	1	1200	775	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

Strydom, D (Douw)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms